NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

HOME

Tools

Compose Message What is NavList? Get NavList ID Code Check NavList ID Code Email Settings Search

Archive

Images & Files Current Posts 2024 All Posts 2023 All Posts 2022 All Posts 2021 All Posts 2020 All Posts 2019 All Posts 2018 All Posts Search

Resources

Mystic Seaport Logbooks CORRAL Archive Logbooks Bowditch and More Celestaire Bill Morris's Sextant Blog ReedNavigation.com

Data

GPS Anti Spoof Nautical Almanac USNO clone Lunar Distances Almanac Analyze Lunars Online Artificial Satellites

2018

Index includes 2712 messages. Sorted by date, recent messages first.

Re: Lunars during a Lunar Eclipse	Frank Reed	31 Dec 2018, 19:36
Re: Lunars during a Lunar Eclipse	Frank Reed	31 Dec 2018, 18:24
Re: Weems Second Setting Navigation Watch	Tony Oz	30 Dec 2018, 21:56
Re: Weems Second Setting Navigation Watch	Ed Popko	30 Dec 2018, 19:01
Re: 2019 Commercial Nautical Almanac Insert	Frank Reed	30 Dec 2018, 16:29
Re: 2019 Commercial Nautical Almanac Insert	D Maracle	30 Dec 2018, 15:03
Re: 2019 Commercial Nautical Almanac Insert	Robert Bernecky	30 Dec 2018, 14:38
Re: Weems Second Setting Navigation Watch	Rob Fraser	30 Dec 2018, 07:58
Re: Lunars during a Lunar Eclipse	Geoffrey Kolbe	30 Dec 2018, 07:01
Re: 2019 Commercial Nautical Almanac Insert	Frank Reed	30 Dec 2018, 03:20
2019 Commercial Nautical Almanac Insert	Doug MacPherson	30 Dec 2018, 02:59
Re: Lunars during a Lunar Eclipse	Ed Popko	29 Dec 2018, 20:01
Re: Lunars during a Lunar Eclipse	Brad Morris	29 Dec 2018, 18:09
Re: Lunars during a Lunar Eclipse	Robin Stuart	29 Dec 2018, 17:12
Re: Lunars during a Lunar Eclipse	Ed Popko	29 Dec 2018, 11:21
Re: Unexpected USNO height correction precepts	Mehmet Guzey	29 Dec 2018, 09:12
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	29 Dec 2018, 07:51
Re: Floating-Point 4-place Nat-Haversine Table	Roger W. Sinnott	29 Dec 2018, 02:31
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	28 Dec 2018, 16:58
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	28 Dec 2018, 11:57
Re: Brown-Nassau CN Plotter or Spherical Computer	Alan S	28 Dec 2018, 01:03
Re: Geogebra?	Tony Oz	27 Dec 2018, 23:23
Re: Floating-Point 4-place Nat-Haversine Table	Roger W. Sinnott	27 Dec 2018, 20:30
Re: Floating-Point 4-place Nat-Haversine Table	Roger W. Sinnott	27 Dec 2018, 20:23
Re: Unexpected USNO height correction precepts	Frank Reed	27 Dec 2018, 20:23
Crossing Antarctica on Foot	Brad Morris	27 Dec 2018, 19:28
Re: Unexpected USNO height correction precepts	Frank Reed	27 Dec 2018, 18:51
Re: Geogebra?	Tony Oz	26 Dec 2018, 18:45
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Brad Morris	26 Dec 2018, 18:16
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Robin Stuart	26 Dec 2018, 12:59
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Brad Morris	25 Dec 2018, 19:52
Re: Geogebra?	Bill Lionheart	25 Dec 2018, 18:02
"Algebraisation" of the All-Haversine SR?	Tony Oz	25 Dec 2018, 17:46
Re: Unexpected USNO height correction precepts	Mehmet Guzey	25 Dec 2018, 16:29
Re: Geogebra?	Tony Oz	25 Dec 2018, 15:49
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Robin Stuart	25 Dec 2018, 15:48
Re: Unexpected USNO height correction precepts	Paul Hirose	24 Dec 2018, 23:50
Re: Watch error, watch rate: some problems to solve?	Brad Morris	24 Dec 2018, 19:49
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	24 Dec 2018, 18:33
Re: Geogebra?	Bob Goethe	24 Dec 2018, 18:01
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Mike Critchley	24 Dec 2018, 17:34
Re: Unexpected USNO height correction precepts	Mehmet Guzey	24 Dec 2018, 16:54
Re: Geogebra?	Brad Morris	24 Dec 2018, 15:36
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	24 Dec 2018, 15:35
Re: Brown-Nassau CN Plotter or Spherical Computer	Francis Upchurch	24 Dec 2018, 14:50
Re: Geogebra?	Brad Morris	24 Dec 2018, 14:42
Re: Watch error, watch rate: some problems to solve?	Tony Oz	24 Dec 2018, 14:32
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	24 Dec 2018, 14:26
Re: Unexpected USNO height correction precepts	Paul Hirose	24 Dec 2018, 10:02
Re: Geogebra?	Paul Hughes	24 Dec 2018, 09:03
Re: Brown-Nassau CN Plotter or Spherical Computer	Alan S	24 Dec 2018, 03:48
Re: Watch error, watch rate: some problems to solve?	Robin Stuart	23 Dec 2018, 20:33
Re: Watch error, watch rate: some problems to solve?	Frank Reed	23 Dec 2018, 19:00
Re: Watch error, watch rate: some problems to solve?	Brad Morris	23 Dec 2018, 17:26
Re: Brown-Nassau CN Plotter or Spherical Computer	Robert VanderPol II	23 Dec 2018, 13:50
Re: Brown-Nassau CN Plotter or Spherical Computer	Francis Upchurch	23 Dec 2018, 11:16
Watch error, watch rate: some problems to solve?	Tony Oz	23 Dec 2018, 09:03
Re: Geogebra?	Tony Oz	23 Dec 2018, 08:55
Re: Degree Calculator	Sean C	23 Dec 2018, 07:22
Brown-Nassau CN Plotter or Spherical Computer	Alan S	23 Dec 2018, 05:04
Re: Degree Calculator	Alan S	23 Dec 2018, 04:34
Re: Degree Calculator	Paul Hirose	22 Dec 2018, 19:34
Re: Floating-Point 4-place Nat-Haversine Table	Roger W. Sinnott	22 Dec 2018, 16:46
Re: Floating-Point 4-place Nat-Haversine Table	Frank Reed	22 Dec 2018, 15:26
Re: Degree Calculator	Greg Rudzinski	22 Dec 2018, 13:27
Re: Unexpected USNO height correction precepts	Mehmet Guzey	22 Dec 2018, 08:30
Re: Degree Calculator	Sean C	22 Dec 2018, 04:41
Re: Geogebra?	Robert Bernecky	21 Dec 2018, 23:48
Re: Floating-Point 4-place Nat-Haversine Table	Roger W. Sinnott	21 Dec 2018, 23:46
Re: Geogebra?	Brad Morris	21 Dec 2018, 23:16
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Brad Morris	21 Dec 2018, 23:00
Re: Degree Calculator	Alan S	21 Dec 2018, 22:58
Re: Geogebra?	Lars Bergman	21 Dec 2018, 22:12
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Brad Morris	21 Dec 2018, 22:05
Re: Unexpected USNO height correction precepts	Paul Hirose	21 Dec 2018, 20:51
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Andrés Ruiz	21 Dec 2018, 20:26
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Robin Stuart	21 Dec 2018, 20:11
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	21 Dec 2018, 19:45
Geogebra?	Tony Oz	21 Dec 2018, 18:03
Re: Floating-Point 4-place Nat-Haversine Table	Roger W. Sinnott	21 Dec 2018, 17:53
Re: Degree Calculator	Alan S	21 Dec 2018, 17:29
Re: Unexpected USNO height correction precepts	Mehmet Guzey	21 Dec 2018, 17:19
Re: Traditional navigation by slide rule	Bob Goethe	21 Dec 2018, 15:48
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Ed Popko	21 Dec 2018, 14:48
Re: Spur of the moment long by chron	Brian Walton	21 Dec 2018, 12:38
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Antoine Couëtte	21 Dec 2018, 09:50
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Tony Oz	21 Dec 2018, 08:45
Re: Degree Calculator	Sean C	21 Dec 2018, 05:25
Re: Traditional navigation by slide rule	Alan S	21 Dec 2018, 05:01
Re: Degree Calculator	Alan S	21 Dec 2018, 03:46
Re: Degree Calculator	Alan S	21 Dec 2018, 03:36
Re: Unexpected USNO height correction precepts	Paul Hirose	20 Dec 2018, 21:44
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Brad Morris	20 Dec 2018, 21:10
Navigation presentation, Princeton next month	Frank Reed	20 Dec 2018, 20:25
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Bruce J. Pennino	20 Dec 2018, 19:20
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Frank Reed	20 Dec 2018, 18:38
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Ed Popko	20 Dec 2018, 15:26
Re: Spur of the moment long by chron	David C	20 Dec 2018, 07:20
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Robin Stuart	19 Dec 2018, 21:31
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Marcel Tschudin	19 Dec 2018, 20:12
Re: Published, Shackleton and Worsley, Journey to South Georgia Island	Frank Reed	19 Dec 2018, 16:37
Re: Latitude from duration of day	Lars Bergman	19 Dec 2018, 15:30
Published, Shackleton and Worsley, Journey to South Georgia Island	Brad Morris	19 Dec 2018, 15:24
Re: Spur of the moment long by chron	David C	19 Dec 2018, 06:50
Re: Spur of the moment long by chron	David C	19 Dec 2018, 02:04
Re: Latitude from duration of day	Tony Oz	18 Dec 2018, 21:31
Re: Latitude from duration of day	Tony Oz	18 Dec 2018, 21:09
Re: Unexpected USNO height correction precepts	Mehmet Guzey	18 Dec 2018, 20:03
Re: Latitude from duration of day	Frank Reed	18 Dec 2018, 18:02
Re: Latitude from duration of day	Lars Bergman	18 Dec 2018, 16:44
Re: Latitude from duration of day	Tony Oz	18 Dec 2018, 15:35
Re: Spur of the moment long by chron	Brian Walton	18 Dec 2018, 12:45
Re: Spur of the moment long by chron	David C	17 Dec 2018, 23:54
Re: Spur of the moment long by chron	David C	17 Dec 2018, 23:47
Re: Latitude from duration of day	Greg Rudzinski	17 Dec 2018, 22:15
Latitude from duration of day	Tony Oz	17 Dec 2018, 19:44
Re: Spur of the moment long by chron	Frank Reed	17 Dec 2018, 18:36
Re: Spur of the moment long by chron	Frank Reed	17 Dec 2018, 18:11
Re: Spur of the moment long by chron	Frank Reed	17 Dec 2018, 17:59
Re: Spur of the moment long by chron	Lars Bergman	17 Dec 2018, 16:47
Re: Spur of the moment long by chron	Robin Stuart	17 Dec 2018, 15:42
Re: Spur of the moment long by chron	Tony Oz	17 Dec 2018, 09:18
Re: Emergency navigation: a Cruiserfix tool.	Tony Oz	17 Dec 2018, 09:08
Re: Spur of the moment long by chron	Frank Reed	17 Dec 2018, 06:19
Re: An Anti Spoof Pro Question	Frank Reed	17 Dec 2018, 03:43
Re: Emergency navigation: a Cruiserfix tool.	John Baum	17 Dec 2018, 03:20
Re: Spur of the moment long by chron	Greg Rudzinski	16 Dec 2018, 21:00
Re: Spur of the moment long by chron	David C	16 Dec 2018, 20:24
Re: Spur of the moment long by chron	David C	16 Dec 2018, 20:14
Re: The Improved Suns Table4 from HO249	Tony Oz	16 Dec 2018, 18:28
Re: Spur of the moment long by chron	Robin Stuart	16 Dec 2018, 12:53
Re: Spur of the moment long by chron	Greg Rudzinski	16 Dec 2018, 12:34
Re: Spur of the moment long by chron	Ed Popko	16 Dec 2018, 11:31
Re: Spur of the moment long by chron	Lars Bergman	16 Dec 2018, 11:07
Re: Spur of the moment long by chron	Brad Morris	16 Dec 2018, 09:49
Re: Spur of the moment long by chron	Tony Oz	16 Dec 2018, 08:05
Re: Spur of the moment long by chron	David C	16 Dec 2018, 04:10
Spur of the moment long by chron	David C	16 Dec 2018, 02:12
An Anti Spoof Pro Question	David Pike	15 Dec 2018, 23:00
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	14 Dec 2018, 14:17
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	13 Dec 2018, 19:58
Re: Floating-Point 4-place Nat-Haversine Table	Sean C	13 Dec 2018, 19:36
Re: Floating-Point 4-place Nat-Haversine Table	Ed Popko	13 Dec 2018, 11:06
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	13 Dec 2018, 09:01
Modern Celestial, Boston, February	Frank Reed	13 Dec 2018, 03:46
Re: Sextant aboard the ISS	Brad Morris	12 Dec 2018, 21:31
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	12 Dec 2018, 20:07
Re: Sextant aboard the ISS	Paul Dolkas	12 Dec 2018, 05:29
Re: Floating-Point 4-place Nat-Haversine Table	Greg Rudzinski	11 Dec 2018, 17:08
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	11 Dec 2018, 13:04
Lunars during a Lunar Eclipse	Ed Popko	11 Dec 2018, 12:00
Re: Sextant aboard the ISS	Brad Morris	11 Dec 2018, 03:43
Sextant aboard the ISS	Frank Reed	11 Dec 2018, 01:48
Position fix by visual satellite observation	Frank Reed	11 Dec 2018, 00:34
Re: Floating-Point 4-place Nat-Haversine Table	Greg Rudzinski	10 Dec 2018, 23:04
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	10 Dec 2018, 19:52
Re: Floating-Point 4-place Nat-Haversine Table	Tony Oz	10 Dec 2018, 16:51
Floating-Point 4-place Nat-Haversine Table	Tony Oz	10 Dec 2018, 15:26
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	10 Dec 2018, 12:31
Re: Yet another 4-place Nat-Haversine Table project?	Bill Lionheart	9 Dec 2018, 21:02
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	9 Dec 2018, 19:50
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	9 Dec 2018, 16:49
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	9 Dec 2018, 09:58
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	9 Dec 2018, 07:27
Re: Yet another 4-place Nat-Haversine Table project?	Brad Morris	8 Dec 2018, 22:07
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	8 Dec 2018, 07:30
Re: The Mark I at Harvard First Programmable Computer in the United States aka "Bessie"	max mulhern	7 Dec 2018, 23:07
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 21:36
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 21:33
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 21:24
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 21:21
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	7 Dec 2018, 21:05
Re: Yet another 4-place Nat-Haversine Table project?	Frank Reed	7 Dec 2018, 19:41
Re: Yet another 4-place Nat-Haversine Table project?	David Fleming	7 Dec 2018, 18:43
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	7 Dec 2018, 17:18
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 16:37
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 16:12
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	7 Dec 2018, 15:47
Re: Longterm Sun's GHA and Dec: what's under the hood?	Rafal O.	7 Dec 2018, 15:46
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 15:41
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	7 Dec 2018, 14:49
Re: The Mark I at Harvard First Programmable Computer in the United States aka "Bessie"	Ed Popko	7 Dec 2018, 12:10
Re: Longterm Sun's GHA and Dec: what's under the hood?	Greg Rudzinski	7 Dec 2018, 12:08
Re: Longterm Sun's GHA and Dec: what's under the hood?	Tony Oz	7 Dec 2018, 08:43
The Improved Suns Table4 from HO249	Herman Dekker	7 Dec 2018, 07:31
Re: Longterm Sun's GHA and Dec: what's under the hood?	Geoffrey Kolbe	7 Dec 2018, 07:16
The Mark I at Harvard First Programmable Computer in the United States aka "Bessie"	max mulhern	7 Dec 2018, 04:35
Re: Longterm Sun's GHA and Dec: what's under the hood?	Robert VanderPol II	7 Dec 2018, 02:44
Re: Longterm Sun's GHA and Dec: what's under the hood?	Greg Rudzinski	6 Dec 2018, 21:30
Longterm Sun's GHA and Dec: what's under the hood?	Tony Oz	6 Dec 2018, 19:59
Advanced Celestial Navigation Systems	Richard B. Langley	6 Dec 2018, 15:26
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	5 Dec 2018, 15:19
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	5 Dec 2018, 14:39
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	5 Dec 2018, 14:26
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	5 Dec 2018, 12:47
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	5 Dec 2018, 07:55
Re: Yet another 4-place Nat-Haversine Table project?	Herman Dekker	5 Dec 2018, 03:23
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	4 Dec 2018, 23:29
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	4 Dec 2018, 21:05
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	4 Dec 2018, 19:38
Re: Celestial Navigation on the surface of Mars	Frank Reed	4 Dec 2018, 17:59
Re: Yet another 4-place Nat-Haversine Table project?	Greg Rudzinski	4 Dec 2018, 17:28
CelNav for the TI-83	Andrés Ruiz	4 Dec 2018, 15:25
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	4 Dec 2018, 14:39
Re: Yet another 4-place Nat-Haversine Table project?	Tony Oz	4 Dec 2018, 10:47
Re: Jargon, terminology , words' meanings, etc.	David C	4 Dec 2018, 03:50
Re: Jargon, terminology , words' meanings, etc.	David C	4 Dec 2018, 03:09
Re: Jargon, terminology , words' meanings, etc.	Bill Lionheart	3 Dec 2018, 21:43
Re: Yet another 4-place Nat-Haversine Table project?	Roger W. Sinnott	3 Dec 2018, 21:38
Re: Jargon, terminology , words' meanings, etc.	Frank Reed	3 Dec 2018, 20:37
Re: Jargon, terminology , words' meanings, etc.	Jackson McDonald	3 Dec 2018, 20:25
Re: Jargon, terminology , words' meanings, etc.	Tony Oz	3 Dec 2018, 19:45
Yet another 4-place Nat-Haversine Table project?	Tony Oz	3 Dec 2018, 18:04
Re: Long Term Almanac for navigational stars	Frank Reed	3 Dec 2018, 17:28
Re: Long Term Almanac for navigational stars	Rafal O.	3 Dec 2018, 09:39
Re: Navigation jokes	Robert VanderPol II	3 Dec 2018, 06:14
Re: Degree Calculator	Paul Hirose	3 Dec 2018, 06:10
Re: Jargon, terminology , words' meanings, etc.	David C	3 Dec 2018, 04:12
Re: Long Term Almanac for navigational stars	Rafal O.	2 Dec 2018, 20:45
Re: Jargon, terminology , words' meanings, etc.	Bill Lionheart	2 Dec 2018, 20:25
Re: Degree Calculator	Tony Oz	2 Dec 2018, 19:18
Re: Jargon, terminology , words' meanings, etc.	Gary LaPook	2 Dec 2018, 18:30
Re: Jargon, terminology , words' meanings, etc.	Frank Reed	2 Dec 2018, 16:59
Re: Degree Calculator	Herman Dekker	2 Dec 2018, 10:05
Re: Longitude, the Bounty, and William Bligh	Geoffrey Kolbe	2 Dec 2018, 09:29
Re: Longitude, the Bounty, and William Bligh	Geoffrey Kolbe	2 Dec 2018, 08:55
Re: Longitude, the Bounty, and William Bligh	David C	2 Dec 2018, 03:29
Re: Longitude, the Bounty, and William Bligh	Don Seltzer	2 Dec 2018, 01:02
Re: Degree Calculator	Frank Reed	1 Dec 2018, 22:46
Re: Longitude, the Bounty, and William Bligh	Brad Morris	1 Dec 2018, 22:29
Re: Degree Calculator	Bob Goethe	1 Dec 2018, 21:37
Re: Longitude, the Bounty, and William Bligh	Charles McElhill	1 Dec 2018, 21:27
Re: Celestial Navigation on the surface of Mars	Frank Reed	1 Dec 2018, 20:51
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	1 Dec 2018, 13:45
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	1 Dec 2018, 12:46
Re: Jargon, terminology , words' meanings, etc.	Bill Lionheart	1 Dec 2018, 10:49
Re: Jargon, terminology , words' meanings, etc.	Paul Dolkas	1 Dec 2018, 05:51
Re: Celestial Navigation on the surface of Mars	Sean C	1 Dec 2018, 05:02
Re: Jargon, terminology , words' meanings, etc.	Frank Reed	1 Dec 2018, 03:43
Re: Jargon, terminology , words' meanings, etc.	Brad Morris	1 Dec 2018, 02:08
Re: Jargon, terminology , words' meanings, etc.	Frank Reed	1 Dec 2018, 02:05
Re: Celestial Navigation on the surface of Mars	Frank Reed	30 Nov 2018, 20:54
Re: Longitude, the Bounty, and William Bligh	Don Seltzer	30 Nov 2018, 19:56
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	30 Nov 2018, 19:01
Re: Celestial Navigation on the surface of Mars	Frank Reed	30 Nov 2018, 16:39
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	30 Nov 2018, 11:34
Jargon, terminology , words' meanings, etc.	Tony Oz	30 Nov 2018, 08:19
Re: Longitude, the Bounty, and William Bligh	Geoffrey Kolbe	30 Nov 2018, 07:34
Re: Celestial Navigation on the surface of Mars	John D. Howard	30 Nov 2018, 05:31
Re: Celestial Navigation on the surface of Mars	Frank Reed	30 Nov 2018, 03:20
Re: Using "hack" as a verb	Frank Reed	30 Nov 2018, 03:01
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	30 Nov 2018, 02:42
Re: Using "hack" as a verb	Roger W. Sinnott	29 Nov 2018, 21:45
Re: Marion-Bermuda Race 2019	Bill B	29 Nov 2018, 21:26
Longitude, the Bounty, and William Bligh	Charles McElhill	29 Nov 2018, 20:52
Re: Marion-Bermuda Race 2019	Frank Reed	29 Nov 2018, 20:50
Re: Marion-Bermuda Race 2019	Tony Oz	29 Nov 2018, 19:04
Re: Marion-Bermuda Race 2019	Tony Oz	29 Nov 2018, 19:01
Re: Marion-Bermuda Race 2019	Brad Morris	29 Nov 2018, 17:35
Marion-Bermuda Race 2019	Frank Reed	29 Nov 2018, 16:40
Re: Refraction, Cassini model	Roger W. Sinnott	29 Nov 2018, 13:24
Re: Heath Sextant P356 - reading the vernier scale	Geoffrey Kolbe	29 Nov 2018, 12:50
Re: Heath Sextant P356 - reading the vernier scale	Alexandre Eremenko	29 Nov 2018, 05:34
Re: Refraction, Cassini model	Paul Hirose	28 Nov 2018, 23:33
Re: Heath Sextant P356 - reading the vernier scale	Mike Critchley	28 Nov 2018, 22:13
Re: Harbor Markers	Eamonn Sparling	28 Nov 2018, 19:13
Re: Harbor Markers	Frank Reed	28 Nov 2018, 19:10
Re: Heath Sextant P356 - reading the vernier scale	Alexandre Eremenko	28 Nov 2018, 17:21
Heath Sextant P356 - reading the vernier scale	Mike Critchley	28 Nov 2018, 17:00
Re: Using "hack" as a verb	D Maracle	28 Nov 2018, 15:59
Searched for Casio fx-98, found this...	Tony Oz	28 Nov 2018, 15:33
Re: Bright Venus again	Antoine Couëtte	28 Nov 2018, 11:30
Re: Harbor Markers	David Pike	28 Nov 2018, 09:04
Re: Bright Venus again	Paul Hirose	28 Nov 2018, 07:19
Re: Harbor Markers	Brad Morris	28 Nov 2018, 02:42
Re: Degree Calculator	David C	28 Nov 2018, 02:13
Re: Refraction, Cassini model	Roger W. Sinnott	28 Nov 2018, 01:08
Re: Refraction, Cassini model	Paul Hirose	27 Nov 2018, 22:04
Re: Degree Calculator	Bob Goethe	27 Nov 2018, 18:48
Re: Harbor Markers	David Pike	27 Nov 2018, 17:54
Re: Bright Venus again	Antoine Couëtte	27 Nov 2018, 15:15
Re: Using "hack" as a verb	Wayne Hilliard	27 Nov 2018, 02:15
Re: Degree Calculator	Brad Morris	26 Nov 2018, 22:41
Re: Harbor Markers	Brad Morris	26 Nov 2018, 22:01
Re: Degree Calculator	David C	26 Nov 2018, 21:14
Re: Lindbergh-Weems Second-Setting Watch -- Notes on Design and Use	Brad Morris	26 Nov 2018, 20:57
Re: Using "hack" as a verb	David Pike	26 Nov 2018, 20:57
Re: Using "hack" as a verb	Frank Reed	26 Nov 2018, 20:46
Re: Harbor Markers	David Pike	26 Nov 2018, 20:34
Re: Using "hack" as a verb	Frank Reed	26 Nov 2018, 20:17
Re: Using "hack" as a verb	David C	26 Nov 2018, 19:45
Re: Optimum number of LOPs	Greg Rudzinski	26 Nov 2018, 15:07
Re: Degree Calculator	Brad Morris	26 Nov 2018, 13:52
Re: Harbor Markers	Bill Lionheart	26 Nov 2018, 13:20
Re: Bright Venus again	Bill Ritchie	26 Nov 2018, 11:05
Lindbergh-Weems Second-Setting Watch -- Notes on Design and Use	Ed Popko	26 Nov 2018, 10:59
Re: Using "hack" as a verb	David Pike	26 Nov 2018, 10:33
Re: Optimum number of LOPs	Bill Lionheart	26 Nov 2018, 09:39
Re: Degree Calculator	David C	26 Nov 2018, 08:38
Re: Optimum number of LOPs	Bill Lionheart	26 Nov 2018, 08:30
Re: Using "hack" as a verb	Jacob M. Huffman III	26 Nov 2018, 03:03
Re: Degree Calculator	David C	26 Nov 2018, 01:41
Re: Using "hack" as a verb	David C	26 Nov 2018, 01:17
Re: Using "hack" as a verb	David C	26 Nov 2018, 00:55
Re: Harbor Markers	John D. Howard	25 Nov 2018, 21:06
Re: Harbor Markers	Brad Morris	25 Nov 2018, 16:26
Re: Using "hack" as a verb	Jacob M. Huffman III	25 Nov 2018, 13:33
Re: Degree Calculator	Ed Popko	25 Nov 2018, 11:09
Re: Harbor Markers	Michael Bradley	25 Nov 2018, 09:02
Re: Using "hack" as a verb	Thomas Spidle	25 Nov 2018, 04:01
Re: Degree Calculator	Sean C	25 Nov 2018, 03:01
Re: Degree Calculator	David C	25 Nov 2018, 02:34
Re: Degree Calculator	David C	25 Nov 2018, 02:29
Re: Harbor Markers	John D. Howard	25 Nov 2018, 02:13
Re: Harbor Markers	Bruce J. Pennino	25 Nov 2018, 00:59
Re: Harbor Markers	Brad Morris	24 Nov 2018, 23:18
Modern Navigators Are Numb To The Universe	Paul Hirose	24 Nov 2018, 23:05
Harbor Markers	Eamonn Sparling	24 Nov 2018, 21:35
Re: Using "hack" as a verb	David C	24 Nov 2018, 21:05
Re: Using "hack" as a verb	Gary LaPook	24 Nov 2018, 19:39
Re: Using "hack" as a verb	John D. Howard	24 Nov 2018, 19:07
Degree Calculator	Bob Goethe	24 Nov 2018, 16:01
Using "hack" as a verb	Bob Goethe	24 Nov 2018, 15:38
Optimum number of LOPs	Bob Goethe	24 Nov 2018, 15:33
Re: Pub.249 Epoch 2020 is available.	Robin Stuart	24 Nov 2018, 13:35
Re: Declination and GHA: Nautical Almanac procedures	Frank Reed	23 Nov 2018, 18:04
Re: Russia blocked GPS data during NATO exercises: Norway	Tony Oz	23 Nov 2018, 11:48
Re: SNO-T "night" sight tube?	Alexandre Eremenko	23 Nov 2018, 06:47
Re: SNO-T "night" sight tube?	Brad Morris	23 Nov 2018, 03:35
Re: SNO-T "night" sight tube?	Alexandre Eremenko	23 Nov 2018, 01:11
Re: SNO-T "night" sight tube?	Brad Morris	22 Nov 2018, 21:46
Re: SNO-T "night" sight tube?	Bill Morris	22 Nov 2018, 19:53
Re: SNO-T "night" sight tube?	Tony Oz	22 Nov 2018, 19:31
Re: SNO-T "night" sight tube?	Brad Morris	22 Nov 2018, 12:23
Re: SNO-T "night" sight tube?	Alexandre Eremenko	21 Nov 2018, 22:38
Re: Quad regression for Lunar Distances?	Tony Oz	21 Nov 2018, 22:04
Re: Quad regression for Lunar Distances?	Frank Reed	21 Nov 2018, 16:03
Celestial Tools V5.8.0	Stan K	21 Nov 2018, 15:43
Re: Quad regression for Lunar Distances?	Tony Oz	21 Nov 2018, 15:04
Re: SNO-T "night" sight tube?	Tony Oz	21 Nov 2018, 08:43
Re: SNO-T "night" sight tube?	Gary LaPook	21 Nov 2018, 05:30
Re: "The Lonely Halls Meeting"	Richard Easton	21 Nov 2018, 02:08
Re: "The Lonely Halls Meeting"	Brad Morris	20 Nov 2018, 22:58
Re: Converting degrees-minutes to degrees and back	Paul Hirose	20 Nov 2018, 19:00
Re: SNO-T "night" sight tube?	Alexandre Eremenko	20 Nov 2018, 18:59
"The Lonely Halls Meeting"	Richard Easton	20 Nov 2018, 16:57
Re: Converting degrees-minutes to degrees and back	Brad Morris	20 Nov 2018, 13:54
Re: Quad regression for Lunar Distances?	Herman Dekker	20 Nov 2018, 12:26
Re: Geodesic versus great circle	Andrés Ruiz	20 Nov 2018, 09:46
Re: WWV tropical weather announcements	Richard B. Langley	20 Nov 2018, 09:26
Re: SNO-T "night" sight tube?	Tony Oz	20 Nov 2018, 08:28
Re: SNO-T "night" sight tube?	Tony Oz	20 Nov 2018, 08:13
Re: SNO-T "night" sight tube?	Alexandre Eremenko	20 Nov 2018, 01:41
Re: SNO-T "night" sight tube?	Paul Werner	19 Nov 2018, 20:39
Re: SNO-T "night" sight tube?	Tony Oz	19 Nov 2018, 18:16
Re: SNO-T "night" sight tube?	Paul Werner	19 Nov 2018, 17:37
Re: Quad regression for Lunar Distances?	Frank Reed	19 Nov 2018, 16:40
WWV tropical weather announcements	Frank Reed	19 Nov 2018, 16:37
Re: SNO-T "night" sight tube?	Tony Oz	19 Nov 2018, 16:03
Re: SNO-T "night" sight tube?	Alexandre Eremenko	19 Nov 2018, 15:54
Re: Geodesic versus great circle	Paul Hughes	19 Nov 2018, 14:29
SNO-T "night" sight tube?	Tony Oz	19 Nov 2018, 14:03
Re: Refraction, Cassini model	Antoine Couëtte	19 Nov 2018, 13:36
Re: Converting degrees-minutes to degrees and back	Brad Morris	19 Nov 2018, 12:35
Re: Converting degrees-minutes to degrees and back	David Pike	19 Nov 2018, 11:46
Converting degrees-minutes to degrees and back	Steve E. Bryant	19 Nov 2018, 03:42
Refraction, Cassini model	Paul Hirose	18 Nov 2018, 03:39
Re: Latitude by Talcott-Horrebow Method	Frank Reed	17 Nov 2018, 19:26
Re: Latitude by Talcott-Horrebow Method	Geoffrey Kolbe	17 Nov 2018, 19:20
Re: Bright Venus again	Peter Hakel	17 Nov 2018, 17:52
Re: Keyboard Sextant "Keycaps"	Tony Oz	17 Nov 2018, 17:41
Re: Keyboard Sextant "Keycaps"	Morfydd James	17 Nov 2018, 13:52
Re: Bright Venus again	Antoine Couëtte	17 Nov 2018, 07:59
Keyboard Sextant "Keycaps"	Sean C	17 Nov 2018, 06:40
Re: Geodesic versus great circle	Frank Reed	16 Nov 2018, 18:30
Geodesic versus great circle	Bill Lionheart	16 Nov 2018, 17:07
Long Term Almanac for navigational stars	Rafal O.	16 Nov 2018, 13:51
Re: Sexagesimal vs Degree-minute-tenths of minutes angles	John D. Howard	15 Nov 2018, 15:51
Re: Sexagesimal vs Degree-minute-tenths of minutes angles	Greg Rudzinski	15 Nov 2018, 15:39
Sexagesimal vs Degree-minute-tenths of minutes angles	Ed Popko	15 Nov 2018, 11:03
Re: A question about an Alan Jackson song	Stan K	15 Nov 2018, 01:11
Re: Russia blocked GPS data during NATO exercises: Norway	Geoffrey Kolbe	14 Nov 2018, 21:45
Re: Russia blocked GPS data during NATO exercises: Norway	Brad Morris	14 Nov 2018, 21:00
Re: A question about an Alan Jackson song	Stan K	14 Nov 2018, 17:52
Re: What is this display?	Morfydd James	14 Nov 2018, 17:30
Declination and GHA: Nautical Almanac procedures	Mike Freeman	14 Nov 2018, 16:34
Bright Venus again	Antoine Couëtte	14 Nov 2018, 07:43
Re: Russia blocked GPS data during NATO exercises: Norway	Sean C	14 Nov 2018, 03:55
Re: A question about an Alan Jackson song	Sean C	14 Nov 2018, 03:47
Re: A question about an Alan Jackson song	Brad Morris	14 Nov 2018, 01:59
A quick Mars lunar	Peter Hakel	14 Nov 2018, 01:59
Re: A question about an Alan Jackson song	Francis Upchurch	14 Nov 2018, 01:56
Re: A question about an Alan Jackson song	Stan K	13 Nov 2018, 23:14
Re: A question about an Alan Jackson song	Stan K	13 Nov 2018, 23:11
Re: A question about an Alan Jackson song	Roger W. Sinnott	13 Nov 2018, 22:17
Re: Russia blocked GPS data during NATO exercises: Norway	Tony Oz	13 Nov 2018, 21:14
Re: A question about an Alan Jackson song	Brad Morris	13 Nov 2018, 21:03
Re: A question about an Alan Jackson song	Brad Morris	13 Nov 2018, 19:33
Russia blocked GPS data during NATO exercises: Norway	Pete Solon Palmer	13 Nov 2018, 19:03
A question about an Alan Jackson song	Stan K	13 Nov 2018, 15:07
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	13 Nov 2018, 12:42
Re: What is this display?	Morfydd James	13 Nov 2018, 10:36
Re: What is this display?	Luc Van den Borre	13 Nov 2018, 10:27
Re: What is this display?	Frank Reed	13 Nov 2018, 06:30
Re: What is this display?	Morfydd James	13 Nov 2018, 02:47
Re: Astro Navigation at HMS Collingwood	Brad Morris	13 Nov 2018, 00:39
What is this display?	Frank Reed	12 Nov 2018, 22:37
Re: Astro Navigation at HMS Collingwood	Frank Reed	12 Nov 2018, 22:28
Re: Astro Navigation at HMS Collingwood	Peter Monta	12 Nov 2018, 22:12
Re: Celestial Navigation on the surface of Mars	John D. Howard	12 Nov 2018, 18:25
Re: Celestial Navigation on the surface of Mars	Frank Reed	12 Nov 2018, 16:57
Re: Celestial Navigation on the surface of Mars	John D. Howard	12 Nov 2018, 16:32
Re: Astro Navigation at HMS Collingwood	Frank Reed	12 Nov 2018, 15:44
Re: Astro Navigation at HMS Collingwood	Bill Lionheart	12 Nov 2018, 14:32
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	12 Nov 2018, 13:33
Horizon shades and an index microscope?	Tony Oz	12 Nov 2018, 09:01
Sextants' paint color?	Tony Oz	12 Nov 2018, 08:50
Re: Celestial Navigation on the surface of Mars	Robert VanderPol II	12 Nov 2018, 06:42
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	12 Nov 2018, 00:01
Re: Quad regression for Lunar Distances?	Lars Bergman	11 Nov 2018, 21:58
Re: Astro Navigation at HMS Collingwood	Bob Goethe	11 Nov 2018, 21:57
Re: Quad regression for Lunar Distances?	Frank Reed	11 Nov 2018, 19:53
Re: Celestial Navigation on the surface of Mars	Morfydd James	11 Nov 2018, 18:49
Re: Quad regression for Lunar Distances?	Robert Bernecky	11 Nov 2018, 18:48
Re: Celestial Navigation on the surface of Mars	Morfydd James	11 Nov 2018, 18:47
Re: Celestial Navigation on the surface of Mars	Frank Reed	11 Nov 2018, 18:03
Re: Celestial Navigation on the surface of Mars	John D. Howard	11 Nov 2018, 16:24
Re: Astro Navigation at HMS Collingwood	Brad Morris	11 Nov 2018, 16:21
Re: Celestial Navigation on the surface of Mars	Don Seltzer	11 Nov 2018, 15:20
Re: Celestial Navigation on the surface of Mars	Brad Morris	11 Nov 2018, 14:40
Astro Navigation at HMS Collingwood	Bill Lionheart	11 Nov 2018, 13:16
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	11 Nov 2018, 13:06
Re: Quad regression for Lunar Distances?	Lars Bergman	11 Nov 2018, 11:41
Re: Celestial Navigation on the surface of Mars	John D. Howard	11 Nov 2018, 04:03
Re: Celestial Navigation on the surface of Mars	Brad Morris	11 Nov 2018, 00:56
Re: Celestial Navigation on the surface of Mars	Paul Dolkas	11 Nov 2018, 00:41
Re: Celestial Navigation on the surface of Mars	Paul Dolkas	11 Nov 2018, 00:35
Re: Quad regression for Lunar Distances?	Robert Bernecky	10 Nov 2018, 22:58
Re: Celestial Navigation on the surface of Mars	Morfydd James	10 Nov 2018, 21:52
Re: Celestial Navigation on the surface of Mars	Brad Morris	10 Nov 2018, 17:15
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	10 Nov 2018, 15:42
Re: Celestial Navigation on the surface of Mars	Geoffrey Kolbe	10 Nov 2018, 14:53
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	10 Nov 2018, 14:23
Re: Zenith sun tomorrow and USN celestial software	John D. Howard	10 Nov 2018, 03:26
Re: Quad regression for Lunar Distances?	Paul Hirose	9 Nov 2018, 23:04
Re: DIY Davis prism directly on the mirror?	Bruce Cutting	9 Nov 2018, 19:45
Re: Zenith sun tomorrow and USN celestial software	Brad Morris	9 Nov 2018, 18:52
Re: Zenith sun tomorrow and USN celestial software	Frank Reed	9 Nov 2018, 18:15
Re: Life raft questions - knowing only GHA and sun's rising or setting	Derrick Young	9 Nov 2018, 18:06
Re: Zenith sun tomorrow and USN celestial software	Tony Oz	9 Nov 2018, 15:27
Re: Life raft questions - knowing only GHA and sun's rising or setting	Tony Oz	9 Nov 2018, 15:10
Re: Quad regression for Lunar Distances?	Lars Bergman	9 Nov 2018, 12:48
Re: Zenith sun tomorrow and USN celestial software	Greg Rudzinski	9 Nov 2018, 12:08
Re: Quad regression for Lunar Distances?	Lars Bergman	9 Nov 2018, 10:58
Re: Celestial Navigation on the surface of Mars	Andrés Ruiz	9 Nov 2018, 08:14
Re: Life raft questions - knowing only GHA and sun's rising or setting	Tony Oz	9 Nov 2018, 07:51
Re: Celestial Navigation on the surface of Mars	Andrés Ruiz	9 Nov 2018, 07:46
Re: DIY Davis prism directly on the mirror?	Tony Oz	9 Nov 2018, 07:45
Re: Latitude by Talcott-Horrebow Method	Paul Hirose	9 Nov 2018, 07:30
Re: Zenith sun tomorrow and USN celestial software	Brad Morris	9 Nov 2018, 05:22
Re: Quad regression for Lunar Distances?	Sean C	9 Nov 2018, 04:39
Zenith sun tomorrow and USN celestial software	Frank Reed	9 Nov 2018, 03:41
Re: DIY Davis prism directly on the mirror?	Brad Morris	9 Nov 2018, 03:31
Re: Life raft questions - knowing only GHA and sun's rising or setting	Brad Morris	9 Nov 2018, 02:09
Re: Time zone sign conventions	Steve E. Bryant	8 Nov 2018, 20:42
Re: Life raft questions - knowing only GHA and sun's rising or setting	Tony Oz	8 Nov 2018, 20:09
Re: Life raft questions - knowing only GHA and sun's rising or setting	Brad Morris	8 Nov 2018, 18:50
Re: Life raft questions - knowing only GHA and sun's rising or setting	Frank Reed	8 Nov 2018, 18:31
Re: Quad regression for Lunar Distances?	Frank Reed	8 Nov 2018, 18:30
Re: Life raft questions - knowing only GHA and sun's rising or setting	Tony Oz	8 Nov 2018, 16:00
Re: Celestial Navigation on the surface of Mars	Greg Rudzinski	8 Nov 2018, 13:57
Re: Celestial Navigation on the surface of Mars	Morfydd James	8 Nov 2018, 13:37
Re: Celestial Navigation on the surface of Mars	Brad Morris	8 Nov 2018, 13:35
Re: Celestial Navigation on the surface of Mars	Robert VanderPol II	8 Nov 2018, 13:19
Re: Latitude by Talcott-Horrebow Method	Peter Monta	8 Nov 2018, 12:15
DIY shade: a polarising filter?	Tony Oz	8 Nov 2018, 11:34
Re: Life raft questions - knowing only GHA and sun's rising or setting	Ed Popko	8 Nov 2018, 11:27
Re: Quad regression for Lunar Distances?	Lars Bergman	8 Nov 2018, 10:13
Re: DIY Davis prism directly on the mirror?	Tony Oz	8 Nov 2018, 09:07
Re: Time zone sign conventions	Tony Oz	8 Nov 2018, 07:38
Re: Celestial Navigation on the surface of Mars	Morfydd James	8 Nov 2018, 05:13
Re: Time zone sign conventions	Sean C	8 Nov 2018, 05:01
Re: Celestial Navigation on the surface of Mars	Paul Dolkas	8 Nov 2018, 03:46
Time zone sign conventions	Steve E. Bryant	8 Nov 2018, 02:56
Re: Celestial Navigation on the surface of Mars	Robert VanderPol II	8 Nov 2018, 01:10
Re: Life raft questions - knowing only GHA and sun's rising or setting	Stan K	7 Nov 2018, 22:39
Re: Latitude by Talcott-Horrebow Method	Brad Morris	7 Nov 2018, 22:19
Celestial Navigation on the surface of Mars	Morfydd James	7 Nov 2018, 22:18
Re: DIY Davis prism directly on the mirror?	Brad Morris	7 Nov 2018, 22:08
Re: Quad regression for Lunar Distances?	Sean C	7 Nov 2018, 21:58
Re: GPS and the Chandler Wobble	Peter Monta	7 Nov 2018, 21:31
DIY Davis prism directly on the mirror?	Tony Oz	7 Nov 2018, 19:00
Re: Life raft questions - knowing only GHA and sun's rising or setting	Tony Oz	7 Nov 2018, 18:48
Life raft questions - knowing only GHA and sun's rising or setting	Ed Popko	7 Nov 2018, 16:03
Re: Quad regression for Lunar Distances?	Lars Bergman	7 Nov 2018, 14:53
Re: Avoiding the symmedian (and other) points	Bill Lionheart	7 Nov 2018, 06:05
Re: GPS and the Chandler Wobble	Paul Hirose	7 Nov 2018, 03:12
Re: Avoiding the symmedian (and other) points	Frank Reed	6 Nov 2018, 22:45
Re: Quad regression for Lunar Distances?	Frank Reed	6 Nov 2018, 22:15
Re: Avoiding the symmedian (and other) points	Bill Lionheart	6 Nov 2018, 21:54
Re: Latitude by Talcott-Horrebow Method	Peter Monta	6 Nov 2018, 21:17
Quad regression for Lunar Distances?	Tony Oz	6 Nov 2018, 16:41
Re: Latitude by Talcott-Horrebow Method	William Porter	6 Nov 2018, 16:03
Re: Latitude by Talcott-Horrebow Method	Paul Hirose	6 Nov 2018, 08:37
Re: GPS and the Chandler Wobble	John D. Howard	6 Nov 2018, 03:41
Re: Latitude by Talcott-Horrebow Method	Peter Monta	6 Nov 2018, 00:01
GPS and the Chandler Wobble	Brad Morris	5 Nov 2018, 23:21
Avoiding the symmedian (and other) points	Gary LaPook	5 Nov 2018, 21:43
Re: Latitude by Talcott-Horrebow Method	John D. Howard	5 Nov 2018, 20:30
Re: Latitude by Talcott-Horrebow Method	Brad Morris	5 Nov 2018, 19:53
Mirror-adjustment key replacement found	Tony Oz	5 Nov 2018, 18:32
Re: Latitude by Talcott-Horrebow Method	Brad Morris	5 Nov 2018, 16:22
Modern Celestial: Fri/Sat this week at Mystic Seaport	Frank Reed	5 Nov 2018, 15:58
Re: Latitude by Talcott-Horrebow Method	Ed Popko	5 Nov 2018, 15:27
Re: Latitude by Talcott-Horrebow Method	Ed Popko	5 Nov 2018, 11:13
Re: Latitude by Talcott-Horrebow Method	William Porter	5 Nov 2018, 11:02
Re: Lunars with Young's formula: always off by several minutes	William Porter	5 Nov 2018, 07:51
Re: Latitude by Talcott-Horrebow Method	Paul Hirose	5 Nov 2018, 06:18
Re: Lunars with Young's formula: always off by several minutes	Paul Hirose	5 Nov 2018, 05:12
Re: Lunars with Young's formula: always off by several minutes	William Porter	4 Nov 2018, 21:56
Re: Lunars with Young's formula: always off by several minutes	Brad Morris	4 Nov 2018, 21:20
Re: GPS jamming causes drones to crash	David Pike	4 Nov 2018, 20:37
Re: Lunars with Young's formula: always off by several minutes	William Porter	4 Nov 2018, 20:20
Re: GPS jamming causes drones to crash	David Pike	4 Nov 2018, 17:48
Re: Lunars with Young's formula: always off by several minutes	Lars Bergman	4 Nov 2018, 13:18
Re: Latitude by Talcott-Horrebow Method	Geoffrey Kolbe	4 Nov 2018, 06:53
Re: Latitude by Talcott-Horrebow Method	Brad Morris	4 Nov 2018, 05:23
Re: GPS jamming causes drones to crash	Gary LaPook	4 Nov 2018, 03:15
Re: Simpler than latitude and longitude?	Gary LaPook	4 Nov 2018, 02:45
Re: Navigation Conference, Mystic Seaport, 2019?	Gary LaPook	4 Nov 2018, 02:32
Re: Pub.249 Epoch 2020 is available.	Brad Morris	4 Nov 2018, 01:02
Re: Navigation Conference, Mystic Seaport, 2019?	William Porter	3 Nov 2018, 20:51
Simpler than latitude and longitude?	Frank Reed	3 Nov 2018, 19:12
Re: Pub.249 Epoch 2020 is available.	Frank Reed	3 Nov 2018, 18:00
Re: GPS jamming causes drones to crash	Frank Reed	3 Nov 2018, 17:44
GPS jamming causes drones to crash	Lu Abel	3 Nov 2018, 16:51
Re: Pub.249 Epoch 2020 is available.	Rafal O.	3 Nov 2018, 16:31
Re: Latitude by Talcott-Horrebow Method	Frank Reed	3 Nov 2018, 16:22
Re: Ratio of variances	Frank Reed	3 Nov 2018, 16:21
Re: Ratio of variances	Brad Morris	3 Nov 2018, 15:46
Re: Pub.249 Epoch 2020 is available.	Brad Morris	3 Nov 2018, 15:09
Re: Navigation Conference, Mystic Seaport, 2019?	Bruce J. Pennino	3 Nov 2018, 13:41
Re: Latitude by Talcott-Horrebow Method	William Porter	3 Nov 2018, 11:27
Re: Ratio of variances	Greg Rudzinski	3 Nov 2018, 10:40
Re: Latitude by Talcott-Horrebow Method	Geoffrey Kolbe	3 Nov 2018, 06:53
Re: Ratio of variances	David Pike	2 Nov 2018, 22:25
Re: Pub.249 Epoch 2020 is available.	Rafal O.	2 Nov 2018, 20:25
Re: Latitude by Talcott-Horrebow Method	Ed Popko	2 Nov 2018, 20:17
Re: Lunars with Young's formula: always off by several minutes	William Porter	2 Nov 2018, 19:36
Re: Latitude by Talcott-Horrebow Method	Brad Morris	2 Nov 2018, 19:14
Re: Pub.249 Epoch 2020 is available.	Brad Morris	2 Nov 2018, 19:07
Latitude by Talcott-Horrebow Method	Ed Popko	2 Nov 2018, 17:25
Re: Ratio of variances	Greg Rudzinski	2 Nov 2018, 15:30
Ratio of variances	Bill Lionheart	2 Nov 2018, 14:40
Re: Navigation Conference, Mystic Seaport, 2019?	Geoffrey Kolbe	2 Nov 2018, 13:11
Re: Pub.249 Epoch 2020 is available.	Rafal O.	2 Nov 2018, 08:33
Re: Lunars with Young's formula: always off by several minutes	Geoffrey Kolbe	2 Nov 2018, 07:17
Re: Lunars with Young's formula: always off by several minutes	Sean C	1 Nov 2018, 23:03
Re: Lunars with Young's formula: always off by several minutes	William Porter	1 Nov 2018, 22:48
Re: Navigation Conference, Mystic Seaport, 2019?	Robert Pearson	1 Nov 2018, 22:42
Re: Navigation Conference, Mystic Seaport, 2019?	Richard Easton	1 Nov 2018, 22:22
Re: Lunars with Young's formula: always off by several minutes	William Porter	1 Nov 2018, 22:00
Re: Navigation Conference, Mystic Seaport, 2019?	Jackson McDonald	1 Nov 2018, 21:20
Re: Lunars with Young's formula: always off by several minutes	Paul Hirose	1 Nov 2018, 19:10
Quantum Navigation, a backup to GPS	Brad Morris	1 Nov 2018, 19:03
Re: Lunars with Young's formula: always off by several minutes	Lars Bergman	1 Nov 2018, 14:16
Re: Lunars with Young's formula: always off by several minutes	William Porter	1 Nov 2018, 11:17
Re: Navigation jokes	Frank Atkins	1 Nov 2018, 09:24
Re: Navigation Conference, Mystic Seaport, 2019?	Jeremy C	1 Nov 2018, 06:55
Re: Lunars with Young's formula: always off by several minutes	Frank Reed	31 Oct 2018, 23:42
Re: Lunars with Young's formula: always off by several minutes	William Porter	31 Oct 2018, 23:22
Re: Pub.249 Epoch 2020 is available.	Frank Reed	31 Oct 2018, 23:14
Re: Lunars with Young's formula: always off by several minutes	William Porter	31 Oct 2018, 21:35
Re: Pub.249 Epoch 2020 is available.	Brad Morris	31 Oct 2018, 21:11
Re: Lunars with Young's formula: always off by several minutes	Andrés Ruiz	31 Oct 2018, 16:55
Re: Pub.249 Epoch 2020 is available.	Rafal O.	31 Oct 2018, 16:34
Re: Logic of shades	Greg Rudzinski	31 Oct 2018, 16:00
Re: Pub.249 Epoch 2020 is available.	Frank Reed	31 Oct 2018, 13:49
Re: Lunars with Young's formula: always off by several minutes	Frank Reed	31 Oct 2018, 13:36
Re: Pub.249 Epoch 2020 is available.	Rafal O.	31 Oct 2018, 10:31
Re: Navigation Conference, Mystic Seaport, 2019?	Ed Popko	31 Oct 2018, 10:13
Re: Logic of shades	Gary LaPook	31 Oct 2018, 04:51
Re: Navigation Conference, Mystic Seaport, 2019?	Stan K	30 Oct 2018, 21:45
Lunars with Young's formula: always off by several minutes	William Porter	30 Oct 2018, 21:41
Navigation Conference, Mystic Seaport, 2019?	Frank Reed	30 Oct 2018, 14:34
Re: Pub.249 Epoch 2020 is available.	Rafal O.	30 Oct 2018, 11:59
Re: Mark 15 sextants	Michael Bradley	30 Oct 2018, 08:52
Re: Pub.249 Epoch 2020 is available.	Rafal O.	30 Oct 2018, 08:21
Re: Navigation jokes	Antoine Couëtte	30 Oct 2018, 07:16
Re: Longitude, zone time, and local mean time	Bruce Cutting	30 Oct 2018, 00:49
Re: Longitude, zone time, and local mean time	David Fleming	29 Oct 2018, 20:40
Re: Longitude, zone time, and local mean time	Bruce Cutting	29 Oct 2018, 20:02
Re: Equation of Time Simplified?	Alejandro Muñoz	29 Oct 2018, 20:02
Re: Is most probable position (MPP) a dangerous misnomer?	John D. Howard	29 Oct 2018, 19:41
Re: Is most probable position (MPP) a dangerous misnomer?	Frank Reed	29 Oct 2018, 19:38
Re: Mark 15 sextants	Roger W. Sinnott	29 Oct 2018, 19:07
Re: Mark 15 sextants	Roger W. Sinnott	29 Oct 2018, 18:49
Re: Is most probable position (MPP) a dangerous misnomer?	David Pike	29 Oct 2018, 18:41
Longitude, zone time, and local mean time	Steve E. Bryant	29 Oct 2018, 18:38
Re: Navigation jokes	Robin Stuart	29 Oct 2018, 16:25
Re: Is most probable position (MPP) a dangerous misnomer?	John D. Howard	29 Oct 2018, 14:59
Re: Pub.249 Epoch 2020 is available.	Brad Morris	29 Oct 2018, 14:31
Re: Navigation jokes	Don Seltzer	29 Oct 2018, 13:04
Re: Mark 15 sextants	Greg Rudzinski	29 Oct 2018, 13:02
Re: Elements of the navigation triangle	David Pike	29 Oct 2018, 09:01
Re: Mark 15 sextants	Ken Gebhart	29 Oct 2018, 03:37
Elements of the navigation triangle	Steve E. Bryant	29 Oct 2018, 00:42
Re: Is most probable position (MPP) a dangerous misnomer?	David Pike	28 Oct 2018, 23:19
Re: Navigation jokes	David Pike	28 Oct 2018, 22:42
Re: Navigation jokes	David Pike	28 Oct 2018, 22:26
Re: Navigation jokes	Sean C	28 Oct 2018, 04:53
Re: Navigation jokes	Peter Hakel	28 Oct 2018, 04:00
Re: Navigation jokes	John D. Howard	28 Oct 2018, 02:43
Re: Navigation jokes	Wil Bailey	27 Oct 2018, 23:05
Re: Mark 15 sextants	Brad Morris	27 Oct 2018, 20:00
Re: Navigation jokes	Mark Coady	27 Oct 2018, 19:18
Re: Logic of shades	Mark Coady	27 Oct 2018, 19:13
Re: Logic of shades	Geoffrey Kolbe	27 Oct 2018, 17:29
Re: Logic of shades	Paul Hirose	27 Oct 2018, 16:43
Re: Is most probable position (MPP) a dangerous misnomer?	John D. Howard	27 Oct 2018, 16:35
Re: Navigation jokes	Francis Upchurch	27 Oct 2018, 14:41
Re: Mark 15 sextants	Michael Bradley	27 Oct 2018, 09:46
Is most probable position (MPP) a dangerous misnomer?	David Pike	27 Oct 2018, 09:22
Re: Logic of shades	Francis Upchurch	27 Oct 2018, 06:43
Re: Logic of shades	Francis Upchurch	27 Oct 2018, 06:35
Re: Logic of shades	David Fleming	26 Oct 2018, 22:32
Re: Mark 15 sextants	Gord Cudlipp	26 Oct 2018, 21:52
Re: Mark 15 sextants	Roger W. Sinnott	26 Oct 2018, 21:42
Re: Mark 15 sextants	Brad Morris	26 Oct 2018, 21:33
Re: Mark 15 sextants	Robert Pearson	26 Oct 2018, 20:38
Re: Logic of shades	Paul Dolkas	26 Oct 2018, 18:47
Mark 15 sextants	Gord Cudlipp	26 Oct 2018, 18:05
Re: Logic of shades	Brad Morris	26 Oct 2018, 17:19
Re: Logic of shades	Frank Reed	26 Oct 2018, 17:14
Logic of shades	alexander duytschaever	26 Oct 2018, 13:38
Re: Navigation jokes	Michael Bradley	26 Oct 2018, 08:36
Re: Navigation jokes	Thomas Spidle	26 Oct 2018, 05:47
Re: Position lines with confidence weights	Bill Lionheart	26 Oct 2018, 05:33
Re: Navigation jokes	Thomas Spidle	26 Oct 2018, 05:28
Re: Navigation jokes	Robert VanderPol II	26 Oct 2018, 04:07
Re: Navigation jokes	Ed Popko	26 Oct 2018, 01:47
Re: NavList dinner in Mystic October 27 (moved to Oct.28)	Frank Reed	26 Oct 2018, 00:01
Re: Navigation jokes	Greg R_	25 Oct 2018, 22:31
Navigation jokes	Ed Popko	25 Oct 2018, 21:40
Re: Skyfield	Paul Hirose	25 Oct 2018, 19:58
Re: Pub.249 Epoch 2020 is available.	Tony Oz	25 Oct 2018, 18:08
Re: Pub.249 Epoch 2020 is available.	Frank Reed	25 Oct 2018, 16:02
Re: Pub.249 Epoch 2020 is available.	Rafal O.	25 Oct 2018, 09:36
Re: Pub.249 Epoch 2020 is available.	Rafal O.	25 Oct 2018, 06:30
Re: Pub.249 Epoch 2020 is available.	Frank Reed	24 Oct 2018, 21:43
Re: Pub.249 Epoch 2020 is available.	Tony Oz	24 Oct 2018, 20:31
Brightest planet in the sky tonight	Don Seltzer	24 Oct 2018, 19:51
Maritime publisher Brown, Son and Ferguson	Paul Hirose	24 Oct 2018, 17:33
Re: NavList dinner in Mystic October 27	Frank Reed	24 Oct 2018, 17:22
Re: Pub.249 Epoch 2020 is available.	Rafal O.	24 Oct 2018, 07:47
Re: Personal equation in timed observations	Peter Monta	24 Oct 2018, 06:30
Re: Skyfield	Peter Monta	24 Oct 2018, 06:19
Re: Skyfield	Josh Paterson	23 Oct 2018, 23:42
Re: Skyfield	John D. Howard	23 Oct 2018, 23:10
Re: Skyfield	Lars Bergman	23 Oct 2018, 21:00
Re: Skyfield	Robin Stuart	23 Oct 2018, 20:24
Re: Lindbergh-Weems Navigaiton Watch Gotchas	Tony Oz	23 Oct 2018, 19:48
Re: Personal equation in timed observations	Sean C	23 Oct 2018, 18:14
Re: Pub.249 Epoch 2020 is available.	Gary LaPook	23 Oct 2018, 16:54
Re: Skyfield	John D. Howard	23 Oct 2018, 16:05
Re: Personal equation in timed observations	Brad Morris	23 Oct 2018, 15:37
Pub.249 Epoch 2020 is available.	Tony Oz	23 Oct 2018, 12:03
Re: Skyfield	Lars Bergman	23 Oct 2018, 10:31
Re: Lindbergh-Weems Navigaiton Watch Gotchas	Tony Oz	23 Oct 2018, 08:47
Re: Skyfield	Paul Hirose	23 Oct 2018, 05:32
Personal equation in timed observations	Paul Hirose	23 Oct 2018, 05:30
Re: Skyfield	Ken Muldrew	22 Oct 2018, 23:01
Re: Lindbergh-Weems Navigaiton Watch Gotchas	Ed Popko	22 Oct 2018, 22:04
Skyfield	Robin Stuart	22 Oct 2018, 21:14
Re: Lindbergh-Weems Navigaiton Watch Gotchas	Tony Oz	22 Oct 2018, 16:31
Lindbergh-Weems Navigaiton Watch Gotchas	Ed Popko	22 Oct 2018, 14:31
Re: Fit vs Regression: what is the difference?	Frank Reed	22 Oct 2018, 14:09
Fit vs Regression: what is the difference?	Tony Oz	22 Oct 2018, 09:45
Re: NavList dinner in Mystic October 27	Frank Reed	21 Oct 2018, 18:28
Re: Linear regression and other tools	Frank Reed	21 Oct 2018, 13:56
Re: Linear regression and other tools	Tony Oz	21 Oct 2018, 08:22
Re: Linear regression and other tools	Tony Oz	20 Oct 2018, 21:29
Re: Linear regression and other tools	Tony Oz	20 Oct 2018, 19:32
Re: 2nd Order Regression limitations	Brad Morris	20 Oct 2018, 19:30
Astron 2.00 release	Peter Hakel	20 Oct 2018, 17:11
Re: Position lines with confidence weights	Antoine Couëtte	19 Oct 2018, 20:27
Re: Position lines with confidence weights	Ed Popko	19 Oct 2018, 18:28
Position lines with confidence weights	Frank Reed	19 Oct 2018, 18:17
Re: Maximum likelihood position with triangle on a sphere	David Pike	19 Oct 2018, 17:34
Maximum likelihood position with triangle on a sphere	Bill Lionheart	19 Oct 2018, 16:09
Re: Were there secret techniques in the 17th and 18th Century	David Pike	18 Oct 2018, 19:41
Re: Were there secret techniques in the 17th and 18th Century	Paul Hirose	18 Oct 2018, 18:41
Re: Were there secret techniques in the 17th and 18th Century	Gary LaPook	18 Oct 2018, 08:00
Re: Were there secret techniques in the 17th and 18th Century	Brad Morris	18 Oct 2018, 02:49
Re: Were there secret techniques in the 17th and 18th Century	Sean C	18 Oct 2018, 02:21
Re: Were there secret techniques in the 17th and 18th Century	David Pike	17 Oct 2018, 21:34
Re: 2nd Order Regression limitations	Frank Reed	17 Oct 2018, 19:43
Re: News from Stan K	Frank Reed	17 Oct 2018, 19:25
Re: Were there secret techniques in the 17th and 18th Century	Frank Reed	17 Oct 2018, 17:16
2nd Order Regression limitations	Antoine Couëtte	17 Oct 2018, 17:11
Were there secret techniques in the 17th and 18th Century	Bill Lionheart	17 Oct 2018, 16:12
Re: News from Stan K	Brad Morris	17 Oct 2018, 01:59
Re: Symmedian point -earliest reference in navigation	David Pike	16 Oct 2018, 21:42
Re: News from Stan K	Stan K	16 Oct 2018, 21:27
Re: Symmedian point -earliest reference in navigation	Brad Morris	16 Oct 2018, 20:15
Re: Symmedian point -earliest reference in navigation	Gary LaPook	16 Oct 2018, 18:27
Re: Symmedian point -earliest reference in navigation	Bill Lionheart	16 Oct 2018, 18:12
Re: Symmedian point -earliest reference in navigation	Andrés Ruiz	16 Oct 2018, 10:27
Re: Linear regression and other tools	Andrés Ruiz	16 Oct 2018, 09:57
Re: Symmedian point -earliest reference in navigation	David Pike	16 Oct 2018, 08:39
Re: Symmedian point -earliest reference in navigation	Bill Lionheart	16 Oct 2018, 08:18
Re: Linear regression and other tools	Robert Bernecky	16 Oct 2018, 00:16
Re: A 300-year-old clock found on Derbyshire estate sells for 230k	Brad Morris	15 Oct 2018, 19:36
A 300-year-old clock found on Derbyshire estate sells for 230k	Richard B. Langley	15 Oct 2018, 19:07
Re: Symmedian point -earliest reference in navigation	Brad Morris	15 Oct 2018, 18:12
Re: Linear regression and other tools	Brad Morris	15 Oct 2018, 16:58
Re: Symmedian point -earliest reference in navigation	Bill Lionheart	15 Oct 2018, 15:08
Re: Symmedian point -earliest reference in navigation	Bill Lionheart	15 Oct 2018, 15:03
Re: Linear regression and other tools	Tony Oz	15 Oct 2018, 11:50
Re: Symmedian point -earliest reference in navigation	Herbert Prinz	15 Oct 2018, 04:28
Re: Symmedian point -earliest reference in navigation	David Pike	14 Oct 2018, 22:17
Re: Software tool for Celestial Nav Training - a report	Ed Popko	14 Oct 2018, 19:31
Re: Linear regression and other tools	Bruce Cutting	14 Oct 2018, 18:45
Re: Linear regression and other tools	Antoine Couëtte	14 Oct 2018, 18:36
Re: Symmedian point -earliest reference in navigation	Brad Morris	14 Oct 2018, 18:30
Re: Symmedian point -earliest reference in navigation	Bill Lionheart	14 Oct 2018, 16:07
Re: Symmedian point -earliest reference in navigation	Bill Lionheart	14 Oct 2018, 16:00
On the use of Lindbergh-Weems second-setting navigation watch	Ed Popko	14 Oct 2018, 12:31
Re: Symmedian point -earliest reference in navigation	David Pike	14 Oct 2018, 11:07
Re: Linear regression and other tools	Antoine Couëtte	14 Oct 2018, 08:23
Re: Linear regression and other tools	Antoine Couëtte	14 Oct 2018, 05:54
Re: To what level must the accuracy go?	Jeremy C	14 Oct 2018, 05:36
Re: Linear regression and other tools	Ron Jones	14 Oct 2018, 04:15
Re: Symmedian point -earliest reference in navigation	Herbert Prinz	14 Oct 2018, 02:42
Re: Linear regression and other tools	Ron Jones	14 Oct 2018, 00:45
Re: To what level must the accuracy go?	Tom Sult	13 Oct 2018, 23:55
Re: Linear regression and other tools	Tony Oz	13 Oct 2018, 22:34
To what level must the accuracy go?	Brad Morris	13 Oct 2018, 22:17
Software tool for Celestial Nav Training - a report	Eric van der Veen	13 Oct 2018, 20:21
Re: Linear regression and other tools	Bruce Cutting	13 Oct 2018, 16:56
Re: Linear regression and other tools	Antoine Couëtte	13 Oct 2018, 16:36
Re: Linear regression and other tools	Ron Jones	13 Oct 2018, 16:00
Symmedian point -earliest reference in navigation	Bill Lionheart	13 Oct 2018, 12:54
Re: Linear regression and other tools	Antoine Couëtte	13 Oct 2018, 04:41
Re: Linear regression and other tools	Ron Jones	12 Oct 2018, 18:24
Re: Linear regression and other tools	Antoine Couëtte	12 Oct 2018, 17:44
Re: Linear regression and other tools	Antoine Couëtte	12 Oct 2018, 17:03
Re: Linear regression and other tools	Tony Oz	12 Oct 2018, 15:38
Re: Linear regression and other tools	Brad Morris	12 Oct 2018, 15:35
Re: Linear regression and other tools	Antoine Couëtte	12 Oct 2018, 15:13
Re: Where is this mountain citadel?	John D. Howard	12 Oct 2018, 14:59
Re: NavList dinner in Mystic October 27	Frank Atkins	12 Oct 2018, 13:08
Re: Linear regression and other tools	Tony Oz	12 Oct 2018, 12:42
NavList dinner in Mystic October 27	Frank Reed	12 Oct 2018, 12:34
Re: Linear regression and other tools	Antoine Couëtte	12 Oct 2018, 09:36
Re: Linear regression and other tools	Tony Oz	11 Oct 2018, 20:41
Re: Linear regression and other tools	Antoine Couëtte	11 Oct 2018, 19:00
Re: Linear regression and other tools	Lars Bergman	11 Oct 2018, 18:47
Re: Linear regression and other tools	Brad Morris	11 Oct 2018, 15:10
Re: Linear regression and other tools	Lars Bergman	11 Oct 2018, 09:49
Re: Linear regression and other tools	Tony Oz	10 Oct 2018, 21:46
Re: Linear regression and other tools	Brad Morris	10 Oct 2018, 19:48
Re: A different type of heavenly body	Brad Morris	10 Oct 2018, 16:16
Linear regression and other tools	Tony Oz	10 Oct 2018, 10:10
A different type of heavenly body	Don Seltzer	10 Oct 2018, 02:43
Re: Where is this mountain citadel?	John D. Howard	9 Oct 2018, 15:11
Re: Where is this mountain citadel?	David Pike	9 Oct 2018, 13:05
Re: Where is this mountain citadel?	David Pike	9 Oct 2018, 10:16
Re: Where is this mountain citadel?	Robert H. van Gent	9 Oct 2018, 09:00
Re: Where is this mountain citadel?	Herman Dekker	9 Oct 2018, 07:28
Re: A little space navigation	Frank Reed	9 Oct 2018, 03:21
Re: A little space navigation	Brad Morris	9 Oct 2018, 02:07
Where is this mountain citadel?	Frank Reed	9 Oct 2018, 00:03
Re: A little space navigation	David Pike	8 Oct 2018, 22:52
Re: A little space navigation	Frank Reed	8 Oct 2018, 18:52
Re: A little space navigation	Frank Reed	8 Oct 2018, 18:44
Re: A little space navigation	Brad Morris	8 Oct 2018, 15:19
Re: A little space navigation	David Pike	8 Oct 2018, 07:16
Re: A little space navigation	Brad Morris	7 Oct 2018, 22:56
Re: A little space navigation	David Pike	7 Oct 2018, 20:38
Re: T Hav Doniol Sumner LOP Example	D Maracle	7 Oct 2018, 17:48
Re: A little space navigation	Brad Morris	7 Oct 2018, 04:48
Re: An Embarrassing Conundrum	Frank Reed	6 Oct 2018, 22:16
Re: An Embarrassing Conundrum	David Pike	6 Oct 2018, 20:55
Re: An Embarrassing Conundrum	Antoine Couëtte	6 Oct 2018, 18:31
Re: An Embarrassing Conundrum	Frank Reed	6 Oct 2018, 18:01
Re: T Hav Doniol Sumner LOP Example	Greg Rudzinski	6 Oct 2018, 17:52
Re: An Embarrassing Conundrum	Gary LaPook	6 Oct 2018, 17:34
Re: T Hav Doniol Sumner LOP Example	D Maracle	6 Oct 2018, 16:19
An Embarrassing Conundrum	David Pike	6 Oct 2018, 13:36
Re: A little space navigation	David Pike	6 Oct 2018, 13:09
Re: A little space navigation	Robert VanderPol II	5 Oct 2018, 19:53
Re: Range from calculated dip of the shore horizon	Don Seltzer	5 Oct 2018, 19:07
Re: Protecting GNSS and Users - The Ideal APNT	Brad Morris	5 Oct 2018, 18:33
Re: A little space navigation	Brad Morris	5 Oct 2018, 17:23
Re: Range from calculated dip of the shore horizon	Bob Crawley	5 Oct 2018, 14:27
Protecting GNSS and Users - The Ideal APNT	Richard B. Langley	5 Oct 2018, 13:02
Re: A little space navigation	Sean C	5 Oct 2018, 08:36
Re: A little space navigation	Peter Monta	5 Oct 2018, 05:52
Re: A little space navigation	Peter Monta	5 Oct 2018, 05:09
Re: A little space navigation	Thomas Spidle	5 Oct 2018, 03:56
Re: Range from calculated dip of the shore horizon	Robert VanderPol II	5 Oct 2018, 03:33
Re: A little space navigation	Jacob M. Huffman III	5 Oct 2018, 02:13
A little space navigation	Frank Reed	5 Oct 2018, 01:41
Amelia Earhart Book Auction	Jackson McDonald	4 Oct 2018, 23:13
Range from calculated dip of the shore horizon	David Pike	4 Oct 2018, 20:32
Re: A paper sextant sight...	Tony Oz	4 Oct 2018, 15:41
Re: A paper sextant sight...	David C	4 Oct 2018, 03:45
Re: Moon montage flaws... how many can you find?	Frank Reed	4 Oct 2018, 02:26
Re: A paper sextant sight...	Frank Reed	3 Oct 2018, 23:54
Re: Susceptibility of GPS to CME, Rationale for CN?	Dennis Jewitt	3 Oct 2018, 18:32
Re: A paper sextant sight...	Tony Oz	3 Oct 2018, 17:30
Re: T Hav Doniol Sumner LOP Example	Greg Rudzinski	3 Oct 2018, 15:48
Re: Susceptibility of GPS to CME, Rationale for CN?	Robert VanderPol II	3 Oct 2018, 15:45
Re: Susceptibility of GPS to CME, Rationale for CN?	Greg Licfi	3 Oct 2018, 14:47
Re: Moon montage flaws... how many can you find?	Bill B	3 Oct 2018, 06:58
Re: Susceptibility of GPS to CME, Rationale for CN?	Francis Upchurch	3 Oct 2018, 05:11
Re: Susceptibility of GPS to CME, Rationale for CN?	Brian Walton	3 Oct 2018, 04:29
Re: T Hav Doniol Sumner LOP Example	Brian Walton	3 Oct 2018, 04:05
Re: Moon montage flaws... how many can you find?	Frank Reed	3 Oct 2018, 02:49
Re: Moon montage flaws... how many can you find?	Don Seltzer	3 Oct 2018, 00:42
Re: Susceptibility of GPS to CME, Rationale for CN?	Tom Sult	2 Oct 2018, 23:07
Re: Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	2 Oct 2018, 22:15
Re: Susceptibility of GPS to CME, Rationale for CN?	Francis Upchurch	2 Oct 2018, 21:31
Re: Moon montage flaws... how many can you find?	Don Seltzer	2 Oct 2018, 20:05
Re: Moon montage flaws... how many can you find?	David Fleming	2 Oct 2018, 18:28
Re: Susceptibility of GPS to CME, Rationale for CN?	Francis Upchurch	2 Oct 2018, 16:48
Re: T Hav Doniol Sumner LOP Example	Greg Rudzinski	2 Oct 2018, 15:43
Re: Susceptibility of GPS to CME, Rationale for CN?	Greg Licfi	2 Oct 2018, 15:40
Re: Moon montage flaws... how many can you find?	Bruce J. Pennino	2 Oct 2018, 13:52
Re: Moon montage flaws... how many can you find?	Don Seltzer	2 Oct 2018, 13:10
Re: Moon montage flaws... how many can you find?	Mike Mayer	2 Oct 2018, 11:37
Re: Moon montage flaws... how many can you find?	Tony Oz	2 Oct 2018, 09:28
Re: Moon montage flaws... how many can you find?	Antoine Couëtte	2 Oct 2018, 09:28
Re: Moon montage flaws... how many can you find?	Antoine Couëtte	2 Oct 2018, 07:42
Re: Susceptibility of GPS to CME, Rationale for CN?	Antoine Couëtte	2 Oct 2018, 07:01
Re: Moon montage flaws... how many can you find?	Bob Goethe	2 Oct 2018, 05:28
Re: Moon montage flaws... how many can you find?	Frank Reed	2 Oct 2018, 05:22
Re: Susceptibility of GPS to CME, Rationale for CN?	Robert VanderPol II	2 Oct 2018, 05:02
Re: Moon montage flaws... how many can you find?	Rommel John Miller	2 Oct 2018, 04:48
Re: Susceptibility of GPS to CME, Rationale for CN?	Francis Upchurch	2 Oct 2018, 04:41
Moon montage flaws... how many can you find?	Frank Reed	2 Oct 2018, 03:12
Re: Susceptibility of GPS to CME, Rationale for CN?	John D. Howard	2 Oct 2018, 02:07
Re: Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	1 Oct 2018, 22:50
Re: Susceptibility of GPS to CME, Rationale for CN?	Hewitt Schlereth	1 Oct 2018, 21:13
Re: Susceptibility of GPS to CME, Rationale for CN?	David C	1 Oct 2018, 20:07
Re: Susceptibility of GPS to CME, Rationale for CN?	Ed Popko	1 Oct 2018, 17:30
Re: Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	1 Oct 2018, 17:14
Re: Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	1 Oct 2018, 17:08
Re: Susceptibility of GPS to CME, Rationale for CN?	Antoine Couëtte	1 Oct 2018, 10:46
Re: Susceptibility of GPS to CME, Rationale for CN?	David Pike	1 Oct 2018, 07:47
Re: Susceptibility of GPS to CME, Rationale for CN?	Robert VanderPol II	1 Oct 2018, 03:17
Re: Susceptibility of GPS to CME, Rationale for CN?	Francis Upchurch	1 Oct 2018, 03:15
Re: Susceptibility of GPS to CME, Rationale for CN?	Francis Upchurch	1 Oct 2018, 03:07
Re: Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	1 Oct 2018, 01:38
Re: Susceptibility of GPS to CME, Rationale for CN?	Bob Goethe	30 Sep 2018, 23:29
Re: Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	30 Sep 2018, 22:25
Re: Susceptibility of GPS to CME, Rationale for CN?	Peter Monta	30 Sep 2018, 22:21
Re: News from Stan K	Frank Reed	30 Sep 2018, 19:00
Re: Susceptibility of GPS to CME, Rationale for CN?	David Pike	30 Sep 2018, 09:07
Re: Susceptibility of GPS to CME, Rationale for CN?	Francis Upchurch	30 Sep 2018, 05:40
Re: Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	29 Sep 2018, 22:37
Re: GNSS is not immortal	Brad Morris	29 Sep 2018, 15:57
Re: Susceptibility of GPS to CME, Rationale for CN?	Richard B. Langley	29 Sep 2018, 12:04
Re: Timekeeping in the post-WWV/post-HF world	Peter Monta	29 Sep 2018, 04:12
Time	Tom Sult	29 Sep 2018, 01:40
Re: GNSS is not immortal	Gary LaPook	29 Sep 2018, 01:39
Multiple GPS backups fail	Frank Reed	28 Sep 2018, 23:53
Re: Listening to WWV from 60N 30E	Paul Hirose	28 Sep 2018, 21:50
Sight Planning	Ron Jones	28 Sep 2018, 19:33
Susceptibility of GPS to CME, Rationale for CN?	Brad Morris	28 Sep 2018, 19:20
Re: Timekeeping in the post-WWV/post-HF world	Richard B. Langley	28 Sep 2018, 15:39
Re: Timekeeping in the post-WWV/post-HF world	Tony Oz	28 Sep 2018, 13:30
Anti-spoof app	Chris Caswell	28 Sep 2018, 11:02
Re: Timekeeping in the post-WWV/post-HF world	Peter Monta	28 Sep 2018, 06:52
Re: Timekeeping in the post-WWV/post-HF world	Peter Monta	28 Sep 2018, 06:41
Re: Timekeeping in the post-WWV/post-HF world	Ian Vaughn	28 Sep 2018, 00:47
Re: Antique books (Moore, Bowditch, Arnold) and an Antique Octant	Frank Reed	28 Sep 2018, 00:42
NavListNews Twitter feed	Frank Reed	27 Sep 2018, 22:39
Re: Timekeeping in the post-WWV/post-HF world	Brad Morris	27 Sep 2018, 21:21
Re: Timekeeping in the post-WWV/post-HF world	Robert VanderPol II	27 Sep 2018, 20:54
Re: Invert it: GPS as backup to primary celestial navigation	Brad Morris	27 Sep 2018, 20:37
Listening to WWV from 60N 30E	Tony Oz	27 Sep 2018, 20:01
Re: Timekeeping in the post-WWV/post-HF world	Steve Dunlop	27 Sep 2018, 19:46
Re: Global Hawk crash due to deactivated backup navigation	Antoine Couëtte	27 Sep 2018, 19:46
Re: Invert it: GPS as backup to primary celestial navigation	Brad Morris	27 Sep 2018, 19:26
Global Hawk crash due to deactivated backup navigation	Frank Reed	27 Sep 2018, 19:21
Re: Timekeeping in the post-WWV/post-HF world	Frank Reed	27 Sep 2018, 19:12
Re: Timekeeping in the post-WWV/post-HF world	Francis Upchurch	27 Sep 2018, 18:18
Re: GNSS is not immortal	Steve Dunlop	27 Sep 2018, 17:22
Re: Timekeeping in the post-WWV/post-HF world	Steve Dunlop	27 Sep 2018, 17:11
Re: Unexpected USNO height correction precepts	Andrés Ruiz	27 Sep 2018, 11:23
Re: Invert it: GPS as backup to primary celestial navigation	Antoine Couëtte	27 Sep 2018, 06:09
Re: Timekeeping in the post-WWV/post-HF world	Robert VanderPol II	27 Sep 2018, 04:25
Re: Timekeeping in the post-WWV/post-HF world	John D. Howard	26 Sep 2018, 22:16
Re: Lindbergh-Weems Second-Setting Watch	Gary LaPook	26 Sep 2018, 22:07
Re: GNSS is not immortal	Bob Goethe	26 Sep 2018, 22:05
Re: GNSS is not immortal	Pete Solon Palmer	26 Sep 2018, 21:03
Re: Timekeeping in the post-WWV/post-HF world	Roger W. Sinnott	26 Sep 2018, 20:39
Invert it: GPS as backup to primary celestial navigation	Frank Reed	26 Sep 2018, 20:27
Re: Lindbergh-Weems Second-Setting Watch	Tony Oz	26 Sep 2018, 20:26
Dunlap Sunrise Sunset Computer	Brad Morris	26 Sep 2018, 19:55
Re: GNSS is not immortal	Brad Morris	26 Sep 2018, 19:19
Re: Lindbergh-Weems Second-Setting Watch	Ed Popko	26 Sep 2018, 18:21
Re: Timekeeping in the post-WWV/post-HF world	Murray Peake	26 Sep 2018, 17:52
Re: Chart-plotters, dead reckoning, pilotage, etc.	Andrés Ruiz	26 Sep 2018, 17:25
Re: Chart-plotters, dead reckoning, pilotage, etc.	Bruce Cutting	26 Sep 2018, 17:06
Re: Lindbergh-Weems Second-Setting Watch	Tony Oz	26 Sep 2018, 16:29
Wwv/Wwvh/Wwvb Etc.	Richard B. Langley	26 Sep 2018, 15:54
Re: Timekeeping in the post-WWV/post-HF world	Tony Oz	26 Sep 2018, 13:02
Re: Timekeeping in the post-WWV/post-HF world	Robert VanderPol II	26 Sep 2018, 12:20
Re: Venus phase correction	Andrés Ruiz	26 Sep 2018, 12:01
Re: Chart-plotters, dead reckoning, pilotage, etc.	Andrés Ruiz	26 Sep 2018, 11:58
Re: Lindbergh-Weems Second-Setting Watch	Ed Popko	26 Sep 2018, 11:00
Re: Unexpected USNO height correction precepts	Antoine Couëtte	26 Sep 2018, 11:00
Handheld Sextant in spacecraft	Eric van der Veen	26 Sep 2018, 09:20
Re: Timekeeping in the post-WWV/post-HF world	Murray Peake	26 Sep 2018, 06:49
Re: Chart-plotters, dead reckoning, pilotage, etc.	Sean C	26 Sep 2018, 05:41
Re: Timekeeping in the post-WWV/post-HF world	Peter Monta	26 Sep 2018, 05:30
Re: Unexpected USNO height correction precepts	Paul Hirose	26 Sep 2018, 04:03
Re: Chart-plotters, dead reckoning, pilotage, etc.	Sean C	26 Sep 2018, 02:39
Re: Timekeeping in the post-WWV/post-HF world	Roger W. Sinnott	26 Sep 2018, 02:34
Re: Antique books (Moore, Bowditch, Arnold) and an Antique Octant	Sean C	26 Sep 2018, 02:14
Antique books (Moore, Bowditch, Arnold) and an Antique Octant	Frank Reed	26 Sep 2018, 01:53
Re: Timekeeping in the post-WWV/post-HF world	Robert VanderPol II	26 Sep 2018, 00:49
Re: Timekeeping in the post-WWV/post-HF world	Brad Morris	26 Sep 2018, 00:21
Re: Lindbergh-Weems Second-Setting Watch	Ed Popko	25 Sep 2018, 22:20
Re: GNSS is not immortal	Steve Dunlop	25 Sep 2018, 22:15
Re: GPS selective availability	Paul Hirose	25 Sep 2018, 22:10
Re: GNSS is not immortal	Richard B. Langley	25 Sep 2018, 22:05
Re: GNSS is not immortal	Brad Morris	25 Sep 2018, 19:35
Re: GNSS is not immortal	Bob Goethe	25 Sep 2018, 19:34
Re: Timekeeping in the post-WWV/post-HF world	Gary LaPook	25 Sep 2018, 18:18
Re: Timekeeping in the post-WWV/post-HF world	Gary LaPook	25 Sep 2018, 17:25
Re: Timekeeping in the post-WWV/post-HF world	Gary LaPook	25 Sep 2018, 17:13
Re: GNSS is not immortal	Brad Morris	25 Sep 2018, 17:09
Re: Chart-plotters, dead reckoning, pilotage, etc.	Brad Morris	25 Sep 2018, 16:30
Re: Chart-plotters, dead reckoning, pilotage, etc.	Steve Dunlop	25 Sep 2018, 15:51
Re: Timekeeping in the post-WWV/post-HF world	Steve Dunlop	25 Sep 2018, 15:48
Re: Chart-plotters, dead reckoning, pilotage, etc.	Steve Dunlop	25 Sep 2018, 15:40
Re: GNSS is not immortal	Steve Dunlop	25 Sep 2018, 15:37
Re: GNSS is not immortal	Steve Dunlop	25 Sep 2018, 14:39
Re: Chart-plotters, dead reckoning, pilotage, etc.	Jeremy C	25 Sep 2018, 11:48
Re: Timekeeping in the post-WWV/post-HF world	Jeremy C	25 Sep 2018, 11:39
Re: Lindbergh-Weems Second-Setting Watch	Tony Oz	25 Sep 2018, 11:00
Re: Chart-plotters, dead reckoning, pilotage, etc.	Pete Solon Palmer	25 Sep 2018, 07:27
Re: GNSS is not immortal	Brad Morris	25 Sep 2018, 06:53
Re: Unexpected USNO height correction precepts	Andrés Ruiz	25 Sep 2018, 06:25
Re: Timekeeping in the post-WWV/post-HF world	Gary LaPook	25 Sep 2018, 06:22
Re: Unexpected USNO height correction precepts	Andrés Ruiz	25 Sep 2018, 06:16
Re: Timekeeping in the post-WWV/post-HF world	Brad Morris	25 Sep 2018, 06:00
Re: GNSS is not immortal	Frank Reed	25 Sep 2018, 03:15
Chart-plotters, dead reckoning, pilotage, etc.	Steve Dunlop	25 Sep 2018, 03:05
GNSS is not immortal	Steve Dunlop	25 Sep 2018, 03:05
Timekeeping in the post-WWV/post-HF world	Steve Dunlop	25 Sep 2018, 03:04
Easy Intro Celestial, this weekend at Mystic Seaport	Frank Reed	24 Sep 2018, 22:03
Re: Unexpected USNO height correction precepts	Greg Rudzinski	24 Sep 2018, 17:35
Re: Unexpected USNO height correction precepts	Antoine Couëtte	24 Sep 2018, 14:35
Re: Lindbergh-Weems Second-Setting Watch	Tony Oz	24 Sep 2018, 09:45
Re: GPS selective availability	Ronald van Riet	24 Sep 2018, 08:30
Re: GPS selective availability	Geoffrey Kolbe	24 Sep 2018, 05:40
Re: Navigation Presentation in NYC, Sep. 15	Frank Reed	24 Sep 2018, 01:42
Re: Lindbergh-Weems Second-Setting Watch	Paul Dolkas	23 Sep 2018, 22:46
Re: All Haversine Time Sight	Brad Morris	23 Sep 2018, 21:46
Re: GPS selective availability	David Pike	23 Sep 2018, 21:07
Re: GPS selective availability	David Pike	23 Sep 2018, 20:37
Re: Lindbergh-Weems Second-Setting Watch	Ed Popko	23 Sep 2018, 20:05
Re: All Haversine Time Sight	Brian Walton	23 Sep 2018, 19:33
Re: Venus phase correction	Frank Reed	23 Sep 2018, 18:35
Re: Lindbergh-Weems Second-Setting Watch	Paul Dolkas	23 Sep 2018, 18:15
Re: Prepare for Ice...	Bill B	23 Sep 2018, 18:06
Re: Venus phase correction	Robert Bernecky	23 Sep 2018, 17:56
Re: Venus phase correction	Antoine Couëtte	23 Sep 2018, 17:22
Re: GPS selective availability	Frank Reed	23 Sep 2018, 17:05
Re: Unexpected USNO height correction precepts	Antoine Couëtte	23 Sep 2018, 16:55
Re: GPS selective availability	Geoffrey Kolbe	23 Sep 2018, 16:17
Venus phase correction	Robert Bernecky	23 Sep 2018, 15:54
Re: Restoration	Brad Morris	23 Sep 2018, 15:10
Re: Benchmark accuracy	John D. Howard	23 Sep 2018, 15:07
Re: GPS selective availability	John D. Howard	23 Sep 2018, 14:40
Re: Lindbergh-Weems Second-Setting Watch	Ed Popko	23 Sep 2018, 14:09
Re: GPS selective availability	David Pike	23 Sep 2018, 11:23
Re: GPS selective availability	Ronald van Riet	23 Sep 2018, 08:33
Re: Restoration	Frank Atkins	23 Sep 2018, 06:43
Re: GPS selective availability	Geoffrey Kolbe	23 Sep 2018, 05:41
Re: Restoration	Bill Morris	23 Sep 2018, 02:56
Re: Restoration	Frank Atkins	23 Sep 2018, 01:28
Re: Archives of NavList discussions, images, and other files	John D. Howard	23 Sep 2018, 01:13
Re: Benchmark accuracy	Bruce J. Pennino	23 Sep 2018, 00:59
Re: Archives of NavList discussions, images, and other files	Sean C	23 Sep 2018, 00:27
Re: Benchmark accuracy	John D. Howard	22 Sep 2018, 23:44
Re: Prepare for Ice...	Brad Morris	22 Sep 2018, 22:45
Re: Restoration	Brad Morris	22 Sep 2018, 22:39
Re: Viking Navigation	Brad Morris	22 Sep 2018, 22:32
Benchmark accuracy	Lu Abel	22 Sep 2018, 21:59
Re: Prepare for Ice...	Frank Reed	22 Sep 2018, 20:40
Re: Prepare for Ice...	Frank Reed	22 Sep 2018, 20:28
Re: GPS selective availability	John D. Howard	22 Sep 2018, 19:38
Re: Lindbergh-Weems Second-Setting Watch	Frank Reed	22 Sep 2018, 19:38
Re: Unexpected USNO height correction precepts	Frank Reed	22 Sep 2018, 19:30
Re: Is Celestial Navigation really a backup to GPS Navigation?	Francis Upchurch	22 Sep 2018, 19:01
Re: Lindbergh-Weems Second-Setting Watch	Paul Dolkas	22 Sep 2018, 18:54
Viking Navigation	Lu Abel	22 Sep 2018, 17:42
GPS selective availability	Geoffrey Kolbe	22 Sep 2018, 16:51
Re: All Haversine Time Sight	Brad Morris	22 Sep 2018, 16:37
Re: Prepare for Ice...	Michael Bradley	22 Sep 2018, 15:34
Re: Prepare for Ice...	Lars Bergman	22 Sep 2018, 12:41
Re: Prepare for Ice...	Robert VanderPol II	22 Sep 2018, 12:35
Re: Lindbergh-Weems Second-Setting Watch	Ed Popko	22 Sep 2018, 10:07
Re: Lindbergh-Weems Second-Setting Watch	Ed Popko	22 Sep 2018, 10:05
Re: Prepare for Ice...	Bill B	22 Sep 2018, 07:59
Re: Restoration	Frank Atkins	22 Sep 2018, 07:55
Re: All Haversine Time Sight	Brian Walton	22 Sep 2018, 06:34
Re: Restoration	Frank Atkins	22 Sep 2018, 06:11
Re: Lindbergh-Weems Second-Setting Watch	Paul Dolkas	22 Sep 2018, 05:08
Re: Prepare for Ice...	David C	22 Sep 2018, 05:07
Re: Restoration	Brad Morris	22 Sep 2018, 03:47
Re: Prepare for Ice...	Frank Atkins	22 Sep 2018, 03:43
Prepare for Ice...	Frank Reed	22 Sep 2018, 02:00
Re: Restoration	Frank Atkins	22 Sep 2018, 01:16
Re: Restoration	Brad Morris	21 Sep 2018, 23:30
Re: Restoration	Tony Oz	21 Sep 2018, 21:33
Re: Lindbergh-Weems Second-Setting Watch	Tony Oz	21 Sep 2018, 21:18
Archives of NavList discussions, images, and other files	Frank Reed	21 Sep 2018, 18:15
Re: Is Celestial Navigation really a backup to GPS Navigation?	Bob Goethe	21 Sep 2018, 17:22
Re: Latitude from meridian observation	Robin Stuart	21 Sep 2018, 15:00
Lindbergh-Weems Second-Setting Watch	Ed Popko	21 Sep 2018, 14:08
Re: Is Celestial Navigation really a backup to GPS Navigation?	Ed Popko	21 Sep 2018, 13:52
Re: Latitude from meridian observation	Frank Reed	20 Sep 2018, 23:42
Latitude from meridian observation	Paul Hirose	20 Sep 2018, 20:28
Re: Is Celestial Navigation really a backup to GPS Navigation?	Frank Reed	20 Sep 2018, 17:48
Re: The Lunars	Frank Reed	20 Sep 2018, 17:34
Re: Is Celestial Navigation really a backup to GPS Navigation?	Tom Sult	20 Sep 2018, 17:32
Re: Unexpected USNO height correction precepts	Frank Reed	20 Sep 2018, 17:24
Re: Is Celestial Navigation really a backup to GPS Navigation?	Frank Reed	20 Sep 2018, 16:28
Restoration	Frank Atkins	20 Sep 2018, 01:44
Re: Is Celestial Navigation really a backup to GPS Navigation?	Gary LaPook	19 Sep 2018, 23:27
Re: Is Celestial Navigation really a backup to GPS Navigation?	Gary LaPook	19 Sep 2018, 23:05
Re: Unexpected USNO height correction precepts	Paul Hirose	19 Sep 2018, 22:26
Re: Is Celestial Navigation really a backup to GPS Navigation?	Brad Morris	19 Sep 2018, 18:59
The Lunars	Steve E. Bryant	19 Sep 2018, 16:52
Re: Is Celestial Navigation really a backup to GPS Navigation?	Richard B. Langley	19 Sep 2018, 12:18
Re: Unexpected USNO height correction precepts	Paul Hirose	19 Sep 2018, 07:28
Re: Is Celestial Navigation really a backup to GPS Navigation?	Paul Hirose	19 Sep 2018, 07:27
Re: News from Stan K	Andrés Ruiz	19 Sep 2018, 06:16
Re: News from Stan K	Sean C	19 Sep 2018, 02:16
Vintage US Navy Celestial Navigation films	Frank Reed	19 Sep 2018, 01:43
Re: Is Celestial Navigation really a backup to GPS Navigation?	Frank Reed	19 Sep 2018, 00:49
News from Stan K	Frank Reed	19 Sep 2018, 00:31
Re: Questions about Celestial Navigation	Frank Reed	19 Sep 2018, 00:16
Re: Questions about Celestial Navigation	Gary LaPook	18 Sep 2018, 21:46
Re: Questions about Celestial Navigation	John D. Howard	18 Sep 2018, 19:24
Re: Questions about Celestial Navigation	Robert VanderPol II	18 Sep 2018, 16:43
Re: Questions about Celestial Navigation	John D. Howard	18 Sep 2018, 16:15
Re: Unexpected USNO height correction precepts	Andrés Ruiz	18 Sep 2018, 14:58
Re: Questions about Celestial Navigation	Brad Morris	18 Sep 2018, 14:44
Re: Is Celestial Navigation really a backup to GPS Navigation?	Brad Morris	18 Sep 2018, 14:28
Re: Questions about Celestial Navigation	Francis Upchurch	18 Sep 2018, 10:56
Re: Is Celestial Navigation really a backup to GPS Navigation?	Gary LaPook	18 Sep 2018, 10:24
Re: Is Celestial Navigation really a backup to GPS Navigation?	Brad Morris	18 Sep 2018, 05:45
Re: Is Celestial Navigation really a backup to GPS Navigation?	Brad Morris	18 Sep 2018, 03:36
Re: John Wesley Powell's 1869 Lunar Observations from Grand Canyon	Frank Reed	18 Sep 2018, 00:45
Re: Is Celestial Navigation really a backup to GPS Navigation?	Frank Reed	17 Sep 2018, 20:56
Re: Is Celestial Navigation really a backup to GPS Navigation?	Brad Morris	17 Sep 2018, 19:40
John Wesley Powell's 1869 Lunar Observations from Grand Canyon	Stephen M Kerst	17 Sep 2018, 18:58
Unexpected USNO height correction precepts	Antoine Couëtte	17 Sep 2018, 15:22
Re: Questions about Celestial Navigation	Derrick Young	16 Sep 2018, 18:48
Re: Questions about Celestial Navigation	Bruce Cutting	16 Sep 2018, 16:56
Re: Questions about Celestial Navigation	Meg Wilson	16 Sep 2018, 10:53
Re: King's Point US Merchant Marine Ad	Frank Atkins	15 Sep 2018, 06:52
Re: King's Point US Merchant Marine Ad	Jeremy C	15 Sep 2018, 06:28
Re: Questions about Celestial Navigation	Frank Reed	15 Sep 2018, 04:10
Re: French Nautical Almanac for the year 1819	Frank Reed	15 Sep 2018, 04:05
Re: Questions about Celestial Navigation	Francis Upchurch	14 Sep 2018, 17:56
Re: Questions about Celestial Navigation	Francis Upchurch	14 Sep 2018, 03:48
Re: King's Point US Merchant Marine Ad	Robert VanderPol II	14 Sep 2018, 02:43
Re: King's Point US Merchant Marine Ad	Bob Goethe	13 Sep 2018, 22:49
Re: Questions about Celestial Navigation	Brad Morris	13 Sep 2018, 18:02
Re: King's Point US Merchant Marine Ad	Francis Upchurch	13 Sep 2018, 18:00
Re: Celestial Tools V5.7.0	Sam Lyness	13 Sep 2018, 17:39
King's Point US Merchant Marine Ad	Jackson McDonald	13 Sep 2018, 15:17
Re: Celestial Tools V5.7.0	Dave Walden	13 Sep 2018, 12:05
Re: French Nautical Almanac for the year 1819	Frank Reed	12 Sep 2018, 23:07
Polynesian navigation	Paul Hirose	12 Sep 2018, 19:10
Re: Questions about Celestial Navigation	Francis Upchurch	12 Sep 2018, 17:55
Celestial Tools V5.7.0	Stan K	12 Sep 2018, 16:32
Re: All Haversine Fix	Tony Oz	12 Sep 2018, 15:45
Re: Jan 1925 day change haunts us still...	Robert Wyatt	12 Sep 2018, 14:40
Re: Questions about Celestial Navigation	John D. Howard	12 Sep 2018, 14:19
Re: Questions about Celestial Navigation	Brad Morris	12 Sep 2018, 13:59
Re: GPS Selective Availability	Richard B. Langley	12 Sep 2018, 12:24
Re: Is Celestial Navigation really a backup to GPS Navigation?	Richard B. Langley	12 Sep 2018, 12:14
GPS Selective Availability	David Pike	12 Sep 2018, 06:50
Re: Questions about Celestial Navigation	Geoffrey Kolbe	12 Sep 2018, 05:50
Re: Is Celestial Navigation really a backup to GPS Navigation?	Peter Monta	12 Sep 2018, 04:22
Jan 1925 day change haunts us still...	Frank Reed	12 Sep 2018, 02:59
YouTube Short on Early Navigation	Greg Rudzinski	11 Sep 2018, 22:10
Re: Questions about Celestial Navigation	Jeremy C	11 Sep 2018, 22:01
Re: Is Celestial Navigation really a backup to GPS Navigation?	Jeremy C	11 Sep 2018, 21:27
WWV may be shut down	Keith Sternberg	11 Sep 2018, 19:33
Re: Questions about Celestial Navigation	John D. Howard	11 Sep 2018, 19:11
Re: Questions about Celestial Navigation	Don Seltzer	11 Sep 2018, 18:48
Re: All Haversine Fix	Greg Rudzinski	11 Sep 2018, 18:40
Re: Questions about Celestial Navigation	Greg Rudzinski	11 Sep 2018, 18:30
Re: Questions about Celestial Navigation	Chris Willmes	11 Sep 2018, 18:08
Re: Questions about Celestial Navigation	Frank Reed	11 Sep 2018, 17:35
Re: Questions about Celestial Navigation	Bob Goethe	11 Sep 2018, 17:28
Re: Questions about Celestial Navigation	Robert VanderPol II	11 Sep 2018, 15:30
All Haversine Fix	Lars Bergman	11 Sep 2018, 13:57
Re: Questions about Celestial Navigation	Peter Monta	11 Sep 2018, 10:52
Re: Questions about Celestial Navigation	Frank Atkins	11 Sep 2018, 06:01
Re: Is Celestial Navigation really a backup to GPS Navigation?	Geoffrey Kolbe	11 Sep 2018, 05:51
Re: Questions about Celestial Navigation	Brad Morris	11 Sep 2018, 03:01
Questions about Celestial Navigation	Frank Reed	11 Sep 2018, 00:49
Re: Is Celestial Navigation really a backup to GPS Navigation?	Frank Reed	11 Sep 2018, 00:26
Re: Is Celestial Navigation really a backup to GPS Navigation?	Roger W. Sinnott	10 Sep 2018, 23:53
Re: Is Celestial Navigation really a backup to GPS Navigation?	Brad Morris	10 Sep 2018, 21:14
Re: Astronomy DLL for .NET: SofaJpl 2.1.2 released	Paul Hirose	10 Sep 2018, 19:48
Re: Astronomy DLL for .NET: SofaJpl 2.1.2 released	Antoine Couëtte	10 Sep 2018, 11:51
Re: Is Celestial Navigation really a backup to GPS Navigation?	Jeremy C	10 Sep 2018, 09:31
Re: T Hav Doniol Sumner LOP Example	Herman Dekker	10 Sep 2018, 06:23
Re: Astronomy DLL for .NET: SofaJpl 2.1.2 released	Paul Hirose	10 Sep 2018, 05:23
Re: Uncommon navigational declination chart, 1850s	Greg Rudzinski	10 Sep 2018, 00:26
Uncommon navigational declination chart, 1850s	Jackson McDonald	9 Sep 2018, 22:55
T Hav Doniol Sumner LOP Example	Greg Rudzinski	9 Sep 2018, 17:58
French Nautical Almanac for the year 1819	Frank Reed	9 Sep 2018, 17:27
Re: Is Celestial Navigation really a backup to GPS Navigation?	Frank Reed	9 Sep 2018, 17:19
Re: All Haversine Time Sight	Tony Oz	9 Sep 2018, 07:53
Re: All Haversine Time Sight	Tony Oz	9 Sep 2018, 07:46
Re: All Haversine Time Sight	Brian Walton	9 Sep 2018, 06:15
Re: All Haversine Time Sight	Greg Rudzinski	8 Sep 2018, 23:23
Re: All Haversine Time Sight	Greg Rudzinski	8 Sep 2018, 22:13
Re: All Haversine Time Sight	Tony Oz	8 Sep 2018, 22:12
Re: All Haversine Time Sight	Greg Rudzinski	8 Sep 2018, 21:36
Re: All Haversine Time Sight	Tony Oz	8 Sep 2018, 20:59
Re: Mapquest coordinates	Brad Morris	8 Sep 2018, 19:16
Re: All Haversine Time Sight	Greg Rudzinski	8 Sep 2018, 17:06
Mapquest coordinates	Mike Burkes	8 Sep 2018, 15:31
All Haversine Time Sight	Greg Rudzinski	7 Sep 2018, 20:10
Re: GPS Anti Spoof app	Örjan Sandström	7 Sep 2018, 17:39
Is Celestial Navigation really a backup to GPS Navigation?	Brad Morris	6 Sep 2018, 16:36
Re: GPS Anti Spoof app	Tony Oz	6 Sep 2018, 16:18
Re: Android Celestial Nav Apps	Andrés Ruiz	6 Sep 2018, 04:47
Re: Android Celestial Nav Apps	Greg Rudzinski	6 Sep 2018, 02:12
Re: Space station sextant experiment	Robert Pearson	5 Sep 2018, 17:53
Android Celestial Nav Apps	Mark Coady	5 Sep 2018, 16:58
Re: Space station sextant experiment	Dave Walden	5 Sep 2018, 11:19
Space station sextant experiment	Paul Hirose	5 Sep 2018, 02:45
Re: Radio time signals disappear	Gene Vialle	4 Sep 2018, 20:34
Re: Radio time signals disappear	Gary LaPook	4 Sep 2018, 19:32
Re: Radio time signals disappear	Tony Oz	4 Sep 2018, 11:11
Re: Radio time signals disappear	Jeremy C	4 Sep 2018, 09:56
Re: Radio time signals disappear	Robert VanderPol II	4 Sep 2018, 04:22
Re: Radio time signals disappear	David Pike	3 Sep 2018, 22:26
Re: Bowditch, the New American Practical Navigator, First Edition	Frank Reed	3 Sep 2018, 21:40
Re: A Lunar I wish I saw...	Frank Reed	3 Sep 2018, 21:07
Bowditch, the New American Practical Navigator, First Edition	Jackson McDonald	3 Sep 2018, 21:06
Re: Radio time signals disappear	Gene Vialle	3 Sep 2018, 20:23
Re: A Lunar I wish I saw...	Antoine Couëtte	3 Sep 2018, 15:53
Re: Spotted a sextant	Mark Anthony Spinaze	3 Sep 2018, 09:27
A Lunar I wish I saw...	Tony Oz	3 Sep 2018, 08:40
Navigation Spreadsheets in 2019	Peter Hakel	2 Sep 2018, 22:40
Re: EU Backs Ending Daylight Saving Time	Örjan Sandström	2 Sep 2018, 11:57
Re: EU Backs Ending Daylight Saving Time	David Pike	1 Sep 2018, 19:46
EU Backs Ending Daylight Saving Time	Sean C	1 Sep 2018, 05:16
Astronomy DLL for .NET: SofaJpl 2.1.2 released	Paul Hirose	29 Aug 2018, 23:44
Re: Quiet Month for NavList	Frank Atkins	29 Aug 2018, 10:10
Re: 1870s navigation	Gary LaPook	29 Aug 2018, 07:03
Re: Radio time signals disappear	John D. Howard	29 Aug 2018, 01:41
Re: Radio time signals disappear	Robert VanderPol II	28 Aug 2018, 23:47
Re: 1870s navigation	Frank Reed	28 Aug 2018, 19:37
Re: Beginner's question	Andrés Ruiz	28 Aug 2018, 06:32
Re: Radio time signals disappear	Frank Reed	28 Aug 2018, 02:02
Re: Radio time signals disappear	Sean C	28 Aug 2018, 01:22
Re: Radio time signals disappear	Ed Popko	27 Aug 2018, 22:16
Re: Radio time signals disappear	Mike Mayer	27 Aug 2018, 21:28
Re: Radio time signals disappear	John D. Howard	27 Aug 2018, 19:27
Re: Radio time signals disappear	Brad Morris	27 Aug 2018, 17:50
Re: Beginner's question	Greg Rudzinski	27 Aug 2018, 15:46
Re: Where in the world?	Andrés Ruiz	27 Aug 2018, 12:52
Re: Radio time signals disappear	Roger W. Sinnott	27 Aug 2018, 09:38
Re: Beginner's question	Michael Bradley	27 Aug 2018, 09:08
Re: Beginner's question	Don Seltzer	27 Aug 2018, 02:56
Re: Beginner's question	Michael Bradley	26 Aug 2018, 23:19
Re: Where in the world?	Hewitt Schlereth	26 Aug 2018, 20:58
Re: Beginner's question	Greg Rudzinski	26 Aug 2018, 20:13
Re: Where in the world?	Örjan Sandström	26 Aug 2018, 19:59
Beginner's question	Chris Allison	26 Aug 2018, 17:34
Re: Who is Where on the Globe?	Frank Atkins	26 Aug 2018, 07:17
Re: Who is Where on the Globe?	Geoffrey Kolbe	26 Aug 2018, 06:45
Re: Who is Where on the Globe?	Frank Atkins	26 Aug 2018, 05:03
Re: Soviet navy emergency navigation manual (Pub.9049)	Paul Dolkas	26 Aug 2018, 02:46
Re: Where in the world?	Sean C	26 Aug 2018, 00:57
Re: Where in the world?	Sean C	26 Aug 2018, 00:12
Re: Where in the world?	Hewitt Schlereth	25 Aug 2018, 22:19
Re: Where in the world?	Sean C	25 Aug 2018, 00:47
Re: Where in the world?	Ron Jones	24 Aug 2018, 00:28
Re: Where in the world?	Ron Jones	23 Aug 2018, 22:35
Re: Where in the world?	Frank Reed	23 Aug 2018, 18:15
Re: Soviet navy emergency navigation manual (Pub.9049)	Tony Oz	23 Aug 2018, 13:38
Re: Where in the world?	Antoine Couëtte	22 Aug 2018, 13:05
Re: Where in the world?.	Lars Bergman	22 Aug 2018, 10:13
Re: Where in the world?.	Paul Bedel	21 Aug 2018, 20:45
Re: 1870s navigation	Gary LaPook	21 Aug 2018, 19:01
Re: Spotted a sextant	Frank Reed	21 Aug 2018, 05:29
Re: Spotted a sextant	Frank Reed	21 Aug 2018, 01:09
Re: Where in the world?	Frank Reed	20 Aug 2018, 20:25
Where in the world?	Ron Jones	20 Aug 2018, 19:28
Re: Spotted a sextant	Don Seltzer	20 Aug 2018, 16:21
Re: Spotted a sextant	Greg Rudzinski	20 Aug 2018, 16:01
Re: Spotted a sextant	Francis Upchurch	20 Aug 2018, 07:12
Re: Spotted a sextant	Geoffrey Kolbe	20 Aug 2018, 05:16
Re: Spotted a sextant	Frank Reed	20 Aug 2018, 02:57
Re: Spotted a sextant	Brad Morris	20 Aug 2018, 02:46
Re: Spotted a sextant	Mark Coady	19 Aug 2018, 21:14
Re: Spotted a sextant	Greg Rudzinski	19 Aug 2018, 19:12
Spotted a sextant	Frank Reed	19 Aug 2018, 18:53
My New Toy	Sean C	19 Aug 2018, 05:00
Re: The "bris" and Moon LoP?	Sean C	19 Aug 2018, 04:01
Re: Time and frequency from electrical power lines	Frank Reed	19 Aug 2018, 02:00
Re: Does anyone know what this is?	Frank Reed	19 Aug 2018, 01:36
Re: The "bris" and Moon LoP?	Greg Rudzinski	18 Aug 2018, 22:18
Re: The "bris" and Moon LoP?	Frank Reed	18 Aug 2018, 21:20
Re: Who is Where on the Globe?	Mark Coady	18 Aug 2018, 01:49
Re: Time and frequency from electrical power lines	Roger W. Sinnott	17 Aug 2018, 22:29
Re: Does anyone know what this is?	Brad Morris	17 Aug 2018, 18:10
Re: The "bris" and Moon LoP?	Greg Rudzinski	17 Aug 2018, 15:22
Re: Who is Where on the Globe?	Robert VanderPol II	17 Aug 2018, 12:28
Re: The "bris" and Moon LoP?	Tony Oz	17 Aug 2018, 11:31
Re: Does anyone know what this is?	David Pike	17 Aug 2018, 10:49
Re: Does anyone know what this is?	David Pike	17 Aug 2018, 08:16
Does anyone know what this is?	Doug MacPherson	17 Aug 2018, 04:28
Re: Who is Where on the Globe?	Sean C	17 Aug 2018, 03:54
Re: Who is Where on the Globe?	Frank Reed	17 Aug 2018, 01:39
Re: Who is Where on the Globe?	Robert VanderPol II	17 Aug 2018, 01:00
Re: The "bris" and Moon LoP?	Greg Rudzinski	16 Aug 2018, 22:58
Navigation Presentation in NYC, Sep. 15	Frank Reed	16 Aug 2018, 19:50
Re: The "bris" and Moon LoP?	Frank Reed	16 Aug 2018, 17:15
"Bris" calibration: to Hc vs to Hs. Accuracy?	Tony Oz	16 Aug 2018, 16:42
Re: ADMIN: NavList Operations contributions	Frank Reed	16 Aug 2018, 16:13
Re: Who is Where on the Globe?	Frank Reed	16 Aug 2018, 03:24
Re: Who is Where on the Globe?	Gerald van Wilgen	16 Aug 2018, 02:33
Re: Who is Where on the Globe?	Brad Morris	15 Aug 2018, 21:57
Re: The "bris" and Moon LoP?	Greg Rudzinski	15 Aug 2018, 15:27
Re: The "bris" and Moon LoP?	Tony Oz	15 Aug 2018, 09:05
Re: Who is Where on the Globe?	Tony Oz	15 Aug 2018, 08:54
Re: Who is Where on the Globe?	David Pike	15 Aug 2018, 06:20
Re: Death to the Mercator Projection	Sean C	15 Aug 2018, 05:36
Re: Who is Where on the Globe?	Herman Dekker	15 Aug 2018, 03:31
Re: Death to the Mercator Projection	Frank Reed	15 Aug 2018, 03:28
Re: Death to the Mercator Projection	David C	15 Aug 2018, 02:55
Re: Death to the Mercator Projection	David C	15 Aug 2018, 02:26
Re: Who is Where on the Globe?	John D. Howard	15 Aug 2018, 01:10
Who is Where on the Globe?	Herman Dekker	15 Aug 2018, 00:41
ADMIN: NavList Operations contributions	Frank Reed	14 Aug 2018, 23:29
Time and frequency from electrical power lines	Paul Hirose	14 Aug 2018, 22:03
Re: Radio time signals disappear	Paul Hirose	14 Aug 2018, 21:50
Re: Death to the Mercator Projection	Frank Reed	14 Aug 2018, 20:28
Re: The "bris" and Moon LoP?	Greg Rudzinski	14 Aug 2018, 17:46
Re: The "bris" and Moon LoP?	Greg Rudzinski	14 Aug 2018, 17:02
Re: Radio time signals disappear	Tony Oz	14 Aug 2018, 16:02
Re: Death to the Mercator Projection	John D. Howard	14 Aug 2018, 16:01
Equal Earth Map Projection	Gary Chambers	14 Aug 2018, 11:37
Re: Death to the Mercator Projection	David Pike	14 Aug 2018, 10:35
Re: Radio time signals disappear	Bill Lionheart	14 Aug 2018, 10:27
The "bris" and Moon LoP?	Tony Oz	14 Aug 2018, 10:27
Re: Death to the Mercator Projection	David Pike	14 Aug 2018, 09:31
Re: Radio time signals disappear	Sean C	14 Aug 2018, 04:57
Re: Practical Radar Plotting	John D. Howard	14 Aug 2018, 04:01
Re: Death to the Mercator Projection	John D. Howard	14 Aug 2018, 03:48
Re: Radio time signals disappear	Mike Mayer	14 Aug 2018, 00:20
Practical Radar Plotting	Mark Coady	13 Aug 2018, 18:52
Re: Death to the Mercator Projection	David Pike	13 Aug 2018, 08:38
Re: Radio time signals disappear	Sean C	13 Aug 2018, 05:48
Re: Death to the Mercator Projection	John D. Howard	12 Aug 2018, 15:41
Re: Death to the Mercator Projection	Tom Sult	12 Aug 2018, 14:36
Re: Death to the Mercator Projection	Mark Coady	12 Aug 2018, 02:36
Re: Nautical Almanac	Gary LaPook	12 Aug 2018, 02:03
Re: Nautical Almanac	Sean C	12 Aug 2018, 00:52
Re: Death to the Mercator Projection	John D. Howard	12 Aug 2018, 00:30
Re: Death to the Mercator Projection	Tracy Shrier	11 Aug 2018, 23:43
Re: Nautical Almanac	Paul Hirose	11 Aug 2018, 23:40
Re: Radio time signals disappear	Paul Hirose	11 Aug 2018, 22:59
Re: Nautical Almanac	Mike Burkes	11 Aug 2018, 19:46
Re: Nautical Almanac	Jean-Philippe Planas	11 Aug 2018, 11:08
Re: Nautical Almanac	Sean C	11 Aug 2018, 06:25
Re: Nautical Almanac	Robert VanderPol II	11 Aug 2018, 02:28
Re: Nautical Almanac	Alan S	10 Aug 2018, 22:10
Nautical Almanac	Mike Burkes	10 Aug 2018, 19:28
Death to the Mercator Projection	Frank Reed	10 Aug 2018, 02:42
Re: Radio time signals disappear	Richard Easton	9 Aug 2018, 18:04
Re: 1870s navigation	Frank Reed	9 Aug 2018, 15:51
Re: 1870s navigation	Gary LaPook	9 Aug 2018, 06:53
Re: Radio time signals disappear	Frank Reed	8 Aug 2018, 23:57
Re: Radio time signals disappear	Herbert Prinz	8 Aug 2018, 23:41
Re: Radio time signals disappear	Robert Wyatt	8 Aug 2018, 17:04
Re: Radio time signals disappear	Francis Upchurch	8 Aug 2018, 14:09
Re: Radio time signals disappear	Richard B. Langley	8 Aug 2018, 12:59
Re: Radio time signals disappear	Geoffrey Kolbe	8 Aug 2018, 05:28
Re: 1870s navigation	Greg Rudzinski	7 Aug 2018, 20:55
Re: 1870s navigation	Gary LaPook	7 Aug 2018, 17:27
Re: 1870s navigation	Gary LaPook	7 Aug 2018, 17:26
Re: It's four-planet fix time...	Antoine Couëtte	7 Aug 2018, 17:22
Radio time signals disappear	Herman Dekker	7 Aug 2018, 16:39
Re: 1870s navigation	Greg Rudzinski	6 Aug 2018, 19:22
Re: 1870s navigation	Alexandre Eremenko	6 Aug 2018, 17:18
Re: 1870s navigation	Frank Reed	6 Aug 2018, 15:34
1870s navigation	Harry Lewis	6 Aug 2018, 12:09
Re: Gnomonic charts and distances	Tony Oz	6 Aug 2018, 09:56
Re: It's four-planet fix time...	Antoine Couëtte	6 Aug 2018, 04:15
Re: It's four-planet fix time...	Greg Rudzinski	5 Aug 2018, 18:17
Re: It's four-planet fix time...	Lu Abel	5 Aug 2018, 17:21
Re: It's four-planet fix time...	Antoine Couëtte	5 Aug 2018, 16:21
Re: It's four-planet fix time...	Greg Rudzinski	4 Aug 2018, 23:51
Re: It's four-planet fix time...	Bruce Cutting	4 Aug 2018, 23:12
Re: It's four-planet fix time...	Derrick Young	4 Aug 2018, 23:00
Re: It's four-planet fix time...	Greg Rudzinski	4 Aug 2018, 17:15
Re: It's four-planet fix time...	Greg Rudzinski	3 Aug 2018, 18:15
Bris Sextant Projects	Greg Rudzinski	3 Aug 2018, 17:55
It's four-planet fix time...	Frank Reed	3 Aug 2018, 17:43
Re: "Horns" of the Moon are relatively horizontal?	Frank Reed	1 Aug 2018, 17:59
Re: "Horns" of the Moon are relatively horizontal?	Tony Oz	1 Aug 2018, 13:15
GNSS launches	Frank Reed	31 Jul 2018, 17:22
Re: "Horns" of the Moon are relatively horizontal?	Tony Oz	31 Jul 2018, 15:44
Re: François Coudraye, anyone?	Roger W. Sinnott	31 Jul 2018, 12:56
Re: "Horns" of the Moon are relatively horizontal?	Tony Oz	31 Jul 2018, 09:03
Re: François Coudraye, anyone?	Frank Reed	31 Jul 2018, 02:53
Re: François Coudraye, anyone?	Roger W. Sinnott	31 Jul 2018, 02:21
Re: "Horns" of the Moon are relatively horizontal?	Herman Dekker	31 Jul 2018, 02:07
Re: François Coudraye, anyone?	Marcel Tschudin	30 Jul 2018, 20:40
Re: Longitude Without Time - 1977 Luce Article	Francis Upchurch	30 Jul 2018, 20:16
Re: François Coudraye, anyone?	Murray Peake	30 Jul 2018, 20:07
Re: François Coudraye, anyone?	Marcel Tschudin	30 Jul 2018, 19:55
Re: François Coudraye, anyone?	Murray Peake	30 Jul 2018, 19:41
Re: François Coudraye, anyone?	Murray Peake	30 Jul 2018, 19:34
Re: "Horns" of the Moon are relatively horizontal?	Tony Oz	30 Jul 2018, 17:13
Re: "Horns" of the Moon are relatively horizontal?	Geoffrey Kolbe	30 Jul 2018, 17:11
François Coudraye, anyone?	Roger W. Sinnott	30 Jul 2018, 16:50
Re: "Horns" of the Moon are relatively horizontal?	Robert Wyatt	30 Jul 2018, 16:04
Re: Celestial navigation and the spherical Earth	Mark Coady	30 Jul 2018, 13:09
"Horns" of the Moon are relatively horizontal?	Herman Dekker	30 Jul 2018, 08:16
Re: Celestial navigation and the spherical Earth	Brian Walton	30 Jul 2018, 07:31
Celestial navigation and the spherical Earth	Frank Reed	30 Jul 2018, 05:36
Re: Longitude Without Time - 1977 Luce Article	Frank Reed	30 Jul 2018, 04:45
Re: Longitude Without Time - 1977 Luce Article	Mark Coady	29 Jul 2018, 18:45
Re: Longitude Without Time - 1977 Luce Article	Mark Coady	29 Jul 2018, 14:04
Re: Traditional navigation by slide rule	Gary LaPook	28 Jul 2018, 23:11
Longitude Without Time - 1977 Luce Article	Hewitt Schlereth	28 Jul 2018, 21:25
Re: How to See Mars Opposition	Frank Reed	27 Jul 2018, 18:24
Re: How to See Mars Opposition	Dave Walden	27 Jul 2018, 17:19
Re: Origins of civilian use of GPS	Richard B. Langley	27 Jul 2018, 12:01
How to See Mars Opposition	Jackson McDonald	27 Jul 2018, 01:43
Re: How close without a good Lunar?	Hewitt Schlereth	27 Jul 2018, 00:14
Re: Traditional navigation by slide rule	Alan S	26 Jul 2018, 21:20
Re: Longest total lunar eclipse in the 21st century	Brad Morris	26 Jul 2018, 19:57
Re: How close without a good Lunar?	Francis Upchurch	26 Jul 2018, 19:13
Re: Origins of civilian use of GPS	Richard Easton	26 Jul 2018, 19:04
Re: Origins of civilian use of GPS	Richard Easton	26 Jul 2018, 18:57
Re: How close without a good Lunar?	Hewitt Schlereth	26 Jul 2018, 14:13
Longest total lunar eclipse in the 21st century	Andrés Ruiz	26 Jul 2018, 05:48
Re: How close without a good Lunar?	Greg Rudzinski	25 Jul 2018, 22:05
Re: How close without a good Lunar?	Brad Morris	25 Jul 2018, 20:15
Re: How close without a good Lunar?	Francis Upchurch	25 Jul 2018, 15:39
Re: How close without a good Lunar?	Francis Upchurch	25 Jul 2018, 13:04
Re: How close without a good Lunar?	Herbert Prinz	25 Jul 2018, 07:51
Re: How close without a good Lunar?	Andrés Ruiz	25 Jul 2018, 07:39
Re: How close without a good Lunar?	Peter Monta	25 Jul 2018, 06:58
Re: How close without a good Lunar?	Francis Upchurch	24 Jul 2018, 16:23
Re: How close without a good Lunar?	Robert VanderPol II	24 Jul 2018, 13:08
Re: How close without a good Lunar?	Francis Upchurch	24 Jul 2018, 09:39
Re: Tips and tricks: angle normalisation	Tony Oz	24 Jul 2018, 08:18
Re: How close without a good Lunar?	Greg Rudzinski	24 Jul 2018, 04:51
How close without a good Lunar?	Mark Coady	24 Jul 2018, 02:39
Re: Origins of civilian use of GPS	Lu Abel	23 Jul 2018, 21:48
Re: Origins of civilian use of GPS	Roger W. Sinnott	23 Jul 2018, 21:01
Re: Origins of civilian use of GPS	Frank Reed	23 Jul 2018, 18:48
Re: Tips and tricks: angle normalisation	Frank Reed	23 Jul 2018, 18:13
Lunar parallax via photography	Peter Monta	23 Jul 2018, 18:10
Tips and tricks: angle normalisation	Tony Oz	23 Jul 2018, 15:44
Re: Origins of civilian use of GPS	Joe Dempster	23 Jul 2018, 10:35
Re: Origins of civilian use of GPS	Gary LaPook	23 Jul 2018, 05:50
Re: Origins of civilian use of GPS	Frank Reed	23 Jul 2018, 03:27
GGR: a dozen still racing	Frank Reed	23 Jul 2018, 02:36
Re: Origins of civilian use of GPS	Roger W. Sinnott	23 Jul 2018, 01:10
Re: Did transistors transform celestial navigation?	Frank Reed	22 Jul 2018, 23:48
Re: Origins of civilian use of GPS	Frank Reed	22 Jul 2018, 23:19
Re: Origins of civilian use of GPS	Frank Reed	22 Jul 2018, 21:35
Re: Mid-Atlantic broadband	Bill B	22 Jul 2018, 20:06
Mid-Atlantic broadband	Frank Reed	22 Jul 2018, 19:53
Re: How to calculate location of the Earth on the moon (lunar eclipses)?	David Fleming	21 Jul 2018, 17:14
Re: The Moon on Moon Day	Frank Reed	20 Jul 2018, 23:50
The Moon on Moon Day	Frank Reed	20 Jul 2018, 23:15
How to calculate location of the Earth on the moon (lunar eclipses)?	Ziad Anas	20 Jul 2018, 22:57
Windows 10 will get better at telling time with new leap second support	Andrés Ruiz	20 Jul 2018, 06:16
Re: Better/easier GHA(Aries) formula?	Frank Reed	20 Jul 2018, 05:59
Re: Better/easier GHA(Aries) formula?	Sean C	20 Jul 2018, 05:54
Re: Better/easier GHA(Aries) formula?	Tony Oz	19 Jul 2018, 15:01
Re: Chart Plotting Pencil Leads	Greg Rudzinski	19 Jul 2018, 02:46
Re: Chart Plotting Pencil Leads	William Edward Henry	19 Jul 2018, 01:05
Re: Bowditch 1802 - First edition	Sam Lyness	19 Jul 2018, 00:17
Re: Chart Plotting Pencil Leads	Alan S	19 Jul 2018, 00:02
Re: Did transistors transform celestial navigation?	David C	18 Jul 2018, 22:44
Re: Better/easier GHA(Aries) formula?	Tony Oz	18 Jul 2018, 11:12
Re: Better/easier GHA(Aries) formula?	Tony Oz	18 Jul 2018, 08:15
Re: Better/easier GHA(Aries) formula?	Gary LaPook	18 Jul 2018, 06:47
Re: Did transistors transform celestial navigation?	Geoffrey Kolbe	18 Jul 2018, 06:44
Re: Did transistors transform celestial navigation?	Bob Goethe	17 Jul 2018, 23:10
Re: Did transistors transform celestial navigation?	Bob Goethe	17 Jul 2018, 22:54
Re: Better/easier GHA(Aries) formula?	Sean C	17 Jul 2018, 22:25
Re: Better/easier GHA(Aries) formula?	Frank Reed	17 Jul 2018, 18:29
Better/easier GHA(Aries) formula?	Tony Oz	17 Jul 2018, 11:16
Re: Venus Moon CPA Tonight	David Smith	17 Jul 2018, 10:15
Re: What is this Slide Rule?	David C	17 Jul 2018, 02:07
Re: Shiny and golden? It's not a real sextant	Frank Reed	16 Jul 2018, 16:52
Re: Shiny and golden? It's not a real sextant	Jim Hickey	16 Jul 2018, 14:39
Re: Venus Moon CPA Tonight	Ed Popko	16 Jul 2018, 09:56
Venus Moon CPA Tonight	Greg Rudzinski	16 Jul 2018, 03:56
Bowditch 1802 - First edition	Jackson McDonald	15 Jul 2018, 22:45
Re: Shiny and golden? It's not a real sextant	Norm Goldblatt	15 Jul 2018, 20:56
Re: What is this Slide Rule?	Francis Upchurch	15 Jul 2018, 19:27
Re: Shiny and golden? It's not a real sextant	Ed Popko	15 Jul 2018, 19:07
Re: What is this Slide Rule?	Francis Upchurch	15 Jul 2018, 18:54
Shiny and golden? It's not a real sextant	Frank Reed	15 Jul 2018, 18:48
Re: What is this Slide Rule?	Frank Reed	15 Jul 2018, 18:37
Re: What is this Slide Rule?	Francis Upchurch	15 Jul 2018, 18:19
Re: What is this Slide Rule?	Noell Wilson	15 Jul 2018, 14:44
19th century navigation time systems	Ed Popko	15 Jul 2018, 07:01
Re: What is this Slide Rule?	Francis Upchurch	15 Jul 2018, 05:01
Re: What is this Slide Rule?	Greg Rudzinski	15 Jul 2018, 03:45
What is this Slide Rule?	David C	15 Jul 2018, 02:54
Re: Did transistors transform celestial navigation?	David Pike	14 Jul 2018, 21:59
Re: Did transistors transform celestial navigation?	Ed Popko	14 Jul 2018, 15:49
Re: Did transistors transform celestial navigation?	John D. Howard	14 Jul 2018, 14:15
Re: Reading degrees on a sextant	Ed Popko	14 Jul 2018, 11:12
Re: Reading degrees on a sextant	Michael Bradley	14 Jul 2018, 10:08
Re: Did transistors transform celestial navigation?	David C	14 Jul 2018, 09:18
Re: Did transistors transform celestial navigation?	Wolfgang Köberer	14 Jul 2018, 09:10
Re: Did transistors transform celestial navigation?	Alexandre Eremenko	14 Jul 2018, 08:03
Re: Did transistors transform celestial navigation?	Francis Upchurch	14 Jul 2018, 05:11
Re: Did transistors transform celestial navigation?	Mark Coady	14 Jul 2018, 03:18
Did transistors transform celestial navigation?	Frank Reed	14 Jul 2018, 00:21
Reading degrees on a sextant	Frank Reed	13 Jul 2018, 22:42
Re: Repair for John Carter Chronometer Cornhill 738 circa 1862	Barry Carter	11 Jul 2018, 13:57
Re: Sextant in Avro Vulcan	David Pike	11 Jul 2018, 09:09
Re: Sextant in Avro Vulcan	Charles McElhill	10 Jul 2018, 20:58
Sextant in Avro Vulcan	Frank Reed	10 Jul 2018, 00:08
Re: Meridian-anchored Noon Sun	Paul Hughes	9 Jul 2018, 17:43
Re: Meridian-anchored Noon Sun	Peter Monta	9 Jul 2018, 17:38
Re: Meridian-anchored Noon Sun	David Fleming	8 Jul 2018, 20:18
Re: Meridian-anchored Noon Sun	Peter Monta	8 Jul 2018, 15:59
Repair for John Carter Chronometer Cornhill 738 circa 1862	Ron Legacy	7 Jul 2018, 19:27
Re: Chronometer repair: Has anyone dealt with Historic timekeepers?	Tracy Shrier	7 Jul 2018, 16:53
Re: Negative v correction	Terry Syrokosz	6 Jul 2018, 23:38
Re: Origins of civilian use of GPS	Peter Monta	6 Jul 2018, 15:58
Re: Negative v correction	Stan K	5 Jul 2018, 20:01
Re: Negative v correction	Gary LaPook	5 Jul 2018, 19:18
Re: Negative v correction	Terry Syrokosz	5 Jul 2018, 17:13
Re: Negative v correction	Terry Syrokosz	5 Jul 2018, 17:05
Re: Negative v correction	Stan K	5 Jul 2018, 15:58
Negative v correction	Terry Syrokosz	5 Jul 2018, 15:00
Re: Origins of civilian use of GPS	Richard B. Langley	5 Jul 2018, 13:29
Origins of civilian use of GPS	Richard Easton	4 Jul 2018, 22:42
Re: Starting a poem for Lunars & a new wobbly sight platform.	Ed Popko	4 Jul 2018, 10:05
Re: Golden Globe Race 2018 start	David C	4 Jul 2018, 07:37
Re: Year USNO launched Celestial Navigation Data webpage	David C	4 Jul 2018, 07:22
Re: Starting a poem for Lunars & a new wobbly sight platform.	Mark Coady	4 Jul 2018, 04:13
Starting a poem for Lunars & a new wobbly sight platform.	Mark Coady	4 Jul 2018, 03:29
Re: Year USNO launched Celestial Navigation Data webpage	Gary LaPook	3 Jul 2018, 00:48
Re: Year USNO launched Celestial Navigation Data webpage	Frank Reed	2 Jul 2018, 23:06
Year USNO launched Celestial Navigation Data webpage	Ed Popko	2 Jul 2018, 21:35
Re: Chronometer repair: Has anyone dealt with Historic timekeepers?	Bob Peterson	1 Jul 2018, 16:58
Re: Golden Globe Race 2018 start	Tom Sult	1 Jul 2018, 16:31
Re: Chronometer repair: Has anyone dealt with Historic timekeepers?	Alejandro Purgue	1 Jul 2018, 16:08
Re: Golden Globe Race 2018 start	Greg Rudzinski	1 Jul 2018, 16:08
Golden Globe Race 2018 start	Luc Van den Borre	1 Jul 2018, 14:07
Re: Camera Bris Sextant Exercise	Greg Rudzinski	30 Jun 2018, 21:17
Re: What Three Words at sea	Gary LaPook	30 Jun 2018, 19:58
Re: Chronometer repair: Has anyone dealt with Historic timekeepers?	John Tygart	30 Jun 2018, 14:37
Re: What Three Words at sea	Ed Popko	30 Jun 2018, 11:48
Re: What Three Words at sea	Bill Lionheart	30 Jun 2018, 09:13
Re: What Three Words at sea	Frank Reed	30 Jun 2018, 08:07
Re: What Three Words at sea	David C	30 Jun 2018, 03:04
Re: The "Tables Requisite" (1781) on eBay	Frank Reed	30 Jun 2018, 02:15
Re: What Three Words at sea	Frank Reed	29 Jun 2018, 23:24
Re: What Three Words at sea	Bill Lionheart	29 Jun 2018, 20:08
Re: What Three Words at sea	Greg Rudzinski	29 Jun 2018, 18:51
Re: What Three Words at sea	Sean C	29 Jun 2018, 02:07
Re: What Three Words at sea	Robert VanderPol II	29 Jun 2018, 01:54
What Three Words at sea	Bill B	28 Jun 2018, 20:10
Re: Time standard for the Space Station	Don Seltzer	28 Jun 2018, 17:10
Re: Time standard for the Space Station	John D. Howard	28 Jun 2018, 15:16
Re: Time standard for the Space Station	Mike Mayer	28 Jun 2018, 11:57
Re: Time standard for the Space Station	Frank Reed	28 Jun 2018, 03:27
Re: Longitude Sight, South Pacific, 1864 - Revisited	Henry Halboth	28 Jun 2018, 02:33
Meridian-anchored Noon Sun	Frank Reed	28 Jun 2018, 02:23
Re: Time standard for the Space Station	Paul Dolkas	28 Jun 2018, 00:52
Re: Camera Bris Sextant Exercise	Greg Rudzinski	27 Jun 2018, 23:34
Re: Time standard for the Space Station	Frank Reed	27 Jun 2018, 19:43
Time standard for the Space Station	Paul Dolkas	27 Jun 2018, 18:16
Re: Longitude Sight, South Pacific, 1864 - Revisited	Ed Popko	27 Jun 2018, 10:53
Re: Camera Bris Sextant Exercise	Peter Monta	27 Jun 2018, 06:40
Longitude Sight, South Pacific, 1864 - Revisitrd	Henry Halboth	27 Jun 2018, 01:33
Camera Bris Sextant Exercise	Greg Rudzinski	26 Jun 2018, 19:50
Bowditch's "Navigator" (1832) on eBay	Frank Reed	26 Jun 2018, 02:15
The "Tables Requisite" (1781) on eBay	Frank Reed	26 Jun 2018, 01:01
Re: Flat Bygrave alternative configuration	Herman Dekker	25 Jun 2018, 23:58
Re: Flat Bygrave alternative configuration	Robin Stuart	25 Jun 2018, 17:33
Re: Flat Bygrave alternative configuration	Herman Dekker	25 Jun 2018, 17:14
Re: Gary LaPooks Flat Bygrave	Robin Stuart	25 Jun 2018, 15:18
Re: Gary LaPooks Flat Bygrave	Gary LaPook	25 Jun 2018, 07:30
Gary LaPooks Flat Bygrave	Alan S	25 Jun 2018, 00:41
Re: Where was the solstice?	Paul Hirose	23 Jun 2018, 20:24
Re: Status Report on Navigator's Slide Rule	Sean Johnston	22 Jun 2018, 20:37
Possible email message malware	Frank Reed	22 Jun 2018, 17:54
Re: Where was the solstice?	Geoffrey Kolbe	22 Jun 2018, 06:29
Re: Determining refraction in 19th Century	Ed Popko	22 Jun 2018, 00:25
Re: Status Report on Navigator's Slide Rule	Bob Goethe	21 Jun 2018, 23:48
Re: Where was the solstice?	Bill B	21 Jun 2018, 20:53
Re: Where was the solstice?	Antoine Couëtte	21 Jun 2018, 19:34
Re: Status Report on Navigator's Slide Rule	Sean Johnston	21 Jun 2018, 14:53
Re: Where was the solstice?	John D. Howard	21 Jun 2018, 14:46
Re: Determining refraction in 19th Century	Bruce J. Pennino	21 Jun 2018, 13:12
Where was the solstice?	Frank Reed	21 Jun 2018, 13:04
Determining refraction in 19th Century	Ed Popko	21 Jun 2018, 10:37
The Astrograph Explained	David Pike	20 Jun 2018, 18:41
Re: Which Nav-Station is this?	David Pike	20 Jun 2018, 18:10
Re: Which Nav-Station is this?	Paul Hirose	20 Jun 2018, 17:44
Re: Which Nav-Station is this?	John D. Howard	20 Jun 2018, 16:21
Re: Which Nav-Station is this?	David Pike	20 Jun 2018, 08:58
Re: Which Nav-Station is this?	John D. Howard	19 Jun 2018, 22:00
Re: Which Nav-Station is this?	John D. Howard	19 Jun 2018, 20:16
Re: Shadows on Google Maps Satellite Photographs	David Pike	18 Jun 2018, 09:55
Which Nav-Station is this?	David Pike	18 Jun 2018, 08:24
Re: Kollsman sextant with MOUNT now on ebay.	Jacob M. Huffman III	17 Jun 2018, 22:52
Re: Kollsman sextant with MOUNT now on ebay.	David Pike	17 Jun 2018, 21:11
Re: Bubble sextant patents	Robert Eno	17 Jun 2018, 17:39
Re: Bubble sextant patents	Greg Rudzinski	17 Jun 2018, 17:14
Bubble sextant patents	Ed Popko	17 Jun 2018, 11:09
Kollsman sextant with MOUNT now on ebay.	Gary LaPook	16 Jun 2018, 22:38
Re: Lunar laser eye safety	Peter Monta	15 Jun 2018, 10:51
Lunar laser eye safety	Paul Hirose	14 Jun 2018, 23:54
Re: Shadows on Google Maps Satellite Photographs	Sean C	14 Jun 2018, 23:06
Re: Hamilton 4992B GCT watch FS	Bill Morris	14 Jun 2018, 19:19
Re: Shadows on Google Maps Satellite Photographs	Frank Reed	14 Jun 2018, 18:37
Re: Hamilton 4992B GCT watch FS	Greg Rudzinski	14 Jun 2018, 18:24
Shadows on Google Maps Satellite Photographs	David Pike	14 Jun 2018, 14:03
Hamilton 4992B GCT watch FS	Paul Hirose	14 Jun 2018, 05:05
Re: A Ball Bearing in a dish as a reference	Frank Reed	13 Jun 2018, 21:13
Re: A Ball Bearing in a dish as a reference	Brad Morris	13 Jun 2018, 20:03
Low tech around the world race	Gerald van Wilgen	13 Jun 2018, 17:12
Re: C Plath Sextant	Gerald van Wilgen	13 Jun 2018, 17:08
Re: C Plath Sextant	Richard Libby	13 Jun 2018, 16:23
Re: Shortwave radio and the evolution of celestial navigation	Ed Popko	13 Jun 2018, 10:26
Re: A Ball Bearing in a dish as a reference	Tony Oz	13 Jun 2018, 08:59
Re: Shortwave radio and the evolution of celestial navigation	Bob Goethe	13 Jun 2018, 08:53
Re: Shortwave radio and the evolution of celestial navigation	Francis Upchurch	13 Jun 2018, 07:44
Re: Shortwave radio and the evolution of celestial navigation	Francis Upchurch	13 Jun 2018, 07:41
Re: Dip short	Stan K	13 Jun 2018, 05:50
Re: Shortwave radio and the evolution of celestial navigation	Geoffrey Kolbe	13 Jun 2018, 05:46
Re: Shortwave radio and the evolution of celestial navigation	Gary LaPook	13 Jun 2018, 05:22
Re: Shortwave radio and the evolution of celestial navigation	Gary LaPook	13 Jun 2018, 05:19
Re: Shortwave radio and the evolution of celestial navigation	Gary LaPook	13 Jun 2018, 05:17
Re: Shortwave radio and the evolution of celestial navigation	Hewitt Schlereth	13 Jun 2018, 01:44
Re: Dip short	Frank Reed	13 Jun 2018, 01:35
Dip short	Jackson McDonald	13 Jun 2018, 00:46
Re: Shortwave radio and the evolution of celestial navigation	Greg Rudzinski	12 Jun 2018, 22:53
Another factor of ten for smartphone navigation	Frank Reed	12 Jun 2018, 22:48
Re: Shortwave radio and the evolution of celestial navigation	Bill Lionheart	12 Jun 2018, 22:22
Re: Shortwave radio and the evolution of celestial navigation	Greg Rudzinski	12 Jun 2018, 22:08
Re: Shortwave radio and the evolution of celestial navigation	Hewitt Schlereth	12 Jun 2018, 21:03
Re: Shortwave radio and the evolution of celestial navigation	Ed Popko	12 Jun 2018, 20:38
Re: Shortwave radio and the evolution of celestial navigation	Francis Upchurch	12 Jun 2018, 20:08
Shortwave radio and the evolution of celestial navigation	Frank Reed	12 Jun 2018, 19:00
Re: Movie Adrift	Hewitt Schlereth	11 Jun 2018, 22:10
Re: Movie Adrift	Frank Reed	11 Jun 2018, 15:41
Re: Movie Adrift	Ed Popko	11 Jun 2018, 10:19
Re: In memoriam: Yves Robin-Jouan	Andrés Ruiz	11 Jun 2018, 09:47
Re: Movie Adrift	Gary LaPook	11 Jun 2018, 04:32
Re: Movie Adrift	Pete Solon Palmer	11 Jun 2018, 02:46
Re: Movie Adrift	Frank Reed	10 Jun 2018, 23:37
Movie Adrift	Greg Rudzinski	10 Jun 2018, 23:22
Re: Chronology of Celestial Navigation and Related Topics	Frank Reed	10 Jun 2018, 18:43
Re: Chronology of Celestial Navigation and Related Topics	Ed Popko	10 Jun 2018, 18:21
Re: Chronology of Celestial Navigation and Related Topics	Ed Popko	10 Jun 2018, 18:11
Re: Chronology of Celestial Navigation and Related Topics	Frank Reed	10 Jun 2018, 16:29
Re: Chronology of Celestial Navigation and Related Topics	John D. Howard	10 Jun 2018, 15:17
Re: A Ball Bearing in a dish as a reference	Brad Morris	10 Jun 2018, 14:14
Re: Awesome	Brad Morris	10 Jun 2018, 14:04
Re: Chronology of Celestial Navigation and Related Topics	John D. Howard	10 Jun 2018, 13:57
Re: Chronology of Celestial Navigation and Related Topics	Francis Upchurch	10 Jun 2018, 11:21
Re: Chronology of Celestial Navigation and Related Topics (Update 1)	Ed Popko	10 Jun 2018, 11:19
Re: Chronology of Celestial Navigation and Related Topics	Bill Lionheart	10 Jun 2018, 08:58
Re: A Ball Bearing in a dish as a reference	Peter Monta	10 Jun 2018, 07:01
Re: A Ball Bearing in a dish as a reference	Peter Monta	10 Jun 2018, 06:41
Re: A Ball Bearing in a dish as a reference	Paul Hirose	10 Jun 2018, 05:41
Re: Chronology of Celestial Navigation and Related Topics	David C	10 Jun 2018, 03:04
Awesome	Gerald van Wilgen	10 Jun 2018, 01:26
Re: C Plath Sextant	Ed Popko	9 Jun 2018, 19:11
Re: C Plath Sextant	Frank Reed	9 Jun 2018, 18:01
C Plath Sextant	Richard Libby	9 Jun 2018, 17:37
Re: Ebay kollsman periscope sextants	Noell Wilson	9 Jun 2018, 16:56
Re: Chronology of Celestial Navigation and Related Topics	Ed Popko	9 Jun 2018, 09:29
Re: A Ball Bearing in a dish as a reference	Peter Monta	9 Jun 2018, 07:36
Re: A Ball Bearing in a dish as a reference	Paul Hirose	9 Jun 2018, 05:18
Re: Chronology of Celestial Navigation and Related Topics	Bob Goethe	8 Jun 2018, 23:32
Re: Pre Calculating (Hp) For Fixed Angle Reflectors	Greg Rudzinski	8 Jun 2018, 21:06
In memoriam: Yves Robin-Jouan	Frank Reed	8 Jun 2018, 20:36
Re: Pre Calculating (Hp) For Fixed Angle Reflectors	C Solo	8 Jun 2018, 19:02
BBC: Ship hack 'risks chaos in English Channel'	Bob Goethe	8 Jun 2018, 17:55
Re: Ebay kollsman periscope sextants	Noell Wilson	8 Jun 2018, 16:21
Re: Chronology of Celestial Navigation and Related Topics	Ed Popko	8 Jun 2018, 14:25
Re: Chronology of Celestial Navigation and Related Topics	Antoine Couëtte	8 Jun 2018, 12:01
Chronology of Celestial Navigation and Related Topics	Ed Popko	8 Jun 2018, 10:57
Re: C. Plath optical instrument	Luc Van den Borre	8 Jun 2018, 07:11
Re: C. Plath optical instrument	Sean C	8 Jun 2018, 04:56
C. Plath optical instrument	Frank Reed	8 Jun 2018, 03:36
Precalculating LHA(t) for Fixed Angle Reflectors	Greg Rudzinski	8 Jun 2018, 01:34
Re: A Ball Bearing in a dish as a reference	Paul Dolkas	7 Jun 2018, 17:06
Re: Ebay kollsman periscope sextants	Paul Dolkas	7 Jun 2018, 17:03
Re: Ebay kollsman periscope sextants	Noell Wilson	7 Jun 2018, 14:01
A Ball Bearing in a dish as a reference	David Pike	7 Jun 2018, 12:19
Re: Ebay kollsman periscope sextants	David Pike	7 Jun 2018, 07:55
Re: Ebay kollsman periscope sextants	Paul Dolkas	7 Jun 2018, 01:00
Re: Ebay kollsman periscope sextants	David Pike	6 Jun 2018, 15:03
Re: How height affects sun altitude	Ziad Anas	6 Jun 2018, 09:28
Re: Beating a Dead Horse (aka Worsley's Sextant)	Brad Morris	6 Jun 2018, 00:44
Re: How height affects sun altitude	Gary LaPook	5 Jun 2018, 22:06
Re: How height affects sun altitude	Ziad Anas	5 Jun 2018, 20:22
Re: Beating a Dead Horse (aka Worsley's Sextant)	David Pike	5 Jun 2018, 20:10
Re: How height affects sun altitude	Frank Reed	5 Jun 2018, 18:44
Re: Ebay kollsman periscope sextants	Paul Dolkas	5 Jun 2018, 18:41
Re: Ebay kollsman periscope sextants	David Pike	5 Jun 2018, 15:12
Re: Ebay kollsman periscope sextants	Merlijn Frijda	5 Jun 2018, 12:34
How height affects sun altitude‏	Ziad Anas	5 Jun 2018, 11:23
Re: Ebay kollsman periscope sextants	Gary LaPook	5 Jun 2018, 07:52
Re: Ebay kollsman periscope sextants	Paul Dolkas	4 Jun 2018, 23:51
Re: Ebay kollsman periscope sextants	Paul Dolkas	4 Jun 2018, 23:39
Re: Pre Calculating (Hp) For Fixed Angle Reflectors	Fran Herranz	4 Jun 2018, 22:36
Re: Ebay kollsman periscope sextants	Chris Caswell	4 Jun 2018, 22:34
Re: Pre Calculating (Hp) For Fixed Angle Reflectors	Greg Rudzinski	4 Jun 2018, 20:26
Re: Pre Calculating (Hp) For Fixed Angle Reflectors	Fran Herranz	4 Jun 2018, 18:37
Re: Pre Calculating (Hp) For Fixed Angle Reflectors	Greg Rudzinski	4 Jun 2018, 17:34
Re: Pre Calculating (Hp) For Fixed Angle Reflectors	Fran Herranz	4 Jun 2018, 16:19
Re: Ebay kollsman periscope sextants	David Pike	4 Jun 2018, 13:15
Re: Stacked-mirror sextant	Peter Monta	4 Jun 2018, 13:06
Ebay kollsman periscope sextants	Merlijn Frijda	4 Jun 2018, 00:23
Pre Calculating (Hp) For Fixed Angle Reflectors	Greg Rudzinski	3 Jun 2018, 17:24
Re: Stacked-mirror sextant	Greg Rudzinski	3 Jun 2018, 16:39
Re: Stacked-mirror sextant	Tony Oz	3 Jun 2018, 11:26
Re: Latitude by two altitudes and the elapsed time	Andrés Ruiz	3 Jun 2018, 09:52
Re: Bris reflector and stacked Bris reflectors	Greg Rudzinski	3 Jun 2018, 00:35
Bris reflector and stacked Bris reflectors	Bob Crawley	2 Jun 2018, 12:37
Practical Air Navigation (C&GS Special Publication 197)	Paul Hirose	2 Jun 2018, 06:00
Re: Stacked-mirror sextant	Peter Monta	1 Jun 2018, 23:16
Re: Boeing Clipper 1930s	David C	1 Jun 2018, 22:40
Re: Latitude by two altitudes and the elapsed time	Geoffrey Kolbe	1 Jun 2018, 18:47
Re: Stacked-mirror sextant	Tony Oz	1 Jun 2018, 18:01
Re: Boeing Clipper 1930s	Ed Popko	1 Jun 2018, 15:58
Re: Boeing Clipper 1930s	Noell Wilson	1 Jun 2018, 14:02
Re: Boeing Clipper 1930s	John D. Howard	1 Jun 2018, 13:22
Re: Boeing Clipper 1930s	Brad Morris	1 Jun 2018, 13:03
Re: Stacked-mirror sextant	Peter Monta	1 Jun 2018, 12:58
Re: Boeing Clipper 1930s	Ed Popko	1 Jun 2018, 12:29
Re: Boeing Clipper 1930s	Geoffrey Kolbe	1 Jun 2018, 12:15
Re: Stacked-mirror sextant	Greg Rudzinski	1 Jun 2018, 03:25
Boeing Clipper 1930s	Jackson McDonald	31 May 2018, 22:56
Re: Stacked-mirror sextant	Tony Oz	31 May 2018, 13:49
Latitude by two altitudes and the elapsed time	Andrés Ruiz	31 May 2018, 10:07
Stacked-mirror sextant	Peter Monta	31 May 2018, 06:09
Celesticomp V complete	Bob Todd	29 May 2018, 17:38
Re: Lunar limb illumination when nearly full?	Frank Reed	28 May 2018, 20:46
Re: Lunar limb illumination when nearly full?	Paul Hughes	28 May 2018, 08:53
Lunar limb illumination when nearly full?	Peter Monta	28 May 2018, 06:44
Re: For which celestial bodies is it relevant to display the lunar distance?	Jorrit Visser	26 May 2018, 18:13
Re: Time-sight time conventions	Roger W. Sinnott	26 May 2018, 17:38
Re: Time-sight time conventions	Ed Popko	25 May 2018, 18:01
Re: Time-sight time conventions	John D. Howard	25 May 2018, 16:17
Re: Time-sight time conventions	Ed Popko	25 May 2018, 14:52
Re: Time-sight time conventions	Roger W. Sinnott	25 May 2018, 13:32
Re: For which celestial bodies is it relevant to display the lunar distance?	Tony Oz	25 May 2018, 13:02
Re: Time-sight time conventions	John D. Howard	25 May 2018, 11:20
Re: The American Meridian	Peter Monta	25 May 2018, 04:12
Re: Cassens & Plath with DHI Label	Rob Hansen	24 May 2018, 21:39
Re: Cassens & Plath with DHI Label	Rob Hansen	24 May 2018, 19:50
Re: Cassens & Plath with DHI Label	Luc Van den Borre	24 May 2018, 19:49
Re: (off-topic) Navigation and guidance automation	Peter Smith	24 May 2018, 19:41
Re: Cassens & Plath with DHI Label	Wolfgang Köberer	24 May 2018, 17:54
Cassens & Plath with DHI Label	Rob Hansen	24 May 2018, 17:41
Re: For which celestial bodies is it relevant to display the lunar distance?	Jorrit Visser	24 May 2018, 13:40
New books	Wolfgang Köberer	24 May 2018, 13:30
Re: The American Meridian	John D. Howard	24 May 2018, 11:51
Re: Survival Sextant	Greg Rudzinski	24 May 2018, 11:39
Re: Survival Sextant	Peter Monta	24 May 2018, 03:28
Re: The American Meridian	Peter Monta	24 May 2018, 03:04
Re: The American Meridian	Frank Reed	24 May 2018, 02:37
Re: The American Meridian	Dave Walden	24 May 2018, 01:55
Re: The American Meridian	Bruce J. Pennino	23 May 2018, 21:07
Re: Sextants in space	Bob Goethe	23 May 2018, 21:06
Re: Time-sight time conventions	Ed Popko	23 May 2018, 20:59
Re: The American Meridian	Jackson McDonald	23 May 2018, 20:40
Re: The American Meridian	Robert VanderPol II	23 May 2018, 19:12
Re: The American Meridian	Robert Wyatt	23 May 2018, 18:52
Re: The American Meridian	Paul Hughes	23 May 2018, 18:32
The American Meridian	Jackson McDonald	23 May 2018, 17:44
Re: Sextants in space	Ed Popko	23 May 2018, 17:25
Fogging Optics	Rob Hansen	23 May 2018, 14:37
Survival Sextant	Greg Rudzinski	23 May 2018, 14:17
Re: Sextants in space	Paul Dolkas	23 May 2018, 06:14
Re: Time-sight time conventions	Paul Hirose	23 May 2018, 04:38
L'Hermione in Pasajes	Andrés Ruiz	22 May 2018, 19:24
(off-topic) Navigation and guidance automation	Frank Reed	22 May 2018, 18:51
Re: Sextants in space	Frank Reed	22 May 2018, 17:43
Re: Time-sight time conventions	Frank Reed	22 May 2018, 14:35
Re: Time-sight time conventions	Don Seltzer	22 May 2018, 14:34
Re: Time-sight time conventions	Ed Popko	22 May 2018, 11:42
Re: Time-sight time conventions	Paul Hirose	22 May 2018, 05:16
Re: Small booklet of EOT and Dec	Paul Hughes	22 May 2018, 04:47
Re: Longitude sight, South Pacific, 1864	Henry Halboth	22 May 2018, 03:23
Re: Longitude sight, South Pacific, 1864	Ed Popko	22 May 2018, 00:45
Re: Small booklet of EOT and Dec	John D. Howard	21 May 2018, 20:53
Re: Longitude sight, South Pacific, 1864	Henry Halboth	21 May 2018, 17:36
Re: Small booklet of EOT and Dec	Frank Reed	21 May 2018, 16:44
Re: Small booklet of EOT and Dec	John D. Howard	21 May 2018, 16:38
Re: Small booklet of EOT and Dec	Frank Reed	21 May 2018, 16:18
Re: Small booklet of EOT and Dec	Paul Hughes	21 May 2018, 15:50
Re: Small booklet of EOT and Dec	Tony Oz	21 May 2018, 15:17
Re: For which celestial bodies is it relevant to display the lunar distance?	Tony Oz	21 May 2018, 15:09
Re: Small booklet of EOT and Dec	Greg Rudzinski	21 May 2018, 13:08
Re: For which celestial bodies is it relevant to display the lunar distance?	Jorrit Visser	21 May 2018, 12:12
Small booklet of EOT and Dec	John D. Howard	21 May 2018, 11:35
Re: Longitude sight, South Pacific, 1864	Frank Reed	21 May 2018, 05:28
Re: Longitude sight, South Pacific, 1864	Henry Halboth	21 May 2018, 03:07
Re: Longitude sight, South Pacific, 1864	Henry Halboth	21 May 2018, 03:06
Re: Time-sight time conventions	Ed Popko	20 May 2018, 12:46
Re: Time-sight time conventions	Paul Hirose	20 May 2018, 07:05
Re: Longitude sight, South Pacific, 1864	Ed Popko	19 May 2018, 18:54
Re: Sextants in space	Brad Morris	19 May 2018, 14:16
Re: Sextants in space	Robert VanderPol II	19 May 2018, 04:53
Re: Sextants in space	Paul Dolkas	19 May 2018, 00:57
Re: Sextants in space	Paul Dolkas	19 May 2018, 00:27
Re: Sextants in space	Greg Rudzinski	18 May 2018, 21:12
Re: Sextants in space	Luc Van den Borre	18 May 2018, 20:39
Re: Sextants in space	Frank Reed	18 May 2018, 19:08
Re: Sextants in space	Frank Reed	18 May 2018, 18:49
Re: Sextants in space	Frank Reed	18 May 2018, 18:35
Re: Sextants in space	Greg Rudzinski	18 May 2018, 18:20
Sextants in space	Paul Dolkas	18 May 2018, 17:43
Re: Links not working	Sean C	18 May 2018, 06:25
Re: Longitude sight, South Pacific, 1864	Sean C	18 May 2018, 05:41
Re: ESA vision of milky way.	Peter Monta	18 May 2018, 02:58
Re: ESA vision of milky way.	Peter Monta	18 May 2018, 02:32
Re: Time-sight time conventions	Sean C	18 May 2018, 00:48
Re: 19th c Local and Greenwich Time Conventions	Henry Halboth	17 May 2018, 23:42
Re: Time-sight time conventions	John D. Howard	17 May 2018, 23:20
Re: Longitude sight, South Pacific, 1864	Henry Halboth	17 May 2018, 23:13
Re: ESA vision of milky way.	Frank Reed	17 May 2018, 19:32
ESA vision of milky way.	Francis Upchurch	17 May 2018, 19:09
Sun over the Volcano	Frank Reed	17 May 2018, 18:25
Time-sight time conventions	Ed Popko	17 May 2018, 18:11
Re: Longitude sight, South Pacific, 1864	Charles McElhill	17 May 2018, 00:40
Re: Longitude sight, South Pacific, 1864	Brad Morris	17 May 2018, 00:09
Re: Longitude sight, South Pacific, 1864	Charles McElhill	16 May 2018, 23:24
Re: Longitude sight, South Pacific, 1864	Ed Popko	16 May 2018, 21:48
Re: Longitude sight, South Pacific, 1864	Frank Reed	16 May 2018, 21:22
Re: Longitude sight, South Pacific, 1864	Frank Reed	16 May 2018, 01:36
Re: Longitude sight, South Pacific, 1864	Ed Popko	16 May 2018, 00:21
Re: Buoyage in Bermuda	Frank Reed	15 May 2018, 20:12
Re: Longitude sight, South Pacific, 1864	Frank Reed	15 May 2018, 20:11
Re: Longitude sight, South Pacific, 1864	Ed Popko	15 May 2018, 20:05
Re: 19th c Local and Greenwich Time Conventions	Frank Reed	15 May 2018, 19:04
19th c Local and Greenwich Time Conventions	Ed Popko	15 May 2018, 12:48
Re: Buoyage in Bermuda	Andrés Ruiz	15 May 2018, 08:34
Re: Longitude sight, South Pacific, 1864	Ed Popko	14 May 2018, 20:31
Buoyage in Bermuda	Lu Abel	14 May 2018, 19:12
Re: Longitude sight, South Pacific, 1864	Frank Reed	14 May 2018, 18:44
Re: Longitude sight, South Pacific, 1864	Ed Popko	14 May 2018, 17:51
Re: Moon HP and Earth SD	Tony Oz	14 May 2018, 13:03
Re: Moon HP and Earth SD	max mulhern	14 May 2018, 11:26
Re: Longitude sight, South Pacific, 1864	Ed Popko	14 May 2018, 11:07
Re: Longitude sight, South Pacific, 1864	Michael Bradley	14 May 2018, 07:49
Re: Longitude sight, South Pacific, 1864	Frank Reed	14 May 2018, 02:21
Re: Longitude sight, South Pacific, 1864	Frank Reed	14 May 2018, 02:12
Re: Ganymede through a 30*6 scope?	Bill Gray	14 May 2018, 02:06
Re: Ganimede through a 30*6 scope?	Frank Reed	13 May 2018, 20:32
Re: Moon HP and Earth SD	Lars Bergman	13 May 2018, 20:25
Re: Moon HP and Earth SD	Lars Bergman	13 May 2018, 18:36
Ganimede through a 30*6 scope?	Tony Oz	13 May 2018, 08:34
Moon HP and Earth SD	Frank Reed	13 May 2018, 01:33
Re: Longitude sight, South Pacific, 1864	Ed Popko	12 May 2018, 21:01
Re: My lunar distance tables online...	Ken Muldrew	12 May 2018, 15:59
Re: My lunar distance tables online...	Tony Oz	12 May 2018, 11:45
Robin Knox-Johnston: The first man to sail non-stop solo around the world	Ed Popko	12 May 2018, 11:28
Re: Navigating with GPS, optically	Peter Monta	12 May 2018, 06:16
Re: Navigating with GPS, optically	Bill Gray	11 May 2018, 23:25
My lunar distance tables online...	Frank Reed	11 May 2018, 20:09
Re: For which celestial bodies is it relevant to display the lunar distance?	Tony Oz	11 May 2018, 13:58
Re: For which celestial bodies is it relevant to display the lunar distance?	Andrés Ruiz	11 May 2018, 10:31
Re: For which celestial bodies is it relevant to display the lunar distance?	Jorrit Visser	11 May 2018, 09:43
Re: Mark 7 Knee-Mounted Plotting Board	Gary LaPook	11 May 2018, 06:04
Re: Time sight Duration	Henry Halboth	11 May 2018, 05:36
Re: Use of Marine Sextants in Aircraft	Fred Hebard	11 May 2018, 01:03
Re: Longitude sight, South Pacific, 1864	Ed Popko	10 May 2018, 23:43
Re: Longitude sight, South Pacific, 1864	Antonio Sauci	10 May 2018, 19:55
Re: Longitude sight, South Pacific, 1864	Frank Reed	10 May 2018, 18:55
Re: For which celestial bodies is it relevant to display the lunar distance?	Tony Oz	10 May 2018, 15:33
For which celestial bodies is it relevant to display the lunar distance?	Jorrit Visser	10 May 2018, 14:51
Time sight Duration	Bruce J. Pennino	10 May 2018, 13:05
Re: Use of Marine Sextants in Aircraft	David Pike	10 May 2018, 11:02
Re: Use of Marine Sextants in Aircraft	Fred Hebard	10 May 2018, 02:17
Re: Longitude sight, South Pacific, 1864	Ed Popko	9 May 2018, 21:22
Re: Use of Marine Sextants in Aircraft	David Pike	9 May 2018, 18:28
Re: Use of Marine Sextants in Aircraft	Brad Morris	9 May 2018, 18:21
Re: Use of Marine Sextants in Aircraft	Gary LaPook	9 May 2018, 17:31
Re: Use of Marine Sextants in Aircraft	Fred Hebard	9 May 2018, 17:17
Re: Longitude sight, South Pacific, 1864	Frank Reed	9 May 2018, 15:46
Re: Longitude sight, South Pacific, 1864	Frank Reed	9 May 2018, 15:33
Re: Longitude sight, South Pacific, 1864	Ed Popko	9 May 2018, 11:39
Re: Mercury AH in aircraft sextants?	David Pike	9 May 2018, 08:42
Re: Use of Marine Sextants in Aircraft	David Pike	9 May 2018, 08:37
Re: Use of Marine Sextants in Aircraft	David Pike	9 May 2018, 08:29
Re: Mark 7 Knee-Mounted Plotting Board	Chris Caswell	8 May 2018, 22:55
Re: Sextant auction. Windham, NH, May 20	Bill Morris	8 May 2018, 22:24
Re: Sight reduction program for iPhones	Chris Caswell	8 May 2018, 22:18
Re: Mercury AH in aircraft sextants?	Bill Morris	8 May 2018, 22:17
Re: Use of Marine Sextants in Aircraft	Fred Hebard	8 May 2018, 21:40
Re: Use of Marine Sextants in Aircraft	Gary LaPook	8 May 2018, 21:15
Re: Use of Marine Sextants in Aircraft	Gary LaPook	8 May 2018, 21:03
Re: Longitude sight, South Pacific, 1864	Robin Stuart	8 May 2018, 20:21
Re: Use of Marine Sextants in Aircraft	Lars Bergman	8 May 2018, 18:07
Re: Mercury AH in aircraft sextants?	David Pike	8 May 2018, 16:28
Mercury AH in aircraft sextants?	Tony Oz	8 May 2018, 14:33
Re: Sextant auction. Windham, NH, May 20	Fred Hebard	8 May 2018, 12:09
Re: Longitude sight, South Pacific, 1864	Ed Popko	8 May 2018, 11:15
Re: A paper sextant sight...	John D. Howard	8 May 2018, 09:30
Use of Marine Sextants in Aircraft	David Pike	8 May 2018, 08:38
Re: A paper sextant sight...	Herman Dekker	8 May 2018, 08:32
Longitude sight, South Pacific, 1864	Frank Reed	8 May 2018, 05:28
Re: Sextant auction. Windham, NH, May 20	Robert VanderPol II	8 May 2018, 05:15
Re: A paper sextant sight...	Greg Rudzinski	8 May 2018, 01:01
Re: A paper sextant sight...	John D. Howard	8 May 2018, 00:09
Re: Sextant auction. Windham, NH, May 20	Jackson McDonald	7 May 2018, 21:50
Re: Sextant auction. Windham, NH, May 20	Greg Rudzinski	7 May 2018, 20:07
Re: Sextant auction. Windham, NH, May 20	Lars Bergman	7 May 2018, 18:32
Re: Sextant auction. Windham, NH, May 20	David Pike	7 May 2018, 16:05
Re: A paper sextant sight...	Greg Rudzinski	7 May 2018, 13:47
Re: Sight reduction program for iPhones	Stan K	7 May 2018, 10:31
Re: Sight reduction program for iPhones	Andrés Ruiz	7 May 2018, 06:22
Re: Mark 7 Knee-Mounted Plotting Board	Tracy Shrier	7 May 2018, 03:06
Re: Sight reduction program for iPhones	Stan K	7 May 2018, 01:23
Pyongyang Time is gone again	Frank Reed	7 May 2018, 00:33
Re: Sight reduction program for iPhones	Pete Solon Palmer	6 May 2018, 21:39
Re: A paper sextant sight...	Frank Reed	6 May 2018, 17:59
Sextant auction. Windham, NH, May 20	Jackson McDonald	6 May 2018, 15:36
Re: LOPs from Lunars	Ed Popko	6 May 2018, 10:33
Re: Mystic Seaport Museum	Frank Reed	5 May 2018, 21:48
Re: Mystic Seaport Museum	Charles McElhill	5 May 2018, 19:57
Re: Fitzgerald and McCain Collisions	Lu Abel	5 May 2018, 19:39
Re: Mystic Seaport Museum	Frank Reed	5 May 2018, 19:06
Re: Sight reduction program for iPhones	Frank Reed	5 May 2018, 18:53
Re: LOPs from Lunars	Frank Reed	5 May 2018, 17:48
Re: Fitzgerald and McCain Collisions	Robert VanderPol II	5 May 2018, 15:10
Re: Fitzgerald and McCain Collisions	Sean C	5 May 2018, 04:51
Re: Mystic Seaport Museum	Jackson McDonald	5 May 2018, 02:13
Re: Mystic Seaport Museum	Robert Wyatt	4 May 2018, 13:51
Re: Mystic Seaport Museum	Tony Oz	4 May 2018, 08:14
22 degree halo	Bob Goethe	3 May 2018, 21:28
A paper sextant sight...	Frank Reed	3 May 2018, 19:55
VP-OS Plotting Sheets	Bob Goethe	3 May 2018, 17:38
Re: Navigation Modules	Antoine Couëtte	3 May 2018, 07:21
Mystic Seaport Museum	Frank Reed	3 May 2018, 02:11
Re: Navigation Modules	Douglas Stephen	2 May 2018, 21:30
Re: Mark 7 Knee-Mounted Plotting Board	Gary LaPook	2 May 2018, 17:57
LOPs from Lunars	Ed Popko	2 May 2018, 17:01
Re: Mark 7 Knee-Mounted Plotting Board	Gary LaPook	2 May 2018, 08:44
Re: Mark 7 Knee-Mounted Plotting Board	Gary LaPook	2 May 2018, 07:52
Re: Mark 7 Knee-Mounted Plotting Board	Gary LaPook	2 May 2018, 07:40
Re: John Karl's Celestial Navigation in the GPS Age	Aonghus O Concheanainn	1 May 2018, 22:49
Re: Longest Straight Line Paths on Water or Land on the Earth	Frank Reed	1 May 2018, 22:08
Re: John Karl's Celestial Navigation in the GPS Age	Robert Bernecky	1 May 2018, 13:31
Re: John Karl's Celestial Navigation in the GPS Age	Sean C	1 May 2018, 02:14
Astra box & other wood instrument box FS	Tom Mackie	1 May 2018, 01:27
Re: John Karl's Celestial Navigation in the GPS Age	Stan K	1 May 2018, 00:38
Celestial Tools V5.6.10	Stan K	1 May 2018, 00:08
Re: John Karl's Celestial Navigation in the GPS Age	Sean C	30 Apr 2018, 23:45
Re: John Karl's Celestial Navigation in the GPS Age	Aonghus O Concheanainn	30 Apr 2018, 22:43
Mark 7 Knee-Mounted Plotting Board	Miles B. Anderson	30 Apr 2018, 20:43
Re: Navigation Modules	Robin Stuart	30 Apr 2018, 19:21
Re: John Karl's Celestial Navigation in the GPS Age	Robert Bernecky	30 Apr 2018, 13:48
Re: Navigation Modules	Andrew Nikitin	30 Apr 2018, 12:43
Re: John Karl's Celestial Navigation in the GPS Age	Stan K	29 Apr 2018, 23:00
Re: John Karl's Celestial Navigation in the GPS Age	Robert VanderPol II	29 Apr 2018, 22:02
John Karl's Celestial Navigation in the GPS Age	Aonghus O Concheanainn	29 Apr 2018, 21:34
Re: Navigation Modules	Robin Stuart	29 Apr 2018, 17:47
Re: Navigation Modules	Stan K	29 Apr 2018, 15:12
Re: Navigation Modules	Antoine Couëtte	29 Apr 2018, 10:24
Re: Navigation Modules	Antoine Couëtte	29 Apr 2018, 06:34
Navigation Modules	Alan S	28 Apr 2018, 20:41
Re: Celestial Navigation is so simple	Alan S	28 Apr 2018, 18:23
Re: Celestial Navigation is so simple	Greg Rudzinski	28 Apr 2018, 17:35
Re: Celestial Navigation is so simple	Gary LaPook	28 Apr 2018, 16:39
Celestial Navigation is so simple	Don Seltzer	28 Apr 2018, 15:47
Re: Norie 1819, Bowditch 1837, and a fine old Tamaya sextant on ebay	Frank Reed	28 Apr 2018, 04:19
Re: Norie 1819, Bowditch 1837, and a fine old Tamaya sextant on ebay	David C	28 Apr 2018, 03:48
Norie 1819, Bowditch 1837, and a fine old Tamaya sextant on ebay	Frank Reed	28 Apr 2018, 01:49
Re: Autonomous ships are coming.	Jeremy C	25 Apr 2018, 06:23
Re: Autonomous ships are coming.	Lu Abel	24 Apr 2018, 18:52
Autonomous ships are coming.	Gary LaPook	24 Apr 2018, 17:20
Re: Longest Straight Line Paths on Water or Land on the Earth	Peter Hakel	24 Apr 2018, 12:31
Re: Longest Straight Line Paths on Water or Land on the Earth	Robert VanderPol II	24 Apr 2018, 04:24
Re: Longest Straight Line Paths on Water or Land on the Earth	John D. Howard	23 Apr 2018, 23:43
Compassipedia online compass museum	Paul Hirose	23 Apr 2018, 21:41
Re: Longest Straight Line Paths on Water or Land on the Earth	Alexandre Eremenko	23 Apr 2018, 20:21
Longest Straight Line Paths on Water or Land on the Earth	Robert H. van Gent	23 Apr 2018, 18:51
Re: Viking Navigation and "Sunstones"	Geoffrey Kolbe	23 Apr 2018, 05:14
Celestial Tools V5.6.9	Stan K	22 Apr 2018, 18:08
Sight reduction program for iPhones	Chris Caswell	22 Apr 2018, 13:13
Re: Viking Navigation and "Sunstones"	Tony Oz	22 Apr 2018, 07:33
Lumpy lunar edge	Ed Popko	20 Apr 2018, 18:08
Re: Moon-rise/set with Air Almanac: how to?	Robert Bernecky	20 Apr 2018, 14:13
HO-211 Hulbert Hinkel Jr.	Robert VanderPol II	20 Apr 2018, 03:42
Moon-rise/set with Air Almanac: how to?	Tony Oz	19 Apr 2018, 17:44
Re: Lunars: this weekend at Mystic Seaport	Greg Rudzinski	19 Apr 2018, 15:33
Re: Lunars: this weekend at Mystic Seaport	Ed Popko	19 Apr 2018, 10:15
Re: Micrometer vernier	Tony Oz	19 Apr 2018, 08:50
Finding the Endurance	David C	19 Apr 2018, 07:02
Re: Lunars: this weekend at Mystic Seaport	Greg Rudzinski	19 Apr 2018, 04:00
Re: Micrometer vernier	Alexandre Eremenko	18 Apr 2018, 22:42
Re: Micrometer vernier	Peter Monta	18 Apr 2018, 22:07
Re: Micrometer vernier	Posth P	18 Apr 2018, 17:08
Re: Lunars: this weekend at Mystic Seaport	Ed Popko	18 Apr 2018, 17:00
Re: Lunars: this weekend at Mystic Seaport	Greg Rudzinski	18 Apr 2018, 16:59
Re: Lunars: this weekend at Mystic Seaport	Robin Stuart	18 Apr 2018, 13:21
Re: Micrometer vernier	Tony Oz	18 Apr 2018, 12:55
Re: Micrometer vernier	David Pike	18 Apr 2018, 11:35
Re: Micrometer vernier	Bill Morris	18 Apr 2018, 00:04
Re: Micrometer vernier	Michael Bradley	17 Apr 2018, 22:48
Re: Micrometer vernier	William Edward Henry	17 Apr 2018, 22:47
Re: Micrometer vernier	Frank Reed	17 Apr 2018, 18:00
Re: Micrometer vernier	David Fleming	17 Apr 2018, 17:46
Re: Micrometer vernier	Bob Goethe	17 Apr 2018, 17:40
Micrometer vernier	Frank Reed	17 Apr 2018, 17:03
Re: Lunars: this weekend at Mystic Seaport	Jeremy C	17 Apr 2018, 12:26
Re: Sextant as hand luggage on a plane	Alan S	17 Apr 2018, 04:02
Re: Lunars: this weekend at Mystic Seaport	Ed Popko	17 Apr 2018, 00:59
Re: WWII bubble sextants and radium	Gary LaPook	17 Apr 2018, 00:16
Re: Lunars: this weekend at Mystic Seaport	Frank Reed	16 Apr 2018, 18:40
Lunars: this weekend at Mystic Seaport	Frank Reed	16 Apr 2018, 18:28
Re: Sextant as hand luggage on a plane	Ken Gebhart	16 Apr 2018, 17:26
Re: Celesticomp V instructions	Stan K	15 Apr 2018, 23:43
Re: Sextant as hand luggage on a plane	Alan S	15 Apr 2018, 22:37
Re: SNO-T for sale, £300	Robert VanderPol II	15 Apr 2018, 21:10
Re: Sextant as hand luggage on a plane	James F Campbell	15 Apr 2018, 20:37
Re: Sextant as hand luggage on a plane	Robin Stuart	15 Apr 2018, 19:42
Re: Sextant as hand luggage on a plane	James F Campbell	15 Apr 2018, 19:16
Re: Sextant as hand luggage on a plane	Robert Eno	15 Apr 2018, 19:06
Re: Sextant as hand luggage on a plane	Alejandro Purgue	15 Apr 2018, 18:28
Re: Celesticomp V instructions	John Carbone	15 Apr 2018, 18:21
Sextant as hand luggage on a plane	Bill Lionheart	15 Apr 2018, 16:20
Celesticomp V instructions	Brian Lloyd	15 Apr 2018, 15:05
Re: SNO-T for sale, £300	Örjan Sandström	15 Apr 2018, 12:02
Mirages and refraction.	Tony Oz	14 Apr 2018, 22:34
Ghost Ring vs. Sight Tube	Greg Rudzinski	14 Apr 2018, 19:49
Re: More accurate version of Pub 249 Vol 1 - is it needed?	Gary LaPook	14 Apr 2018, 05:42
Re: More accurate version of Pub 249 Vol 1 - is it needed?	David Pike	13 Apr 2018, 20:07
Re: More accurate version of Pub 249 Vol 1 - is it needed?	Gary LaPook	13 Apr 2018, 16:22
The marquis de Chabert & the lunar distance	Ducruy Jacques	13 Apr 2018, 16:08
More accurate version of Pub 249 Vol 1 - is it needed?	Rafal O.	13 Apr 2018, 11:17
Re: Video tour of our Moon	Sean C	13 Apr 2018, 02:13
Video tour of our Moon	Ed Popko	12 Apr 2018, 15:12
Re: New Edition of Bowditch	Ken Gebhart	11 Apr 2018, 22:00
Re: Janet Taylor's "Principles of Navigation Simplified" (1837) on ebay	Don Seltzer	11 Apr 2018, 21:53
New Edition of Bowditch	Rommel John Miller	11 Apr 2018, 20:02
Re: Wikipedia Article on "Stellar Triangulation"	Fred Hebard	11 Apr 2018, 19:21
Sumner Line SR by Martelli Table	Greg Rudzinski	11 Apr 2018, 18:03
Re: Henning Umland's javascript web app	Bill Lionheart	11 Apr 2018, 17:53
Re: Sail the tall ship OHP, April 25-May 10	Frank Reed	11 Apr 2018, 17:08
Re: Janet Taylor's "Principles of Navigation Simplified" (1837) on ebay	Frank Reed	11 Apr 2018, 17:00
Re: Henning Umland's spreadsheets.	Frank Reed	11 Apr 2018, 16:39
SNO-T for sale, £300	Robert VanderPol II	11 Apr 2018, 12:19
Re: Henning Umland's spreadsheets.	Brad Morris	10 Apr 2018, 20:13
Re: Henning Umland's spreadsheets.	Paul Hirose	10 Apr 2018, 19:56
Lewis and Clark Lunars	Greg Rudzinski	10 Apr 2018, 15:48
Re: Henning Umland's spreadsheets.	Bill Lionheart	10 Apr 2018, 14:06
Re: Wikipedia Article on "Stellar Triangulation"	Frank Reed	9 Apr 2018, 17:50
Re: Second hand sextant advice	Bob Goethe	9 Apr 2018, 16:58
Lunars: Altitude Accuracy (revisited)	Ed Popko	9 Apr 2018, 16:37
Wikipedia Article on "Stellar Triangulation"	Fred Hebard	9 Apr 2018, 15:54
Re: New York Times article on Viking Navigation and their use of "Sunstones"	Bob Goethe	9 Apr 2018, 15:44
Re: New York Times article on Viking Navigation and their use of "Sunstones"	Tony Oz	9 Apr 2018, 14:05
Re: Photo of horizon	Robert VanderPol II	9 Apr 2018, 13:46
Re: Article: Inside the Worst U.S. Maritime Disaster in Decades	Ed Popko	9 Apr 2018, 11:35
Re: New York Times article on Viking Navigation and their use of "Sunstones"	Wolfgang Köberer	9 Apr 2018, 07:12
Re: Photo of horizon	Sean C	9 Apr 2018, 02:23
Henning Umland's spreadsheets.	Bill Lionheart	9 Apr 2018, 02:20
Re: New York Times article on Viking Navigation and their use of "Sunstones"	Erland Andersen	9 Apr 2018, 02:15
Article: Inside the Worst U.S. Maritime Disaster in Decades	Jackson McDonald	9 Apr 2018, 01:54
Photo of horizon	Robert VanderPol II	8 Apr 2018, 15:27
New York Times article on Viking Navigation and their use of "Sunstones"	Ed Popko	8 Apr 2018, 10:34
Re: Second hand sextant advice	Michael Bradley	8 Apr 2018, 09:18
Re: Second hand sextant advice	Alan S	8 Apr 2018, 04:47
Re: Correction for diameter of the earth	Sean C	8 Apr 2018, 04:43
Re: Second hand sextant advice	Jackson McDonald	8 Apr 2018, 01:26
Correction for diameter of the earth	C Solo	7 Apr 2018, 23:56
Re: Second hand sextant advice	David C	7 Apr 2018, 22:31
Re: Second hand sextant advice	Bill Morris	7 Apr 2018, 21:50
Re: Second hand sextant advice	Bruce Cutting	7 Apr 2018, 21:37
Re: Lunar-Distance correction for Oblateness	Frank Reed	7 Apr 2018, 02:10
Re: Lunar-Distance correction for Oblateness	Sean C	7 Apr 2018, 01:00
Re: Lunar-Distance correction for Oblateness	Ed Popko	6 Apr 2018, 20:24
Re: Second hand sextant advice	Greg Rudzinski	6 Apr 2018, 20:10
Re: Second hand sextant advice	Ken Gebhart	6 Apr 2018, 19:10
Re: Second hand sextant advice	Chris Caswell	6 Apr 2018, 19:06
Re: Second hand sextant advice	Frank Reed	6 Apr 2018, 18:59
Re: Lunar-Distance correction for Oblateness	Frank Reed	6 Apr 2018, 18:48
Second hand sextant advice	Edward Colonna	6 Apr 2018, 15:36
Lunar-Distance correction for Oblateness	Ed Popko	6 Apr 2018, 14:12
Re: Quick Estimate of Sun Declination: analemmas?	max mulhern	6 Apr 2018, 13:47
Re: Sight reduction using a calculator's POL (arctan2) key	Lars Bergman	5 Apr 2018, 20:35
Re: Quick Estimate of Sun Declination	Tony Oz	5 Apr 2018, 18:52
Re: Quick Estimate of Sun Declination	Frank Reed	5 Apr 2018, 18:49
Re: Quick Estimate of Sun Declination: analemmas?	Frank Reed	5 Apr 2018, 16:02
Re: Quick Estimate of Sun Declination: analemmas?	max mulhern	5 Apr 2018, 15:12
Re: Sight reduction using a calculator's POL (arctan2) key	Tony Oz	5 Apr 2018, 13:07
Universal Plotting Sheet at High Latitudes	Bob Goethe	5 Apr 2018, 11:36
Re: Quick Estimate of Sun Declination	Herman Dekker	5 Apr 2018, 10:20
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Paul Hirose	5 Apr 2018, 04:56
Re: Sight reduction using a calculator's POL (arctan2) key	Greg Rudzinski	5 Apr 2018, 04:19
Quick Estimate of Sun Declination	Frank Reed	5 Apr 2018, 02:06
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Frank Reed	4 Apr 2018, 16:29
Re: Sight reduction using a calculator's POL (arctan2) key	Robin Stuart	4 Apr 2018, 11:57
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Paul Hughes	4 Apr 2018, 09:34
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Rafal O.	4 Apr 2018, 07:08
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Rafal O.	4 Apr 2018, 06:34
Re: Nautical Almanac, HO 229 or HO 249	John D. Howard	3 Apr 2018, 22:38
Re: JPL ephemeresis and Nautical Almanac - speed of light question	John D. Howard	3 Apr 2018, 22:15
Re: Sight reduction using a calculator's POL (arctan2) key	Lars Bergman	3 Apr 2018, 21:40
Re: Nautical Almanac, HO 229 or HO 249	Lindsey Philpott	3 Apr 2018, 21:32
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Frank Reed	3 Apr 2018, 19:39
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Brad Morris	3 Apr 2018, 19:38
Re: Google Honors John Harrison with "Doodle"	Brad Morris	3 Apr 2018, 19:19
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Brad Morris	3 Apr 2018, 19:10
Re: JPL ephemeresis and Nautical Almanac - speed of light question	John D. Howard	3 Apr 2018, 19:10
Re: Sight reduction using a calculator's POL (arctan2) key	Robert Bernecky	3 Apr 2018, 18:51
Re: Janet Taylor's "Principles of Navigation Simplified" (1837) on ebay	Wolfgang Köberer	3 Apr 2018, 18:12
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Tony Oz	3 Apr 2018, 17:28
Re: Sight reduction using a calculator's POL (arctan2) key	Greg Rudzinski	3 Apr 2018, 17:27
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Rafal O.	3 Apr 2018, 13:14
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Peter Monta	3 Apr 2018, 12:51
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Rafal O.	3 Apr 2018, 12:50
Re: Sight reduction using a calculator's POL (arctan2) key	Robin Stuart	3 Apr 2018, 12:30
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Mike Mayer	3 Apr 2018, 12:24
Re: JPL ephemeresis and Nautical Almanac - speed of light question	Tony Oz	3 Apr 2018, 10:20
Re: Sight reduction using a calculator's POL (arctan2) key	Tony Oz	3 Apr 2018, 08:49
Google Honors John Harrison with "Doodle"	Sean C	3 Apr 2018, 08:46
JPL ephemeresis and Nautical Almanac - speed of light question	Rafal O.	3 Apr 2018, 07:50
Re: Nautical Almanac, HO 229 or HO 249	Robert VanderPol II	3 Apr 2018, 06:19
Nautical Almanac, HO 229 or HO 249	Lindsey Philpott	3 Apr 2018, 05:34
Re: Celestial Simulator	Phil Sadler	3 Apr 2018, 02:44
Re: Sight reduction using a calculator's POL (arctan2) key	Greg Rudzinski	2 Apr 2018, 23:49
Sight reduction using a calculator's POL (arctan2) key	Robert Bernecky	2 Apr 2018, 13:37
Re: Janet Taylor's "Principles of Navigation Simplified" (1837) on ebay	Don Seltzer	1 Apr 2018, 23:58
Re: Polarized Sunglasses for CN	Greg Rudzinski	1 Apr 2018, 23:56
Re: Celestial Simulator	Paul Hirose	1 Apr 2018, 23:22
Re: Janet Taylor's "Principles of Navigation Simplified" (1837) on ebay	Don Seltzer	1 Apr 2018, 22:46
Re: Polarized Sunglasses for CN	Tony Oz	1 Apr 2018, 22:02
Re: Two Suns on the Horizon?	Tony Oz	1 Apr 2018, 21:50
Re: Janet Taylor's "Principles of Navigation Simplified" (1837) on ebay	William A	1 Apr 2018, 20:27
Re: Upon Oceans endorsement	William A	1 Apr 2018, 20:22
Re: Two Suns on the Horizon?	Frank Reed	1 Apr 2018, 16:59
Re: Two Suns on the Horizon?	Nick M	1 Apr 2018, 12:38
Re: Polarized Sunglasses for CN	Geoffrey Kolbe	1 Apr 2018, 05:51
Re: Celestial Simulator	Phil Sadler	1 Apr 2018, 02:56
Janet Taylor's "Principles of Navigation Simplified" (1837) on ebay	Frank Reed	1 Apr 2018, 00:55
Luftwaffe Cased Leveling Octant	Jackson McDonald	31 Mar 2018, 23:50
Re: 1973 Altitude Correction tables	John D. Howard	31 Mar 2018, 19:18
Re: Sail the tall ship OHP, April 25-May 10	Bob Miorelli	31 Mar 2018, 17:47
Re: Polarized Sunglasses for CN	Peter Monta	31 Mar 2018, 17:06
Polarized Sunglasses for CN	Greg Rudzinski	31 Mar 2018, 15:01
Re: Beware of Noon Sights this time of Year	Don Seltzer	31 Mar 2018, 14:22
Re: Beware of Noon Sights this time of Year	Robin Stuart	31 Mar 2018, 12:57
Re: Beware of Noon Sights this time of Year	Greg Rudzinski	31 Mar 2018, 01:41
Re: Beware of Noon Sights this time of Year	Don Seltzer	31 Mar 2018, 00:39
Re: 1973 Altitude Correction tables	David C	30 Mar 2018, 22:25
Re: 1973 Altitude Correction tables	David C	30 Mar 2018, 22:13
Re: Sail the tall ship OHP, April 25-May 10	Tom Sult	30 Mar 2018, 19:55
Re: Navigational science during the dark days	Tom Sult	30 Mar 2018, 19:48
Re: Beware of Noon Sights this time of Year	Frank Reed	30 Mar 2018, 19:21
Beware of Noon Sights this time of Year	Ed Popko	30 Mar 2018, 18:22
Sail the tall ship OHP, April 25-May 10	Frank Reed	30 Mar 2018, 16:22
Re: 1973 Altitude Correction tables	Frank Reed	30 Mar 2018, 16:02
Re: Two Suns on the Horizon?	Frank Reed	30 Mar 2018, 15:44
Re: Low orbit satellites for navigation	Peter Monta	30 Mar 2018, 15:40
Re: Two Suns on the Horizon?	Peter Monta	30 Mar 2018, 15:09
Navigational science during the dark days	Annaig Labornez	30 Mar 2018, 14:25
Spam-L--- Re: Two Suns on the Horizon?	Robert Wyatt	30 Mar 2018, 13:17
Re: ECDIS: What Happens When the GPS Signal Goes Away?	Jeremy C	30 Mar 2018, 09:49
1973 Altitude Correction tables	David C	30 Mar 2018, 06:55
Two Suns on the Horizon?	Sean C	30 Mar 2018, 05:30
ECDIS: What Happens When the GPS Signal Goes Away?	Jackson McDonald	29 Mar 2018, 21:04
Re: G is for Greenwich	Frank Reed	28 Mar 2018, 17:31
Re: Celnav apps for Android	Tony Oz	28 Mar 2018, 12:50
Celnav apps for Android	Andrés Ruiz	28 Mar 2018, 06:40
Re: Sight Reduction Calculator for iOS (update)	Stan K	27 Mar 2018, 20:54
Re: Sight Reduction Calculator for iOS (update)	Tony Oz	27 Mar 2018, 17:39
Re: Sight Reduction Calculator for iOS (update)	Stan K	27 Mar 2018, 15:27
Re: Upon Oceans endorsement	Jeremy C	27 Mar 2018, 10:19
Sight Reduction Calculator for iOS (update)	Tony Oz	27 Mar 2018, 08:44
Re: Upon Oceans endorsement	Sean C	27 Mar 2018, 03:25
Upon Oceans endorsement	William A	26 Mar 2018, 19:36
Low orbit satellites for navigation	Frank Reed	26 Mar 2018, 19:06
History of navigation conference, National Maritime Museum, Greenwich, 24-25 May 2018	Richard Dunn	26 Mar 2018, 13:50
Re: Ship Speed	Jeremy C	23 Mar 2018, 09:25
Re: Doc On Worst Jobs at Sea	Bruce J. Pennino	23 Mar 2018, 01:18
Time-lapse animation of the moon	Ed Popko	22 Mar 2018, 20:46
Re: [World Magnetic Model] WMM2015 degraded performance warning -- March 2018	Chris Willmes	22 Mar 2018, 20:04
Re: Ship Speed	Terry Syrokosz	22 Mar 2018, 18:45
MOO MOB and Stationary observer	Andrés Ruiz	22 Mar 2018, 18:19
Fwd: [World Magnetic Model] WMM2015 degraded performance warning -- March 2018	Andrés Ruiz	22 Mar 2018, 18:11
Re: Time of Spring	Terry Syrokosz	22 Mar 2018, 17:42
Re: Doc On Worst Jobs at Sea	Henry Halboth	22 Mar 2018, 17:09
Re: Ship Speed	Michael Bradley	22 Mar 2018, 16:44
Re: Ship Speed	Ian Vaughn	22 Mar 2018, 16:19
Ship Speed	Bruce J. Pennino	22 Mar 2018, 15:21
Re: Doc On Worst Jobs at Sea	Don Seltzer	22 Mar 2018, 14:43
Re: Doc On Worst Jobs at Sea	Bruce J. Pennino	22 Mar 2018, 13:39
Re: Time of Spring	Paul Hirose	22 Mar 2018, 05:27
Re: From whaling to piracy	Frank Reed	22 Mar 2018, 03:25
Re: From whaling to piracy	Don Seltzer	22 Mar 2018, 02:23
Re: Doc On Worst Jobs at Sea	Frank Reed	22 Mar 2018, 00:57
Doc On Worst Jobs at Sea	Greg Rudzinski	22 Mar 2018, 00:48
Re: From whaling to piracy	David Pike	21 Mar 2018, 23:10
Re: From whaling to piracy	Bob Goethe	21 Mar 2018, 21:31
From whaling to piracy	Frank Reed	21 Mar 2018, 20:54
Re: Modern Celestial, this weekend at Mystic Seaport	Frank Reed	21 Mar 2018, 17:51
Re: Smart management of NavList emails	Brad Morris	21 Mar 2018, 17:25
Re: Modern Celestial, this weekend at Mystic Seaport	Frank Reed	21 Mar 2018, 16:26
Re: Smart management of NavList emails	Frank Reed	21 Mar 2018, 16:16
Smart management of NavList emails	Brad Morris	21 Mar 2018, 15:54
Re: Time of Spring	Dave Walden	21 Mar 2018, 14:09
Re: Time of Spring	Tony Oz	21 Mar 2018, 10:48
Time of Spring	Terry Syrokosz	21 Mar 2018, 03:08
Re: Stephen Hawking	Francis Upchurch	20 Mar 2018, 19:17
G is for Greenwich	Frank Reed	20 Mar 2018, 18:51
Re: Geographic coordinates from smart phones	Frank Reed	20 Mar 2018, 18:21
Re: Stephen Hawking	Frank Reed	20 Mar 2018, 18:08
Modern Celestial, this weekend at Mystic Seaport	Frank Reed	20 Mar 2018, 16:18
Re: Upcoming celestial classes at Mystic Seaport	Terry Syrokosz	20 Mar 2018, 13:52
Re: Stephen Hawking	Francis Upchurch	19 Mar 2018, 19:15
Re: Nomogram for Dip Short of Horizon	Robin Stuart	19 Mar 2018, 14:18
Re: Nomogram for Dip Short of Horizon	Tony Oz	19 Mar 2018, 10:46
Re: Nomogram for Dip Short of Horizon	Ed Popko	18 Mar 2018, 22:54
Re: Nomogram for Dip Short of Horizon	Herman Dekker	18 Mar 2018, 21:49
Re: Nomogram for Dip Short of Horizon	Greg Rudzinski	18 Mar 2018, 21:33
Re: Geographic coordinates from smart phones	Brad Morris	18 Mar 2018, 20:47
Nomogram for Dip Short of Horizon	Robin Stuart	18 Mar 2018, 20:28
Re: Did chronometers introduce economics to navigation?	Geoffrey Kolbe	18 Mar 2018, 20:00
Geographic coordinates from smart phones	Mike Burkes	18 Mar 2018, 16:26
Re: Did chronometers introduce economics to navigation?	Brad Morris	18 Mar 2018, 15:17
Re: Did chronometers introduce economics to navigation?	Greg Rudzinski	18 Mar 2018, 13:24
Did chronometers introduce economics to navigation?	Ed Popko	18 Mar 2018, 12:34
Re: D.H. Sadler on Ephemeris Time, 1954	Peter Monta	18 Mar 2018, 06:07
Re: Erasing E6-B and Polhemus Plots	Frank Reed	18 Mar 2018, 02:17
Re: D.H. Sadler on Ephemeris Time, 1954	Frank Reed	18 Mar 2018, 02:03
Re: Erasing E6-B and Polhemus Plots	Ed Popko	17 Mar 2018, 10:22
Re: Erasing E6-B and Polhemus Plots	Tracy Shrier	17 Mar 2018, 04:36
Re: Stephen Hawking	Geoffrey Kolbe	16 Mar 2018, 19:59
Current / future state of UT1 access?	Paul Hirose	16 Mar 2018, 18:24
D.H. Sadler on Ephemeris Time, 1954	Paul Hirose	16 Mar 2018, 18:23
Stephen Hawking	Frank Reed	16 Mar 2018, 16:35
Re: Short Dip distance	Ron Jones	16 Mar 2018, 15:20
Re: Short Dip distance	Robin Stuart	16 Mar 2018, 15:10
Re: Short Dip distance	Robin Stuart	16 Mar 2018, 14:31
Re: Celestial Simulator	Phil Sadler	15 Mar 2018, 22:20
Re: Celestial Simulator	Luc Van den Borre	15 Mar 2018, 21:31
Re: Celestial Simulator	Phil Sadler	15 Mar 2018, 20:26
Re: Celestial Simulator	Phil Sadler	15 Mar 2018, 20:22
Re: Celestial Simulator	Frank Reed	15 Mar 2018, 17:32
Re: Short Dip distance	Stan K	15 Mar 2018, 16:04
Re: Celestial Simulator	Phil Sadler	15 Mar 2018, 13:25
Re: Celestial Simulator	Phil Sadler	15 Mar 2018, 13:16
Re: Celestial Simulator	Phil Sadler	15 Mar 2018, 13:14
Re: Celestial Simulator	Phil Sadler	15 Mar 2018, 13:13
Re: Short Dip distance	Greg Rudzinski	15 Mar 2018, 12:29
Re: Celestial Simulator	Luc Van den Borre	15 Mar 2018, 09:54
Re: Celestial Simulator	Luc Van den Borre	15 Mar 2018, 07:55
Re: Celestial Simulator	Sean C	15 Mar 2018, 07:14
Short Dip distance	Bob McDowell	15 Mar 2018, 06:12
A message to Herman Dekker	Stan K	15 Mar 2018, 05:49
Re: Celestial Simulator	Frank Reed	15 Mar 2018, 03:12
Re: No Celestial Love in ECDIS	Michael Bradley	14 Mar 2018, 21:09
Re: Distance to Horizon by Dip	Frank Reed	14 Mar 2018, 18:49
Distance to Horizon by Dip	Bob Goethe	14 Mar 2018, 18:15
Re: An azimuth nomogram: what's under the hood?	Robin Stuart	14 Mar 2018, 18:10
Re: No Celestial Love in ECDIS	Greg Rudzinski	14 Mar 2018, 16:39
Re: An azimuth nomogram: what's under the hood?	Bob Crawley	14 Mar 2018, 12:15
Re: An azimuth nomogram: what's under the hood?	Roger W. Sinnott	14 Mar 2018, 11:02
Re: An azimuth nomogram: what's under the hood?	Stan K	13 Mar 2018, 22:57
Re: An azimuth nomogram: what's under the hood?	Robin Stuart	13 Mar 2018, 19:17
Re: An azimuth nomogram: what's under the hood?	Tony Oz	13 Mar 2018, 18:42
Re: An azimuth nomogram: what's under the hood?	Robert Wyatt	13 Mar 2018, 18:15
Re: An azimuth nomogram: what's under the hood?	Frank Reed	13 Mar 2018, 17:38
Re: An azimuth nomogram: what's under the hood?	Robin Stuart	13 Mar 2018, 17:07
Re: Odd star brightness as seen from ISS night orbits	Frank Reed	13 Mar 2018, 16:42
Re: An azimuth nomogram: what's under the hood?	Tony Oz	13 Mar 2018, 16:37
Re: An azimuth nomogram: what's under the hood?	Bob Goethe	13 Mar 2018, 16:34
Re: An azimuth nomogram: what's under the hood?	Tony Oz	13 Mar 2018, 16:33
Re: An azimuth nomogram: what's under the hood?	Tony Oz	13 Mar 2018, 15:02
Re: An azimuth nomogram: what's under the hood?	Bruce J. Pennino	13 Mar 2018, 14:09
Re: An azimuth nomogram: what's under the hood?	Robin Stuart	13 Mar 2018, 13:36
Re: An azimuth nomogram: what's under the hood?	Tony Oz	13 Mar 2018, 10:31
Re: An azimuth nomogram: what's under the hood?	Roger W. Sinnott	13 Mar 2018, 10:27
Re: Erasing E6-B and Polhemus Plots	David Pike	13 Mar 2018, 07:59
Re: Flight Levels CelNav; 02/10/2018	Gary LaPook	13 Mar 2018, 07:53
Re: Flight Levels CelNav; 02/10/2018	Gary LaPook	13 Mar 2018, 07:27
Re: Erasing E6-B and Polhemus Plots	Gary LaPook	13 Mar 2018, 06:57
Re: An azimuth nomogram: what's under the hood?	Sean C	13 Mar 2018, 05:35
Re: An azimuth nomogram: what's under the hood?	Sean C	13 Mar 2018, 05:15
Re: An azimuth nomogram: what's under the hood?	Sean C	13 Mar 2018, 05:10
Re: An azimuth nomogram: what's under the hood?	Gary LaPook	12 Mar 2018, 22:11
Re: Another round on the fate of Amelia Earhart in today's news	Gary LaPook	12 Mar 2018, 22:09
Re: Another round on the fate of Amelia Earhart in today's news	Jackson McDonald	12 Mar 2018, 21:58
Re: Another round on the fate of Amelia Earhart in today's news	Gary LaPook	12 Mar 2018, 21:27
An azimuth nomogram: what's under the hood?	Tony Oz	12 Mar 2018, 18:27
Re: No Celestial Love in ECDIS	Frank Reed	12 Mar 2018, 17:54
Re: No Celestial Love in ECDIS	Andrés Ruiz	12 Mar 2018, 17:05
Re: No Celestial Love in ECDIS	Greg Rudzinski	12 Mar 2018, 15:11
Re: No Celestial Love in ECDIS	Andrés Ruiz	12 Mar 2018, 14:00
Odd star brightness as seen from ISS night orbits	Ed Popko	12 Mar 2018, 12:53
Re: Procedure for points on a circle of position	Andrés Ruiz	12 Mar 2018, 09:04
Re: No Celestial Love in ECDIS	Andrés Ruiz	12 Mar 2018, 08:55
Re: Thridrangaviti Lighthouse	Andrés Ruiz	12 Mar 2018, 08:54
Re: NAO Concise Reduction Form	Bob McDowell	12 Mar 2018, 06:55
Re: NAO Concise Reduction Form	Bob McDowell	12 Mar 2018, 06:50
Re: No Celestial Love in ECDIS	Frank Reed	12 Mar 2018, 02:26
Re: No Celestial Love in ECDIS	Greg Rudzinski	11 Mar 2018, 23:09
Re: No Celestial Love in ECDIS	Jeremy C	11 Mar 2018, 22:23
Celestial Simulator	Phil Sadler	11 Mar 2018, 21:44
Re: NAO Concise Reduction Form	Stan K	11 Mar 2018, 21:03
Procedure for points on a circle of position	Frank Reed	11 Mar 2018, 18:49
Re: Busy night as workers adjust British henge sites for saving time	Dennis Jewitt	11 Mar 2018, 18:17
NAO Concise Reduction Form	Bob McDowell	11 Mar 2018, 17:53
Re: No Celestial Love in ECDIS	Michael Bradley	11 Mar 2018, 17:49
Re: Erasing E6-B and Polhemus Plots	Jacob M. Huffman III	11 Mar 2018, 15:40
Busy night as workers adjust British henge sites for saving time	Ed Popko	11 Mar 2018, 13:27
Re: No Celestial Love in ECDIS	Greg Rudzinski	11 Mar 2018, 13:05
Re: Getting UT1/GMT	Tony Oz	11 Mar 2018, 10:36
No Celestial Love in ECDIS	Jeremy C	11 Mar 2018, 10:16
Re: Getting UT1/GMT	Tony Oz	11 Mar 2018, 09:48
Re: Erasing E6-B and Polhemus Plots	Alan S	11 Mar 2018, 04:56
Re: Erasing E6-B and Polhemus Plots	Alan S	11 Mar 2018, 04:39
Re: Another round on the fate of Amelia Earhart in today's news	Don Seltzer	11 Mar 2018, 01:11
Re: Another round on the fate of Amelia Earhart in today's news	Tony Oz	10 Mar 2018, 21:42
Re: Artificial Horizon Sun Moon Fix by Casio fx 260	Lars Bergman	10 Mar 2018, 20:45
Re: Erasing E6-B and Polhemus Plots	Mike Burkes	10 Mar 2018, 19:53
Re: Erasing E6-B and Polhemus Plots	Paul Hirose	10 Mar 2018, 19:45
Re: Erasing E6-B and Polhemus Plots	Mike Burkes	10 Mar 2018, 19:32
Re: Another round on the fate of Amelia Earhart in today's news	Brad Morris	10 Mar 2018, 13:19
Re: Erasing E6-B and Polhemus Plots	Ed Popko	10 Mar 2018, 10:45
Re: Another round on the fate of Amelia Earhart in today's news	Tony Oz	10 Mar 2018, 07:00
Re: Erasing E6-B and Polhemus Plots	Sean C	10 Mar 2018, 06:27
Re: Erasing E6-B and Polhemus Plots	Alan S	10 Mar 2018, 03:31
Getting UT1/GMT	Bob Goethe	10 Mar 2018, 02:30
Thridrangaviti Lighthouse	Bob Goethe	10 Mar 2018, 01:55
Re: Flight Levels CelNav; 02/10/2018	Tracy Shrier	10 Mar 2018, 01:42
Re: Upcoming celestial classes at Mystic Seaport	Bob Goethe	9 Mar 2018, 23:07
Upcoming celestial classes at Mystic Seaport	Frank Reed	9 Mar 2018, 21:29
ADMIN: NavList Operations contributions	Frank Reed	9 Mar 2018, 20:09
Re: Erasing E6-B and Polhemus Plots	David Pike	9 Mar 2018, 19:31
Another Earhart mystery?	Lu Abel	9 Mar 2018, 18:20
Re: Erasing E6-B and Polhemus Plots	Hewitt Schlereth	9 Mar 2018, 17:23
Erasing E6-B and Polhemus Plots	Ed Popko	9 Mar 2018, 16:40
131 Year Old Message in a Bottle	Noell Wilson	9 Mar 2018, 13:25
Re: NASA and celestial navigation	Wolfgang Köberer	8 Mar 2018, 17:50
Re: Does this feel familiar?	Jackson McDonald	8 Mar 2018, 15:47
Does this feel familiar?	Bob Crawley	8 Mar 2018, 09:05
Re: CPlath Trommel Sextant to trade for a Freiberger Yacht Sextant	Bob McDowell	8 Mar 2018, 07:20
Re: CPlath Trommel Sextant to trade for a Freiberger Yacht Sextant	Dan Pfeiffer	8 Mar 2018, 01:00
Re: Polar Grid AirNav and Oceanic AirNav	Paul Hirose	7 Mar 2018, 21:29
"Sunburst and Luminary", Apollo software and navigation	Don Seltzer	7 Mar 2018, 15:52
Re: NASA and celestial navigation	Sean C	7 Mar 2018, 03:04
Re: NASA and celestial navigation	Peter Monta	7 Mar 2018, 00:51
Artificial Horizon Sun Moon Fix by Casio fx 260	Greg Rudzinski	6 Mar 2018, 19:56
Re: NASA and celestial navigation	Greg Rudzinski	6 Mar 2018, 17:23
Re: NASA and celestial navigation	Frank Reed	6 Mar 2018, 16:39
Re: Polhemus in the Southern Hemisphere	Ed Popko	6 Mar 2018, 12:14
Re: NASA and celestial navigation	Ed Popko	6 Mar 2018, 10:59
Re: Polhemus in the Southern Hemisphere	Gary LaPook	6 Mar 2018, 09:05
Re: NASA and celestial navigation	Geoffrey Kolbe	6 Mar 2018, 06:29
Re: NASA and celestial navigation	Alan S	6 Mar 2018, 04:04
Re: NASA and celestial navigation	Greg Rudzinski	5 Mar 2018, 21:11
NASA and celestial navigation	Frank Reed	5 Mar 2018, 20:17
CPlath Trommel Sextant to trade for a Freiberger Yacht Sextant	Bob McDowell	5 Mar 2018, 06:19
Re: Another round on the fate of Amelia Earhart in today's news	Gary LaPook	5 Mar 2018, 06:07
Re: Another round on the fate of Amelia Earhart in today's news	Paul Saffo	5 Mar 2018, 04:28
Re: Many EBAY Sextants Available	Alan S	5 Mar 2018, 01:25
Re: Many EBAY Sextants Available	Paul Bedel	4 Mar 2018, 20:46
Re: Many EBAY Sextants Available	Antoine Couëtte	4 Mar 2018, 20:11
Re: Many EBAY Sextants Available	Robert VanderPol II	4 Mar 2018, 01:10
Re: Many EBAY Sextants Available	Ed Popko	3 Mar 2018, 22:51
Re: The diagram on strip form	Robert Pearson	3 Mar 2018, 18:34
Many EBAY Sextants Available	Bruce J. Pennino	3 Mar 2018, 15:10
Re: The diagram on strip form	Robert VanderPol II	3 Mar 2018, 14:17
Re: The diagram on strip form	Jeremy C	3 Mar 2018, 08:15
Re: The diagram on strip form	Sean C	3 Mar 2018, 05:58
The diagram on strip form	Bob Goethe	2 Mar 2018, 16:35
Re: Gatty's Raft Manual map	Tony Oz	2 Mar 2018, 15:24
Polhemus in the Southern Hemisphere	Ed Popko	2 Mar 2018, 13:41
Gatty's Raft Manual map	Bob Crawley	2 Mar 2018, 09:36
Re: Another round on the fate of Amelia Earhart in today's news	Tony Oz	2 Mar 2018, 08:37
Re: Pyramid alignment	Geoffrey Kolbe	2 Mar 2018, 06:52
Re: Polhemus computer	Alan S	2 Mar 2018, 05:46
Re: Pyramid alignment	Frank Reed	2 Mar 2018, 00:41
Pyramid alignment	Gary LaPook	1 Mar 2018, 23:58
Re: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Gary LaPook	1 Mar 2018, 20:23
Re: Another round on the fate of Amelia Earhart in today's news	Noell Wilson	1 Mar 2018, 20:09
Re: Another round on the fate of Amelia Earhart in today's news	Don Seltzer	1 Mar 2018, 19:31
Re: Another round on the fate of Amelia Earhart in today's news	Tony Oz	1 Mar 2018, 11:37
Re: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Paul Hughes	1 Mar 2018, 11:15
Re: Another round on the fate of Amelia Earhart in today's news	Gary LaPook	1 Mar 2018, 09:43
Re: Flight Levels CelNav; 02/10/2018	Gary LaPook	1 Mar 2018, 09:10
Re: Another round on the fate of Amelia Earhart in today's news	Gary LaPook	1 Mar 2018, 08:53
Re: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Geoffrey Kolbe	1 Mar 2018, 07:10
Re: Another round on the fate of Amelia Earhart in today's news	Gary LaPook	1 Mar 2018, 05:47
Re: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Tony Oz	28 Feb 2018, 18:52
Re: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Brad Morris	28 Feb 2018, 18:16
Re: Quiet Month for NavList	John Rizzuto	28 Feb 2018, 14:12
Re: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Tony Oz	28 Feb 2018, 10:18
Re: The Defective State of the Nautical Almanac	Roger W. Sinnott	27 Feb 2018, 20:26
Re: The Defective State of the Nautical Almanac	Roger W. Sinnott	27 Feb 2018, 19:15
Re: The Defective State of the Nautical Almanac	Robert H. van Gent	27 Feb 2018, 16:04
Re: The Defective State of the Nautical Almanac	Frank Reed	27 Feb 2018, 15:56
Re: The Defective State of the Nautical Almanac	Martin Gardner	27 Feb 2018, 15:36
Re: Quiet Month for NavList	Frank Reed	27 Feb 2018, 15:11
Re: Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Frank Reed	27 Feb 2018, 14:41
Small zenith distance: a "bubble" sextant vs a Newtonian type sextant?	Tony Oz	27 Feb 2018, 14:13
Re: Sunrise to sunset azimuth	Antoine Couëtte	26 Feb 2018, 18:24
Re: Sunrise to sunset azimuth	Frank Reed	26 Feb 2018, 17:30
Re: Quiet Month for NavList	Frank Reed	26 Feb 2018, 17:30
Re: Quiet Month for NavList	Brad Morris	26 Feb 2018, 15:31
Re: Sunrise to sunset azimuth	Antoine Couëtte	26 Feb 2018, 14:43
Re: Quiet Month for NavList	Paul Hughes	26 Feb 2018, 11:47
Re: Polar Grid AirNav and Oceanic AirNav	David Pike	26 Feb 2018, 09:03
Re: Quiet Month for NavList	John D. Howard	26 Feb 2018, 05:15
Re: Quiet Month for NavList	Tom Sult	26 Feb 2018, 04:30
Re: Polar Grid AirNav and Oceanic AirNav	Ludwig Schweinfurth	26 Feb 2018, 01:56
Sunrise to sunset azimuth	Frank Reed	25 Feb 2018, 23:58
Re: Quiet Month for NavList	David C	25 Feb 2018, 22:17
Re: Quiet Month for NavList	Frank Reed	25 Feb 2018, 22:10
Re: Quiet Month for NavList	Frank Reed	25 Feb 2018, 22:05
Re: Quiet Month for NavList	Tom Sult	25 Feb 2018, 21:13
Re: In a nutshell...	Tom Sult	25 Feb 2018, 21:12
Re: Quiet Month for NavList	Bob Goethe	25 Feb 2018, 20:23
Quiet Month for NavList	Frank Reed	25 Feb 2018, 18:49
Re: In a nutshell...	Frank Reed	25 Feb 2018, 18:03
Re: Another round on the fate of Amelia Earhart in today's news	Brad Morris	25 Feb 2018, 01:20
Re: Another round on the fate of Amelia Earhart in today's news	Don Seltzer	24 Feb 2018, 23:25
(OT) Update to my Historical Atlas apps	Frank Reed	23 Feb 2018, 21:03
Re: GPS jamming concerns	Alan S	23 Feb 2018, 04:38
Re: I wonder how much celnav experience they had...	David Pike	22 Feb 2018, 17:39
Re: I wonder how much celnav experience they had...	Daniel Loewer	21 Feb 2018, 22:27
Re: In a nutshell...	Antonio Sauci	21 Feb 2018, 16:54
Re: Location without DR	Frank Reed	21 Feb 2018, 16:12
Re: My introduction	Terry Syrokosz	21 Feb 2018, 15:41
Re: Location without DR	Marco A. Costa	21 Feb 2018, 14:59
Re: In a nutshell...	Mike Freeman	21 Feb 2018, 10:27
Re: In a nutshell...	Mike Freeman	21 Feb 2018, 06:28
Re: Chas. C. Hutchinson sextant	Alan S	20 Feb 2018, 23:23
Re: In a nutshell...	Robert Bernecky	20 Feb 2018, 19:29
Re: My introduction	Don Seltzer	20 Feb 2018, 19:20
Re: In a nutshell...	Frank Reed	20 Feb 2018, 19:06
In a nutshell...	Mike Freeman	20 Feb 2018, 18:14
Re: Proof-reading the OCR of Cotter's "History..."	Tony Oz	20 Feb 2018, 14:39
Re: My introduction	Ed Popko	20 Feb 2018, 11:08
Re: Proof-reading the OCR of Cotter's "History..."	Tony Oz	20 Feb 2018, 09:01
Re: My introduction	Antoine Couëtte	20 Feb 2018, 06:12
My introduction	Terry Syrokosz	20 Feb 2018, 00:32
Re: Proof-reading the OCR of Cotter's "History..."	Frank Reed	19 Feb 2018, 19:08
Re: Location without DR	Frank Reed	19 Feb 2018, 18:30
Re: Location without DR	Ed Popko	19 Feb 2018, 17:18
Re: Location without DR	David Fleming	19 Feb 2018, 16:39
Re: Proof-reading the OCR of Cotter's "History..."	Brad Morris	19 Feb 2018, 14:07
Re: Location without DR	Ed Popko	19 Feb 2018, 11:44
Re: Proof-reading the OCR of Cotter's "History..."	Tony Oz	19 Feb 2018, 11:16
Flight Levels CelNav; 02/10/2018	Tracy Shrier	19 Feb 2018, 05:24
Re: Location without DR	Sean C	19 Feb 2018, 02:56
Re: Location without DR	Paul Hirose	17 Feb 2018, 21:58
Re: The Defective State of the Nautical Almanac	Örjan Sandström	17 Feb 2018, 05:44
Re: Where the Bing are we?	David Fleming	16 Feb 2018, 23:19
Re: Location without DR	Marco A. Costa	16 Feb 2018, 22:19
Re: Where the Bing are we?	David Pike	16 Feb 2018, 21:29
Re: Where the Bing are we?	Antoine Couëtte	16 Feb 2018, 18:31
Proof-reading the OCR of Cotter's "History..."	Tony Oz	16 Feb 2018, 15:31
Re: Where the Bing are we?	Greg Rudzinski	16 Feb 2018, 13:57
Re: Where the Bing are we?	David Pike	16 Feb 2018, 12:16
Re: Where the Bing are we?	David Pike	16 Feb 2018, 11:27
Re: The "golden rule of three" - what's that?	Paul Hughes	16 Feb 2018, 08:33
AP1234 plus exam on ebay £60	Bob Crawley	16 Feb 2018, 08:23
Where the Bing are we?	Frank Reed	16 Feb 2018, 03:56
The Defective State of the Nautical Almanac	Frank Reed	16 Feb 2018, 02:44
Re: The "golden rule of three" - what's that?	Frank Reed	15 Feb 2018, 23:01
Re: The "golden rule of three" - what's that?	David Pike	15 Feb 2018, 21:31
Where is the Earth?	Frank Reed	15 Feb 2018, 20:24
Re: X-ray sextant	Paul Dolkas	14 Feb 2018, 19:44
Re: Delta T long term formula	Paul Hirose	14 Feb 2018, 19:17
Re: The "golden rule of three" - what's that?	Herman Dekker	14 Feb 2018, 09:38
Re: The "golden rule of three" - what's that?	John D. Howard	14 Feb 2018, 03:43
Re: The "golden rule of three" - what's that?	Frank Reed	14 Feb 2018, 02:50
Re: The "golden rule of three" - what's that?	John D. Howard	14 Feb 2018, 02:25
Re: The "golden rule of three" - what's that?	Frank Reed	13 Feb 2018, 17:53
Re: The "golden rule of three" - what's that?	Tony Oz	12 Feb 2018, 15:11
Re: The "golden rule of three" - what's that?	Bill Lionheart	12 Feb 2018, 08:51
Re: The "golden rule of three" - what's that?	Brad Morris	11 Feb 2018, 23:54
Re: The "golden rule of three" - what's that?	Don Seltzer	11 Feb 2018, 23:35
The "golden rule of three" - what's that?	Tony Oz	11 Feb 2018, 22:52
Chas. C. Hutchinson sextant	Jackson McDonald	11 Feb 2018, 22:23
Re: I wonder how much celnav experience they had...	Lu Abel	11 Feb 2018, 20:10
Re: I wonder how much celnav experience they had...	Greg Rudzinski	11 Feb 2018, 18:30
I wonder how much celnav experience they had...	Paul Saffo	11 Feb 2018, 17:24
Re: X-ray sextant	Robert Eno	11 Feb 2018, 07:26
Re: Deriving the Bygrave equations	Gary LaPook	11 Feb 2018, 06:32
Re: X-ray sextant	Frank Reed	10 Feb 2018, 21:05
X-ray sextant	Jackson McDonald	10 Feb 2018, 20:39
Re: NavList Twitter feed	Frank Reed	10 Feb 2018, 20:28
Re: Read the vernier, get the noon latitude	Brad Morris	10 Feb 2018, 18:24
Re: Puzzled by Douglas Protractor Instructions	Martin Gardner	10 Feb 2018, 15:14
Re: Deriving the Bygrave equations	Geoffrey Kolbe	10 Feb 2018, 14:36
Re: Read the vernier, get the noon latitude	William A	10 Feb 2018, 07:35
Re: Antique Sextant	Frank Reed	9 Feb 2018, 20:11
Re: Antique Sextant	Jackson McDonald	9 Feb 2018, 20:04
Re: Deriving the Bygrave equations	Paul Hirose	9 Feb 2018, 18:34
Re: Antique Sextant	Alan S	9 Feb 2018, 18:02
Re: Antique Sextant	Greg Rudzinski	9 Feb 2018, 13:04
Re: Kollsman periscopic sextant mount	David Pike	9 Feb 2018, 09:29
Re: Kollsman periscopic sextant mount	Gary LaPook	9 Feb 2018, 07:56
Re: Antique Sextant	Frank Reed	9 Feb 2018, 05:57
Re: Antique Sextant	Alan S	9 Feb 2018, 05:04
Re: Kollsman periscopic sextant mount	Russell Crum	9 Feb 2018, 02:48
Antique Sextant	Greg Rudzinski	8 Feb 2018, 23:15
Re: Read the vernier, get the noon latitude	Gary LaPook	8 Feb 2018, 18:57
Re: Read the vernier, get the noon latitude	William A	8 Feb 2018, 18:19
Re: Vacation-time Lunars	Ed Popko	7 Feb 2018, 22:46
Horizon noise near Cleveland	Frank Reed	7 Feb 2018, 21:56
Re: Vacation-time Lunars	Frank Reed	7 Feb 2018, 20:55
Re: Cotter's "History of Nautical Astronomy" on ebay	Tony Oz	7 Feb 2018, 18:05
Re: Cotter's "History of Nautical Astronomy" on ebay	Frank Reed	7 Feb 2018, 17:31
Re: Cotter's "History of Nautical Astronomy" on ebay	Tony Oz	7 Feb 2018, 15:04
Re: Mickey Mouse's dog is back	Tony Oz	7 Feb 2018, 10:28
Re: Latitude by law of cosines	Andrés Ruiz	7 Feb 2018, 09:29
Re: Read the vernier, get the noon latitude	Sean C	7 Feb 2018, 03:36
Re: Oblateness calculation given observer's latitude	Frank Reed	7 Feb 2018, 03:28
Re: What is your GP?	Greg Rudzinski	7 Feb 2018, 01:28
Re: What is your GP?	Don Seltzer	7 Feb 2018, 01:02
Re: What is your GP?	Bob Goethe	6 Feb 2018, 23:46
Re: Read the vernier, get the noon latitude	Frank Reed	6 Feb 2018, 23:26
Deriving the Bygrave equations	Bob Goethe	6 Feb 2018, 23:23
What is your GP?	Frank Reed	6 Feb 2018, 23:08
Re: Read the vernier, get the noon latitude	David Pike	6 Feb 2018, 22:01
Re: Latitude by law of cosines	Gary LaPook	6 Feb 2018, 21:07
Re: Read the vernier, get the noon latitude	Gary LaPook	6 Feb 2018, 21:04
Re: Latitude by law of cosines	Frank Reed	6 Feb 2018, 20:59
Re: Read the vernier, get the noon latitude	Bob Goethe	6 Feb 2018, 20:23
Re: Read the vernier, get the noon latitude	Greg Rudzinski	6 Feb 2018, 20:18
Re: Read the vernier, get the noon latitude	Gary LaPook	6 Feb 2018, 20:16
Re: Read the vernier, get the noon latitude	Greg Rudzinski	6 Feb 2018, 20:06
Read the vernier, get the noon latitude	Frank Reed	6 Feb 2018, 19:46
Re: Oblateness calculation given observer's latitude	Peter Monta	5 Feb 2018, 17:03
Re: Delta T long term formula	Antoine Couëtte	5 Feb 2018, 13:46
Re: Delta T long term formula	Geoffrey Kolbe	4 Feb 2018, 17:31
Re: Mickey Mouse's dog is back	Paul Werner	3 Feb 2018, 18:13
Delta T long term formula	Paul Hirose	3 Feb 2018, 17:38
Vacation-time Lunars (cont.)	Ed Popko	3 Feb 2018, 12:29
Vacation-time Lunars	Ed Popko	2 Feb 2018, 21:32
Re: Oblateness calculation given observer's latitude	Frank Reed	1 Feb 2018, 06:20
Re: Oblateness calculation given observer's latitude	Frank Reed	1 Feb 2018, 05:43
Re: Lunars-lite	Roger W. Sinnott	31 Jan 2018, 15:05
Satellite-derived Time and Position: A Study of Critical Dependencies	David Pike	31 Jan 2018, 08:28
NavList Twitter feed	Frank Reed	31 Jan 2018, 01:28
Re: Lunars-lite	Peter Monta	31 Jan 2018, 00:23
Re: Oblateness calculation given observer's latitude	Peter Monta	31 Jan 2018, 00:01
Re: Mickey Mouse's dog is back	Noell Wilson	30 Jan 2018, 23:21
Re: Oblateness calculation given observer's latitude	Frank Reed	30 Jan 2018, 21:52
Planned GNSS denial in the US	David Pike	30 Jan 2018, 12:13
Re: Oblateness calculation given observer's latitude	Paul Hughes	30 Jan 2018, 11:18
Re: Mickey Mouse's dog is back	Gary LaPook	30 Jan 2018, 07:07
Re: Mickey Mouse's dog is back	Sean C	30 Jan 2018, 04:20
Re: Lunars-lite	Roger W. Sinnott	30 Jan 2018, 02:34
Mickey Mouse's dog is back	Gary LaPook	30 Jan 2018, 01:35
Re: Oblateness calculation given observer's latitude	Peter Monta	30 Jan 2018, 00:08
Re: Lunars-lite	Peter Monta	29 Jan 2018, 23:59
Re: Lunars-lite	Peter Monta	29 Jan 2018, 23:32
Re: Oblateness calculation given observer's latitude	Ed Popko	29 Jan 2018, 20:48
Re: Oblateness calculation given observer's latitude	Frank Reed	29 Jan 2018, 20:12
Oblateness calculation given observe r’s latitude	Ed Popko	29 Jan 2018, 19:23
Lunars-lite	Roger W. Sinnott	29 Jan 2018, 12:15
Re: Artifical Horizon	Alan S	28 Jan 2018, 01:40
Re: Artifical Horizon	Terry Syrokosz	27 Jan 2018, 20:55
Re: Margetts' 1790 Longitude Tables	Francis Upchurch	27 Jan 2018, 07:03
Re: Margetts' 1790 Longitude Tables	Ed Popko	26 Jan 2018, 20:28
Re: Margetts' 1790 Longitude Tables	Frank Reed	26 Jan 2018, 18:55
Margetts' 1790 Longitude Tables	Ed Popko	26 Jan 2018, 15:08
Re: Artifical Horizon	Greg Rudzinski	26 Jan 2018, 12:59
Re: Question about old sextant	Andrés Ruiz	26 Jan 2018, 10:20
Re: Artifical Horizon	David Pike	26 Jan 2018, 10:03
Re: Question about old sextant	Robert H. van Gent	26 Jan 2018, 10:02
Re: Artifical Horizon	Andrés Ruiz	26 Jan 2018, 09:50
Re: Question about old sextant	Wolfgang Köberer	26 Jan 2018, 09:15
Re: Some Link A12 Sextant Questions	Ken Gebhart	26 Jan 2018, 04:54
Re: Artifical Horizon	Terry Syrokosz	26 Jan 2018, 02:36
Re: Artifical Horizon	Terry Syrokosz	26 Jan 2018, 02:22
Re: Moon sight reduction	Terry Syrokosz	25 Jan 2018, 23:11
Re: Artifical Horizon	Greg Rudzinski	25 Jan 2018, 23:07
Re: Moon sight reduction	Terry Syrokosz	25 Jan 2018, 22:59
Re: Some Link A12 Sextant Questions	David Pike	25 Jan 2018, 22:33
Re: Artifical Horizon	David Pike	25 Jan 2018, 22:00
Re: Moon sight reduction	Gary LaPook	25 Jan 2018, 21:51
Re: Moon sight reduction	Stan K	25 Jan 2018, 21:30
Re: Artifical Horizon	Greg Rudzinski	25 Jan 2018, 20:39
Re: Question about old sextant	Peter Monta	25 Jan 2018, 19:29
Artifical Horizon	Terry Syrokosz	25 Jan 2018, 17:46
Moon sight reduction	Terry Syrokosz	25 Jan 2018, 17:41
Question about old sextant	German Diaz	25 Jan 2018, 17:37
Re: Some Link A12 Sextant Questions	Geoffrey Kolbe	25 Jan 2018, 13:21
Useful modifications to the Polhemus computer	Gary LaPook	25 Jan 2018, 11:43
Re: Some Link A12 Sextant Questions	Andrés Ruiz	25 Jan 2018, 09:13
Re: DIY long-term almanac for calculators	Andrés Ruiz	25 Jan 2018, 08:37
Re: Some Link A12 Sextant Questions	David Pike	24 Jan 2018, 22:38
Re: Latitude by law of cosines	Charles McElhill	24 Jan 2018, 13:52
Re: DIY long-term almanac for calculators	Antoine Couëtte	24 Jan 2018, 11:37
Re: DIY long-term almanac for calculators	Tony Oz	24 Jan 2018, 09:29
Re: DIY long-term almanac for calculators	Paul Hirose	23 Jan 2018, 21:32
Re: Gnomonic charts and distances	David Fleming	23 Jan 2018, 20:26
Re: Latitude by law of cosines	Chris Caswell	23 Jan 2018, 20:07
Re: Gnomonic charts and distances	Frank Reed	23 Jan 2018, 19:57
Re: GC Routes & Strings on Globes	Frank Reed	23 Jan 2018, 17:15
Re: Gnomonic charts and distances	Robin Stuart	23 Jan 2018, 14:42
Re: GC Routes & Strings on Globes	Gary LaPook	23 Jan 2018, 08:10
GC Routes & Strings on Globes	Sean C	23 Jan 2018, 04:39
Re: Latitude by law of cosines	Frank Reed	23 Jan 2018, 00:31
Re: DIY long-term almanac for calculators	Murray Peake	22 Jan 2018, 23:11
Re: Latitude by law of cosines	Chris Caswell	22 Jan 2018, 23:05
Re: Gnomonic Charts - Usable Zones	Andrés Ruiz	22 Jan 2018, 20:43
Re: Gnomonic charts and distances	Frank Reed	22 Jan 2018, 19:35
Re: Gnomonic Charts - Usable Zones	Stan K	22 Jan 2018, 19:11
Gnomonic charts and distances	Bob Goethe	22 Jan 2018, 19:07
Supermoon mania	Frank Reed	22 Jan 2018, 18:43
Re: Some Link A12 Sextant Questions	Tracy Shrier	22 Jan 2018, 18:41
Re: Gnomonic Charts - Usable Zones	Andrés Ruiz	22 Jan 2018, 18:14
Re: Gnomonic Charts - Usable Zones	Stan K	22 Jan 2018, 16:53
Re: Gnomonic Charts - Usable Zones	Stan K	22 Jan 2018, 16:29
Re: Gnomonic Charts - Usable Zones	Stan K	22 Jan 2018, 15:50
Re: Gnomonic Charts - Usable Zones	Andrés Ruiz	22 Jan 2018, 13:08
Re: Gnomonic Charts - Usable Zones	Ed Popko	22 Jan 2018, 10:38
Re: Some Link A12 Sextant Questions	Gary LaPook	22 Jan 2018, 07:15
Re: Flight Levels CelNav: 01/10/2018	Gary LaPook	22 Jan 2018, 07:04
Re: Gnomonic Charts - Usable Zones	Frank Reed	22 Jan 2018, 06:00
Re: Some Link A12 Sextant Questions	Paul Hirose	22 Jan 2018, 05:28
Flight Levels CelNav: 01/10/2018	Tracy Shrier	22 Jan 2018, 05:18
Re: Gnomonic Charts - Usable Zones	Stan K	22 Jan 2018, 00:04
Re: Some Link A12 Sextant Questions	Tracy Shrier	21 Jan 2018, 22:36
2017 Bowditch Errata	Antonio Sauci	21 Jan 2018, 21:49
Some Link A12 Sextant Questions	David Pike	21 Jan 2018, 16:11
Re: Ex-meridian table methodology	Greg Rudzinski	21 Jan 2018, 14:12
Ex-meridian table methodology	Jeremy C	21 Jan 2018, 04:52
Re: Gnomonic Charts - personal experience/challenge	Jeremy C	20 Jan 2018, 23:37
Re: Gnomonic Charts - Usable Zones	Jeremy C	20 Jan 2018, 23:25
Re: Gnomonic Charts - Usable Zones	Frank Reed	20 Jan 2018, 21:14
Re: Semi-diameter of moon	Frank Reed	20 Jan 2018, 20:52
Semi-diameter of moon	Bob Goethe	20 Jan 2018, 20:25
Re: Gnomonic Charts - Usable Zones	Frank Reed	20 Jan 2018, 17:31
Re: Gnomonic Charts - Usable Zones	Jeremy C	20 Jan 2018, 13:38
Re: Call for Papers reminder: History of navigation conference	Frank Reed	20 Jan 2018, 02:00
Re: Gnomonic Charts - Usable Zones	Frank Reed	19 Jan 2018, 18:27
Re: Gnomonic Charts - Usable Zones	Andrés Ruiz	19 Jan 2018, 17:32
Re: The "mysterious" John Karl's book formulas	Andrés Ruiz	19 Jan 2018, 17:21
Re: Gnomonic Charts - Usable Zones	Bob Goethe	19 Jan 2018, 16:54
Re: Gnomonic Charts - Usable Zones	John D. Howard	19 Jan 2018, 16:38
Re: Gnomonic Charts - Usable Zones	Stan K	19 Jan 2018, 16:28
Re: Gnomonic Charts - Usable Zones	Stan K	19 Jan 2018, 16:24
Re: Gnomonic Charts - Usable Zones	Antoine Couëtte	19 Jan 2018, 16:24
Re: Gnomonic Charts - Usable Zones	Robin Stuart	19 Jan 2018, 16:06
Re: Gnomonic Charts - Usable Zones	Greg Rudzinski	19 Jan 2018, 15:08
Re: DIY long-term almanac for calculators	Andrés Ruiz	19 Jan 2018, 10:55
Re: Gnomonic Charts - Usable Zones	Sean C	19 Jan 2018, 09:17
Re: Gnomonic Charts - Usable Zones	Paul Hirose	19 Jan 2018, 08:49
Navigating with GPS, optically	Peter Monta	19 Jan 2018, 08:42
Re: Gnomonic Charts - Usable Zones	Bob Goethe	19 Jan 2018, 06:47
The "mysterious" John Karl's book formulas	Antonio Sauci	19 Jan 2018, 05:28
Re: Latitude by law of cosines	Frank Reed	19 Jan 2018, 05:23
Re: Gnomonic Charts - Usable Zones	Frank Reed	19 Jan 2018, 03:09
Gnomonic Charts - Usable Zones	Bob Goethe	19 Jan 2018, 02:43
Re: Archeological Celestial Question	Paul Hirose	18 Jan 2018, 22:44
Re: Archeological Celestial Question	Don Seltzer	18 Jan 2018, 21:08
Re: DIY long-term almanac for calculators	Frank Reed	18 Jan 2018, 20:41
Re: DIY long-term almanac for calculators	Paul Hirose	18 Jan 2018, 19:37
Re: Archeological Celestial Question	Frank Reed	18 Jan 2018, 19:15
Re: Archeological Celestial Question	Paul Saffo	18 Jan 2018, 15:15
Re: Archeological Celestial Question	Tony Oz	18 Jan 2018, 14:28
Re: DIY long-term almanac for calculators	Bruce Cutting	17 Jan 2018, 20:18
Archeological Celestial Question	Mark Coady	17 Jan 2018, 18:33
Re: Shadow sights for longitude	John A Brown	17 Jan 2018, 18:08
Re: Flight Levels CelNav; 11/10/2017	Gary LaPook	17 Jan 2018, 09:59
Re: Flight Levels CelNav; 11/10/2017	Gary LaPook	17 Jan 2018, 09:43
Re: Flight Levels CelNav; 11/10/2017	Tracy Shrier	17 Jan 2018, 05:43
Re: DIY long-term almanac for calculators	Paul Hirose	17 Jan 2018, 05:32
Re: Latitude by law of cosines	Fred Hebard	17 Jan 2018, 05:02
Re: USS Fitzgerald collision with container ship	Gary LaPook	17 Jan 2018, 01:38
Re: Latitude by law of cosines	Chris Caswell	16 Jan 2018, 22:20
Re: DIY long-term almanac for calculators	Murray Peake	16 Jan 2018, 10:47
Re: Latitude by law of cosines	Frank Reed	15 Jan 2018, 23:51
Re: Latitude by law of cosines	Chris Caswell	15 Jan 2018, 23:21
Re: Degree symbol anomaly	Robert Bernecky	15 Jan 2018, 21:58
Re: Degree symbol anomaly	Frank Reed	15 Jan 2018, 16:59
Re: DIY long-term almanac for calculators	Antoine Couëtte	15 Jan 2018, 16:42
DIY long-term almanac for calculators	Tony Oz	15 Jan 2018, 10:52
Degree symbol anomaly	Paul Hirose	15 Jan 2018, 08:03
Re: Latitude by law of cosines	Robert Bernecky	15 Jan 2018, 01:38
Latitude by law of cosines	Chris Caswell	14 Jan 2018, 22:08
Re: SHA vs RA	Gary LaPook	14 Jan 2018, 22:03
Re: Shadow sights for longitude	Greg Rudzinski	14 Jan 2018, 19:08
Re: SHA vs RA	David Pike	14 Jan 2018, 17:49
Re: SHA vs RA	Frank Reed	14 Jan 2018, 16:40
SHA vs RA	Bob Goethe	14 Jan 2018, 15:50
Re: Flight Levels CelNav; 11/10/2017	David Pike	14 Jan 2018, 13:00
Re: Shadow sights for longitude	Frank Reed	14 Jan 2018, 08:36
Re: Shadow sights for longitude	John A Brown	14 Jan 2018, 08:01
Re: Shadow sights for longitude	Geoffrey Kolbe	14 Jan 2018, 07:40
Re: Etymology of "loom"?	Markus O.	14 Jan 2018, 04:11
Re: Shadow sights for longitude	Brad Morris	13 Jan 2018, 20:05
Re: Shadow sights for longitude	David Fleming	13 Jan 2018, 18:47
Re: The Easy Lunars	Charles McElhill	13 Jan 2018, 09:53
Re: Shadow sights for longitude	David Pike	13 Jan 2018, 08:02
Re: Shadow sights for longitude	Geoffrey Kolbe	13 Jan 2018, 07:26
Re: Shadow sights for longitude	Peter Monta	13 Jan 2018, 04:43
Re: Shadow sights for longitude	David Fleming	13 Jan 2018, 03:40
Re: Shadow sights for longitude	Mark Knudsen	13 Jan 2018, 01:15
Re: The Easy Lunars	Sean C	12 Jan 2018, 23:43
The Easy Lunars	Charles McElhill	12 Jan 2018, 22:08
Re: Shadow sights for longitude	David Fleming	12 Jan 2018, 21:06
Re: Shadow sights for longitude	Mark Knudsen	12 Jan 2018, 19:31
Re: Shadow sights for longitude	Mark Knudsen	12 Jan 2018, 18:54
Re: Soviet navy emergency navigation manual (Pub.9049)	Tony Oz	12 Jan 2018, 18:08
Star identification via Bygrave formulas	Paul Hirose	12 Jan 2018, 16:48
Re: Soviet navy emergency navigation manual (Pub.9049)	Tony Oz	12 Jan 2018, 12:35
Re: Reduction of occultation of stars	Roger W. Sinnott	12 Jan 2018, 01:43
Re: Reduction of occultation of stars	Antoine Couëtte	11 Jan 2018, 22:50
Re: Shadow sights for longitude	John Rizzuto	11 Jan 2018, 21:22
Re: Reduction of occultation of stars	Murray Peake	11 Jan 2018, 18:04
Re: Reduction of occultation of stars	Murray Peake	11 Jan 2018, 16:47
Re: Reduction of occultation of stars	Roger W. Sinnott	11 Jan 2018, 16:42
Re: Soviet navy emergency navigation manual (Pub.9049)	Tony Oz	11 Jan 2018, 16:23
Re: Shadow sights for longitude	John A Brown	11 Jan 2018, 16:03
Re: Soviet navy emergency navigation manual (Pub.9049)	Andrew Nikitin	11 Jan 2018, 13:32
Re: Reduction of occultation of stars	Antoine Couëtte	11 Jan 2018, 11:18
Re: Soviet navy emergency navigation manual (Pub.9049)	Tony Oz	10 Jan 2018, 19:54
Re: Cotter's "History of Nautical Astronomy" on ebay	David C	10 Jan 2018, 19:04
Re: Cotter's "History of Nautical Astronomy" on ebay	Frank Reed	10 Jan 2018, 18:22
Re: Reduction of occultation of stars	Murray Peake	10 Jan 2018, 18:01
Re: Soviet navy emergency navigation manual (Pub.9049)	Bob Goethe	10 Jan 2018, 17:51
Re: Reduction of occultation of stars	Robin Stuart	10 Jan 2018, 16:25
Soviet navy emergency navigation manual (Pub.9049)	Tony Oz	10 Jan 2018, 16:25
Re: Latitude by two stars ...on a Party Boat	Antoine Couëtte	10 Jan 2018, 11:31
Reduction of occultation of stars	Murray Peake	9 Jan 2018, 20:38
Re: A noon fix inland with an peri-sextant	David Pike	9 Jan 2018, 19:13
Re: A noon fix inland with an peri-sextant	Brad Morris	9 Jan 2018, 18:21
Re: A noon fix inland with an peri-sextant	Mark Knudsen	9 Jan 2018, 17:56
Re: A noon fix inland with an peri-sextant	David Pike	9 Jan 2018, 16:51
Re: Latitude by two stars ...on a Party Boat	Bob Crawley	9 Jan 2018, 16:35
Shadow sights for longitude	John A Brown	9 Jan 2018, 15:53
Re: Latitude by two stars ...on a Party Boat	Antoine Couëtte	9 Jan 2018, 15:33
Re: Coriolis Acceleration -- A general case	David Pike	9 Jan 2018, 14:33
Re: GPS Anti Spoof app	Ed Popko	9 Jan 2018, 11:35
Re: 'Standard' Dome Refraction Table	David Pike	9 Jan 2018, 10:22
Re: Flight Levels CelNav; 11/10/2017	Gary LaPook	9 Jan 2018, 09:57
Re: Coriolis Acceleration -- A general case	David Pike	9 Jan 2018, 09:48
Re: A noon fix inland with an peri-sextant	Mark Knudsen	9 Jan 2018, 03:34
Re: Coriolis Acceleration -- A general case	Gary LaPook	8 Jan 2018, 23:10
Re: GPS Anti Spoof app	Greg Rudzinski	8 Jan 2018, 22:34
Re: Flight Levels CelNav; 11/10/2017	David Pike	8 Jan 2018, 21:00
Re: GPS Anti Spoof app	Ed Popko	8 Jan 2018, 20:20
Re: GPS Anti Spoof app	Frank Reed	8 Jan 2018, 20:00
Re: A noon fix inland with an peri-sextant	David Pike	8 Jan 2018, 19:18
Re: 'Standard' Dome Refraction Table	Frank Reed	8 Jan 2018, 18:59
Re: 'Standard' Dome Refraction Table	Tracy Shrier	8 Jan 2018, 17:20
Re: A noon fix inland with an peri-sextant	Mark Knudsen	8 Jan 2018, 16:43
Re: Flight Levels CelNav; 11/10/2017	Antoine Couëtte	8 Jan 2018, 15:32
Re: Coriolis Acceleration -- A general case	Antoine Couëtte	8 Jan 2018, 14:11
Re: A noon fix inland with an peri-sextant	Antoine Couëtte	8 Jan 2018, 10:52
Flight Levels CelNav; 11/10/2017	Tracy Shrier	8 Jan 2018, 05:02
Re: Bygrave sight reduction by slide rule	Paul Hirose	8 Jan 2018, 04:40
Re: A noon fix inland with an peri-sextant	Antoine Couëtte	7 Jan 2018, 19:23
Re: Lunar distance and nautical almanac	Ducruy Jacques	7 Jan 2018, 15:52
Re: Lunar distance and nautical almanac	Wolfgang Köberer	7 Jan 2018, 11:56
'Standard' Dome Refraction Table	David Pike	6 Jan 2018, 22:27
Re: Solstice Sun Lines	David Pike	6 Jan 2018, 22:06
Re: Lunar distance and nautical almanac	Ducruy Jacques	6 Jan 2018, 12:36
Re: Solstice Sun Lines	Brian Walton	6 Jan 2018, 04:50
Re: Solstice Sun Lines	Tracy Shrier	6 Jan 2018, 03:01
Re: Solstice Sun Lines	Tracy Shrier	6 Jan 2018, 02:04
Re: Lunar distance and nautical almanac	Peter Monta	6 Jan 2018, 00:02
Re: Latitude by two stars ...on a Party Boat	Frank Reed	5 Jan 2018, 23:42
Lunar distance and nautical almanac	Ducruy Jacques	5 Jan 2018, 21:35
Re: GPS Anti Spoof app	David Pike	5 Jan 2018, 20:26
Re: Latitude by two stars ...on a Party Boat	Bob Crawley	5 Jan 2018, 08:15
Re: Time-lapse movie with stars	Frank Reed	5 Jan 2018, 07:23
"Bomb Cyclone" GRIB	Sean C	5 Jan 2018, 06:15
Call for Papers reminder: History of navigation conference	Richard Dunn	4 Jan 2018, 15:24
Time-lapse movie with stars	Peter Monta	4 Jan 2018, 02:04
Re: Time zones article (from quartz/qz.com)	Peter Van Dine	3 Jan 2018, 04:58
Time zones article (from quartz/qz.com)	Jackson McDonald	3 Jan 2018, 01:22
Re: Bygrave sight reduction by slide rule	Paul Hirose	2 Jan 2018, 22:44
Re: GPS Anti Spoof app	Frank Reed	1 Jan 2018, 21:01
Re: GPS Anti Spoof app	Andrés Ruiz	1 Jan 2018, 18:28

Index includes 2712 messages.