Index includes 190 messages. Sorted by date, recent messages first.
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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 |
Index includes 190 messages.