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NavList:

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

January, 2023 to December, 2023

Index includes 1452 messages. Sorted by date, recent messages first.

                    
Re: Navigation slide ruleDrago Simac31 Dec 2023, 23:50
Remember leap seconds?Frank Reed31 Dec 2023, 23:19
Re: Navigation slide ruleBob Goethe31 Dec 2023, 22:58
Re: PC hard drive platters as artificial horizonJim Wyse30 Dec 2023, 16:15
Re: Navigation slide rulePaul Dolkas29 Dec 2023, 21:54
Re: Navigation slide ruleDrago Simac29 Dec 2023, 21:50
Re: Navigation slide ruleBob Goethe29 Dec 2023, 19:22
Re: Bad Santa navigationAlan S29 Dec 2023, 01:52
Re: Hughes & Son Royal Navy sextantPeter Blaskett29 Dec 2023, 01:33
Re: Hughes & Son Royal Navy sextantNoell Wilson29 Dec 2023, 00:57
Re: PC hard drive platters as artificial horizonNoell Wilson29 Dec 2023, 00:38
Re: Finding great circle apex?Frank Reed28 Dec 2023, 19:43
Re: Finding great circle apex?Sean C28 Dec 2023, 04:32
Re: Martin Mariner PBM-5 QueryChuck Varney27 Dec 2023, 22:49
Re: Finding great circle apex?David McN27 Dec 2023, 19:44
Martin Mariner PBM-5 QueryKevin M27 Dec 2023, 11:58
Re: Bad Santa navigationBob Goethe26 Dec 2023, 21:28
Re: Hughes & Son Royal Navy sextantPeter Blaskett26 Dec 2023, 01:24
Re: Hughes & Son Royal Navy sextantMichael Bradley25 Dec 2023, 23:36
Re: Bad Santa navigationJeffrey Rock25 Dec 2023, 22:31
Bad Santa navigationFrank Reed25 Dec 2023, 20:44
Hughes & Son Royal Navy sextantPeter Blaskett25 Dec 2023, 04:35
Re: Borrowed BygraveGary LaPook24 Dec 2023, 10:22
Re: Longitude from moon culminationSean C24 Dec 2023, 03:28
Moon Culmination (Meridian Passage) ExerciseMartin Caminos23 Dec 2023, 22:08
Oceania's wayfinding skillsFrank Reed23 Dec 2023, 20:08
Re: Moving Navigator LAN: Culmination to Meridian Passage fully solvedAndrés Ruiz22 Dec 2023, 18:07
Re: Solstice subSunDavid McN22 Dec 2023, 08:43
Re: Moving Navigator LAN: Culmination to Meridian Passage fully solvedAndrés Ruiz22 Dec 2023, 08:06
Solstice subSunFrank Reed22 Dec 2023, 07:10
Re: Borrowed BygraveGary LaPook22 Dec 2023, 01:18
Re: FAA Flight Navigator certificationGary LaPook22 Dec 2023, 01:12
Re: Borrowed BygraveGary LaPook22 Dec 2023, 00:57
Re: Sextants in pop cultureDale Lichtblau21 Dec 2023, 18:32
Re: Borrowed BygraveFrank Reed21 Dec 2023, 16:02
Re: Longitude from moon culminationDouglas Stephen20 Dec 2023, 23:59
Re: Borrowed BygraveTibor Miseta20 Dec 2023, 21:02
Re: Non moving Observer position from H culm and UT culmJoseph Rheubeck20 Dec 2023, 12:12
Re: Non moving Observer position from H culm and UT culmAndrés Ruiz20 Dec 2023, 10:56
Moving Navigator LAN: Culmination to Meridian Passage fully solvedAntoine Couëtte20 Dec 2023, 05:26
Re: Borrowed BygraveAlan S20 Dec 2023, 04:34
Transatlantic longitude in the 19th centuryPaul Hirose19 Dec 2023, 23:41
Re: Non moving Observer position from H culm and UT culmAntoine Couëtte19 Dec 2023, 19:53
Re: Borrowed BygraveGary LaPook19 Dec 2023, 19:40
Re: Borrowed BygraveGary LaPook19 Dec 2023, 19:39
Re: Non moving Observer position from H culm and UT culmAntoine Couëtte19 Dec 2023, 19:15
Re: Non moving Observer position from H culm and UT culmAntoine Couëtte19 Dec 2023, 17:32
Re: PC hard drive platters as artificial horizonJim Wyse19 Dec 2023, 16:30
Re: Longitude from moon culminationLars Bergman19 Dec 2023, 16:27
Re: Borrowed BygraveArt Leung19 Dec 2023, 15:38
Re: Sextants in pop cultureFrank Reed19 Dec 2023, 14:37
Re: Longitude from moon culminationFrank Reed19 Dec 2023, 14:19
Re: Sextants in pop cultureDavid McN18 Dec 2023, 21:30
Re: Longitude from moon culminationLars Bergman17 Dec 2023, 12:11
Re: Longitude from moon culminationDouglas Stephen16 Dec 2023, 23:34
Position Finding Using the Azimuth of Celestial BodiesDoug MacPherson16 Dec 2023, 22:43
Re: Borrowed BygraveBill Ritchie16 Dec 2023, 22:17
Re: Nocturnals and Astrolabes book: Reminder RequestedChristopher Willmes16 Dec 2023, 20:55
Re: Nocturnals and Astrolabes book: Reminder RequestedDavid Pike16 Dec 2023, 19:09
Re: Borrowed BygraveGary LaPook16 Dec 2023, 19:00
Re: Celestial Navigation CertificationPaul Saffo16 Dec 2023, 18:44
Re: More Skip-divingPaul Saffo16 Dec 2023, 18:41
Re: Nocturnals and Astrolabes book: Reminder RequestedChristopher Willmes16 Dec 2023, 17:38
Nocturnals and Astrolabes book: Reminder RequestedDavid Pike16 Dec 2023, 17:20
Re: Longitude from moon culminationLars Bergman16 Dec 2023, 14:29
More Skip-divingDavid Pike16 Dec 2023, 10:53
Re: Compass HistoryWolfgang Köberer15 Dec 2023, 18:32
AI for historical navigation research and other purposesWolfgang Köberer15 Dec 2023, 17:08
Re: Buy or build a modern Bygrave slide ruleDarcy Paul15 Dec 2023, 04:00
Re: Borrowed BygraveDarcy Paul15 Dec 2023, 03:52
Re: Three extraordinary sailors, their sextants, and a questionAl Stewart15 Dec 2023, 03:50
Re: Longitude from moon culminationDouglas Stephen15 Dec 2023, 02:11
Ebbco Special still going strongMurray Buckman15 Dec 2023, 00:59
Re: Longitude from moon culminationMatus Tejiscak14 Dec 2023, 22:24
Re: Longitude from moon culminationRobin Stuart14 Dec 2023, 18:48
Re: Halley's Comet reaching aphelion...Frank Reed14 Dec 2023, 18:28
Re: A 16th century globeMurray Buckman14 Dec 2023, 18:11
Re: Three extraordinary sailors, their sextants, and a questionMurray Buckman14 Dec 2023, 16:54
Re: Longitude from moon culminationDouglas Stephen14 Dec 2023, 16:24
Re: Three extraordinary sailors, their sextants, and a questionArt Leung14 Dec 2023, 14:19
Re: Longitude from moon culminationLars Bergman14 Dec 2023, 14:11
Re: Three extraordinary sailors, their sextants, and a questionRafael C. Caruso14 Dec 2023, 12:39
Re: Golden Globe Race NavigationBill Lionheart14 Dec 2023, 11:29
Re: Historical compass variation or magnetic declinationDon Seltzer14 Dec 2023, 03:59
Celestial Navigation CertificationMartin Caminos14 Dec 2023, 01:25
Re: Three extraordinary sailors, their sextants, and a questionFrank Reed14 Dec 2023, 01:21
Re: Three extraordinary sailors, their sextants, and a questionChuck Varney14 Dec 2023, 01:14
A 16th century globeLu Abel14 Dec 2023, 00:59
Re: Golden Globe Race NavigationDavid McN13 Dec 2023, 22:15
Re: Three extraordinary sailors, their sextants, and a questionDrago Simac13 Dec 2023, 21:55
Re: Three extraordinary sailors, their sextants, and a questionArt Leung13 Dec 2023, 19:33
Three extraordinary sailors, their sextants, and a questionRafael C. Caruso13 Dec 2023, 16:40
Re: Historical compass variation or magnetic declinationHuub Robroek13 Dec 2023, 08:14
Re: Historical compass variation or magnetic declinationSusan Johnson12 Dec 2023, 19:15
Longitude from moon culminationDouglas Stephen12 Dec 2023, 17:09
Re: Historical compass variation or magnetic declinationFrank Reed12 Dec 2023, 00:33
Historical compass variation or magnetic declinationFrank Reed11 Dec 2023, 18:11
Re: Sextants in pop cultureArt Leung11 Dec 2023, 14:45
PC hard drive platters as artificial horizonEd Hlywa10 Dec 2023, 23:17
Re: ADMIN: NavList message volumeFrank Reed10 Dec 2023, 18:47
Re: Sextants in pop cultureJeffrey Rock10 Dec 2023, 18:20
Re: Sextants in pop cultureFrank Reed10 Dec 2023, 18:08
Re: Sextants in pop cultureFrank Reed10 Dec 2023, 16:34
Re: ADMIN: NavList message volumePaul Saffo10 Dec 2023, 05:27
Re: FAA Flight Navigator certificationJeffrey Rock9 Dec 2023, 16:40
Re: Stellarium sextant pluginDave Walden9 Dec 2023, 14:38
Re: FAA Flight Navigator certificationChris Steuer9 Dec 2023, 04:01
Re: Sextants in pop cultureChris Steuer9 Dec 2023, 03:32
Stellarium sextant pluginAlexander Wolf9 Dec 2023, 03:27
Re: FAA Flight Navigator certificationR William McAllister9 Dec 2023, 01:42
Re: Sextants in pop culturePeter Hakel8 Dec 2023, 22:19
Re: Sextants in pop cultureGeoff Hitchcox8 Dec 2023, 21:27
Re: FAA Flight Navigator certificationGary LaPook8 Dec 2023, 20:32
Re: FAA Flight Navigator certificationR William McAllister8 Dec 2023, 19:58
Re: Sextants in pop cultureArt Leung8 Dec 2023, 19:50
Re: FAA Flight Navigator certificationHuub Robroek8 Dec 2023, 18:59
Re: ADMIN: NavList message volumeMurray Buckman8 Dec 2023, 18:54
FAA Flight Navigator certificationFrank Reed8 Dec 2023, 17:22
ADMIN: NavList message volumeFrank Reed8 Dec 2023, 16:48
Re: Sextants in pop cultureAlan S8 Dec 2023, 04:35
Re: Sextants in pop cultureJeffrey Rock8 Dec 2023, 01:36
Re: Sextants in pop cultureFrank Reed8 Dec 2023, 00:52
Latitude by Venus, Longitude by SunFrank Reed7 Dec 2023, 23:46
Re: Sextants in pop cultureFrank Reed7 Dec 2023, 18:31
Re: Compass HistoryDale Lichtblau7 Dec 2023, 04:50
Re: Backsight of the SunFrank Maxwell5 Dec 2023, 03:55
Re: Backsight of the SunFrank Reed5 Dec 2023, 03:50
Re: Backsight of the SunSean C5 Dec 2023, 02:16
Re: Astra IIIb sextant micrometerFrank Reed4 Dec 2023, 18:14
Re: Backsight of the SunFrank Reed4 Dec 2023, 18:05
Re: Astra IIIb sextant micrometerS L Cooper4 Dec 2023, 17:39
Re: Backsight of the SunPeter B4 Dec 2023, 16:13
Re: Backsight of the SunPeter B4 Dec 2023, 08:51
Astra IIIb sextant micrometerS L Cooper4 Dec 2023, 04:42
Re: Non moving Observer position from H culm and UT culmBill Ritchie3 Dec 2023, 22:41
Re: Non moving Observer position from H culm and UT culmJoseph Rheubeck3 Dec 2023, 17:53
Non moving Observer position from H culm and UT culmAntoine Couëtte3 Dec 2023, 07:13
Re: Backsight of the SunFrank Maxwell3 Dec 2023, 03:16
Re: Weird moonrise directionLars Bergman2 Dec 2023, 16:48
Re: Backsight of the SunFrank Reed2 Dec 2023, 16:04
Backsight of the SunFrank Maxwell2 Dec 2023, 03:28
Re: Weird moonrise directionBill Ritchie1 Dec 2023, 23:34
Re: Weird moonrise directionDavid C1 Dec 2023, 19:50
Re: Weird moonrise directionGeoff Hitchcox1 Dec 2023, 10:13
Re: Weird moonrise directionFrank Reed30 Nov 2023, 16:09
Moon at ZenithGreg Rudzinski30 Nov 2023, 15:47
Re: Weird moonrise directionBill Ritchie30 Nov 2023, 15:19
Re: Weird moonrise directionFrank Reed30 Nov 2023, 14:57
Re: Compass HistoryLars Bergman30 Nov 2023, 11:20
Re: Cloudy skies?David McN30 Nov 2023, 09:34
Re: Altitude & azimuth from Bygrave formulasGary LaPook30 Nov 2023, 02:40
Re: Revisiting automatic sextantsPaul Dolkas29 Nov 2023, 23:59
Re: Halley's Comet reaching aphelion...Robert H. van Gent29 Nov 2023, 23:52
Re: Halley's Comet reaching aphelion...Robert H. van Gent29 Nov 2023, 23:49
Re: Compass HistoryBill Ritchie29 Nov 2023, 21:28
Altitude & azimuth from Bygrave formulasPaul Hirose29 Nov 2023, 17:17
Weird moonrise directionFrank Reed29 Nov 2023, 17:07
Re: Cloudy skies?Roger Errington Jr.29 Nov 2023, 00:30
Re: Cloudy skies?Murray Buckman28 Nov 2023, 22:40
Cloudy skies?David McN28 Nov 2023, 20:17
Re: GPS Anti-Spoof AccuracyBob Goethe27 Nov 2023, 23:09
Re: Digital Dead Reckoning CalcsRoger Errington Jr.27 Nov 2023, 21:51
Re: Alnair identificationDavid Pike27 Nov 2023, 20:53
Re: Alnair identificationAntoine Couëtte27 Nov 2023, 19:29
Re: Halley's Comet reaching aphelion...Frank Reed27 Nov 2023, 18:48
Re: Alnair identificationFrank Reed27 Nov 2023, 18:36
Another starmap projectFrank Reed27 Nov 2023, 18:31
Re: S M Burton Master MarinerFrank Reed27 Nov 2023, 18:06
Re: Digital Dead Reckoning CalcsFrank Reed27 Nov 2023, 17:36
Re: Kollsman MA-2 bubble sextant, bubble repairArt Leung27 Nov 2023, 12:58
Re: Compass HistoryDavid C27 Nov 2023, 07:36
Re: Alnair identificationAntoine Couëtte27 Nov 2023, 05:59
Re: Alnair identificationDavid Pike26 Nov 2023, 19:58
Re: Compass HistoryFrank Reed26 Nov 2023, 19:55
Re: Compass HistoryFrank Reed26 Nov 2023, 19:04
Re: GPS Anti-Spoof AccuracyFrank Reed26 Nov 2023, 18:48
Re: Alnair identificationAntoine Couëtte26 Nov 2023, 17:17
Re: Alnair identificationDavid Pike26 Nov 2023, 15:07
Re: Alnair identificationFrank Reed26 Nov 2023, 00:07
Re: Position Angles (PA) angular ratesAntoine Couëtte25 Nov 2023, 16:32
Re: Kollsman MA-2 bubble sextant, bubble repairHarold Boersma25 Nov 2023, 16:04
Re: Mk IX First ResultsDavid Pike24 Nov 2023, 23:51
Re: Admiralty Manual of NavigationPaul Hirose24 Nov 2023, 19:25
Re: Mk IX First ResultsJean-Philippe Planas24 Nov 2023, 15:03
Mk IX First ResultsMichael Josefsson24 Nov 2023, 07:22
Re: Digital Dead Reckoning CalcsDavid Iwancio24 Nov 2023, 04:52
Re: Digital Dead Reckoning CalcsDavid Pike23 Nov 2023, 14:27
Re: Digital Dead Reckoning CalcsDavid Iwancio23 Nov 2023, 11:52
Re: Compass HistoryDavid Pike22 Nov 2023, 16:54
Re: Digital Dead Reckoning CalcsDavid Pike22 Nov 2023, 15:55
Re: Digital Dead Reckoning CalcsDavid McN22 Nov 2023, 10:15
Re: Who can repair AN5154-1 sextant?Kurt Bromschwig22 Nov 2023, 05:40
Litton LN-20 Celestial GyrocompassJ S Rushing22 Nov 2023, 02:26
Re: Compass HistorySean C22 Nov 2023, 02:00
Re: Digital Dead Reckoning CalcsDavid C21 Nov 2023, 21:36
Re: Compass HistoryLars Bergman21 Nov 2023, 21:33
Navlist emails from anonymous sendersPaul Hirose21 Nov 2023, 18:51
Re: Position Angles (PA) angular ratesAntoine Couëtte21 Nov 2023, 18:40
Re: Sextant dealers?Paul Hirose21 Nov 2023, 18:31
Danger of relying solely on GPSGary LaPook21 Nov 2023, 18:07
Re: Digital Dead Reckoning CalcsDavid Pike21 Nov 2023, 18:02
Re: Sextant dealers?Robert Kovach21 Nov 2023, 16:08
Re: Compass HistoryBob Peterson21 Nov 2023, 15:48
Re: Digital Dead Reckoning CalcsDavid Pike21 Nov 2023, 11:57
Re: Digital Dead Reckoning CalcsAndrés Ruiz21 Nov 2023, 10:31
Re: Digital Dead Reckoning CalcsDavid C21 Nov 2023, 06:48
Re: Digital Dead Reckoning CalcsDavid C21 Nov 2023, 06:38
Re: Digital Dead Reckoning CalcsDavid C21 Nov 2023, 04:54
Sextant dealers?Carl Herzog20 Nov 2023, 22:13
Re: Alnair identificationAntoine Couëtte20 Nov 2023, 21:15
Digital Dead Reckoning CalcsRoger Errington Jr.20 Nov 2023, 20:10
Re: Alnair identificationPeter Blaskett20 Nov 2023, 13:19
Re: Alnair identificationPeter Blaskett20 Nov 2023, 06:51
Re: Compass HistoryDon Seltzer20 Nov 2023, 03:54
Admiralty Manual of NavigationDavid C20 Nov 2023, 01:52
Re: Alnair identificationAntoine Couëtte19 Nov 2023, 17:50
Re: Kollsman MA-2 bubble sextant, bubble repairHarold Boersma19 Nov 2023, 11:30
Re: Compass HistoryNavList Visitor19 Nov 2023, 05:55
S M Burton Master MarinerDavid C19 Nov 2023, 03:28
Re: Position Angles (PA) angular ratesAntoine Couëtte19 Nov 2023, 02:04
Re: Kollsman MA-2 bubble sextant, bubble repairArt Leung18 Nov 2023, 23:16
Re: Alnair identificationAntoine Couëtte18 Nov 2023, 19:43
Re: Kollsman MA-2 bubble sextant, bubble repairArt Leung18 Nov 2023, 18:07
Re: Kollsman MA-2 bubble sextant, bubble repairHarold Boersma18 Nov 2023, 11:20
Re: Oaklet Japanese sextant brandColin B18 Nov 2023, 00:32
Re: Kollsman MA-2 bubble sextant, bubble repairGary LaPook18 Nov 2023, 00:01
Re: Compass HistoryLars Bergman17 Nov 2023, 22:37
Compass HistoryBob Goethe17 Nov 2023, 21:19
Armistice 1918-11-11 11:00Paul Hirose17 Nov 2023, 18:58
Kollsman MA-2 bubble sextant, bubble repairHarold Boersma17 Nov 2023, 09:13
Re: Open a Mk IX bubble sextantJean-Philippe Planas16 Nov 2023, 14:54
Re: Open a Mk IX bubble sextantMichael Josefsson16 Nov 2023, 13:09
Re: Open a Mk IX bubble sextantJean-Philippe Planas15 Nov 2023, 17:05
Re: Open a Mk IX bubble sextantDavid Pike15 Nov 2023, 15:49
Re: GPS Anti-Spoof AccuracyDavid Pike15 Nov 2023, 15:38
Re: Open a Mk IX bubble sextantMichael Josefsson15 Nov 2023, 12:04
GPS Anti-Spoof AccuracyBob Goethe14 Nov 2023, 23:34
Re: Open a Mk IX bubble sextantMichael Josefsson14 Nov 2023, 08:50
Re: Open a Mk IX bubble sextantDavid Pike13 Nov 2023, 21:07
Re: Open a Mk IX bubble sextantMichael Josefsson13 Nov 2023, 19:16
Re: Oaklet Japanese sextant brandAl Stewart13 Nov 2023, 16:02
Re: Who can repair AN5854 bubble sextant?Kurt Bromschwig13 Nov 2023, 15:44
Re: Oaklet Japanese sextant brandJim Hickey13 Nov 2023, 15:04
Re: Alnair identificationPeter Blaskett13 Nov 2023, 07:15
Re: Position Angles (PA) angular ratesAntoine Couëtte12 Nov 2023, 20:24
Re: Oaklet Japanese sextant brandFrank Reed12 Nov 2023, 18:44
Re: Oaklet Japanese sextant brandColin B12 Nov 2023, 17:09
Re: Oaklet Japanese sextant brandFrank Reed12 Nov 2023, 16:39
Oaklet Japanese sextant brandColin B12 Nov 2023, 16:30
USNO app weird data errorFrank Reed11 Nov 2023, 19:33
Re: In memoriam: Ed PopkoRobin Stuart11 Nov 2023, 14:24
Re: In memoriam: Ed PopkoSean C11 Nov 2023, 02:44
Re: Alnair identificationPeter Blaskett11 Nov 2023, 01:43
Re: Open a Mk IX bubble sextantNoell Wilson10 Nov 2023, 14:08
Re: In memoriam: Ed PopkoAlan S10 Nov 2023, 00:33
Re: Open a Mk IX bubble sextantJean-Philippe Planas9 Nov 2023, 16:17
Re: Open a Mk IX bubble sextantMichael Josefsson9 Nov 2023, 07:58
Re: Open a Mk IX bubble sextantDavid Pike8 Nov 2023, 19:33
Re: In memoriam: Ed PopkoJean-Philippe Planas8 Nov 2023, 16:56
In memoriam: Ed PopkoFrank Reed8 Nov 2023, 16:38
Re: Open a Mk IX bubble sextantJean-Philippe Planas8 Nov 2023, 13:28
Position Angles (PA) angular ratesAntoine Couëtte8 Nov 2023, 09:11
Re: Open a Mk IX bubble sextantDavid Pike7 Nov 2023, 22:44
Re: Open a Mk IX bubble sextantJean-Philippe Planas7 Nov 2023, 20:29
Re: Open a Mk IX bubble sextantDavid Pike7 Nov 2023, 20:25
Re: Open a Mk IX bubble sextantMichael Josefsson7 Nov 2023, 18:14
Tamaya changes... now without bronze arc?Al Stewart7 Nov 2023, 17:45
Re: A crazy starfinder contraptionPaul Saffo7 Nov 2023, 16:27
A crazy starfinder contraptionFrank Reed7 Nov 2023, 04:18
Who can repair AN5154-1 sextant?Kurt Bromschwig7 Nov 2023, 04:16
Re: Alnair identificationPeter Hakel7 Nov 2023, 04:06
Re: Repent of old Nav booksAlan S6 Nov 2023, 17:44
Re: Alnair identificationFrank Reed6 Nov 2023, 15:24
Re: Alnair identificationAntoine Couëtte6 Nov 2023, 14:30
Re: Halley's Comet reaching aphelion...Antoine Couëtte6 Nov 2023, 14:29
Re: Open a Mk IX bubble sextantJean-Philippe Planas6 Nov 2023, 08:19
Re: Stellarium Apparent RA & DecPeter Blaskett6 Nov 2023, 03:58
Re: Revisiting automatic sextantsBill Lionheart6 Nov 2023, 03:46
Re: What is special about 1938?David C6 Nov 2023, 03:24
Re: Revisiting automatic sextantsFrank Reed6 Nov 2023, 03:15
Re: Stellarium Apparent RA & DecFrank Reed6 Nov 2023, 03:04
Re: Stellarium Apparent RA & DecPeter Blaskett6 Nov 2023, 02:03
Re: What is special about 1938?Lu Abel6 Nov 2023, 00:31
Halley's Comet reaching aphelion...Frank Reed5 Nov 2023, 23:34
Re: What is special about 1938?David Pike5 Nov 2023, 23:04
Re: Stellarium Apparent RA & DecFrank Reed5 Nov 2023, 22:40
What is special about 1938?David C5 Nov 2023, 22:15
Stellarium Apparent RA & DecPeter Blaskett5 Nov 2023, 21:21
Re: Open a Mk IX bubble sextantMichael Josefsson5 Nov 2023, 20:25
Re: Repent of old Nav booksDavid C5 Nov 2023, 19:00
Re: Repent of old Nav booksBela Kovacs5 Nov 2023, 16:56
Re: Repent of old Nav booksDavid Pike5 Nov 2023, 10:36
Repent of old Nav booksTerry Kirkpatrick4 Nov 2023, 20:06
Re: Open a Mk IX bubble sextantJean-Philippe Planas4 Nov 2023, 10:05
Re: Alnair identificationAntoine Couëtte4 Nov 2023, 06:35
Re: Alnair identificationAntoine Couëtte4 Nov 2023, 02:23
Open a Mk IX bubble sextantMichael Josefsson3 Nov 2023, 23:12
Re: Alnair identificationFrank Reed3 Nov 2023, 18:02
Re: Astrolabe AuctionFrank Reed3 Nov 2023, 17:30
Re: Astrolabe AuctionFrank Reed3 Nov 2023, 17:19
Re: Astrolabe AuctionSean C3 Nov 2023, 01:15
Re: Astrolabe AuctionChuck Varney2 Nov 2023, 18:13
Revisiting automatic sextantsBill Lionheart2 Nov 2023, 14:30
Re: Astrolabe AuctionWolfgang Köberer2 Nov 2023, 08:19
Re: Astrolabe AuctionEd Popko1 Nov 2023, 18:27
Re: Alnair identificationAntoine Couëtte1 Nov 2023, 18:14
Re: Astrolabe AuctionBob Crawley1 Nov 2023, 07:14
Re: Astrolabe AuctionDale Lichtblau31 Oct 2023, 19:43
Alnair identificationFrank Reed31 Oct 2023, 17:57
Re: Astrolabe AuctionFrank Reed30 Oct 2023, 21:13
Navigation Spreadsheets in 2024Peter Hakel28 Oct 2023, 23:28
The Inscription on Bligh's TombDale Lichtblau28 Oct 2023, 20:40
Re: Refracted semidiameterBill Ritchie28 Oct 2023, 16:34
Re: Refracted semidiameterAntoine Couëtte28 Oct 2023, 16:10
Re: Astrolabe AuctionDale Lichtblau28 Oct 2023, 15:50
The Inscription on Bligh’s TombDavid Pike28 Oct 2023, 11:21
Re: How do you heave-to a 64-gun ship of the line?David Pike28 Oct 2023, 08:42
Re: Refracted semidiameterAntoine Couëtte28 Oct 2023, 05:54
Lunch at Machu Picchu... I'm buyingFrank Reed28 Oct 2023, 01:29
Fwd: Winter Maritime Treasures 2023Paul Hirose27 Oct 2023, 17:40
Re: Refracted semidiameterAntoine Couëtte27 Oct 2023, 16:47
Re: Astrolabe AuctionBill Lionheart27 Oct 2023, 12:55
Re: Astrolabe AuctionBill Ritchie26 Oct 2023, 22:05
Re: Sun sights during an eclipse: "bad limb" calculationDale Lichtblau25 Oct 2023, 23:41
Re: Astrolabe AuctionDale Lichtblau25 Oct 2023, 22:52
Re: How do you heave-to a 64-gun ship of the line?Don Seltzer25 Oct 2023, 15:24
Re: How do you heave-to a 64-gun ship of the line?Noell Wilson25 Oct 2023, 10:54
Navigational Algorithms Android appsAndrés Ruiz25 Oct 2023, 06:42
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed24 Oct 2023, 23:57
Re: Occultations of stars by the MoonPaul Hirose24 Oct 2023, 17:31
Re: Occultations of stars by the MoonLars Bergman24 Oct 2023, 11:04
Re: Occultations of stars by the MoonAntoine Couëtte24 Oct 2023, 08:10
Re: Occultations of stars by the MoonGeoff Hitchcox24 Oct 2023, 02:20
Re: Occultations of stars by the MoonAntoine Couëtte23 Oct 2023, 11:05
Re: Occultations of stars by the MoonAntoine Couëtte21 Oct 2023, 03:28
Re: Occultations of stars by the MoonGeoff Hitchcox21 Oct 2023, 00:00
Re: Occultations of stars by the MoonAntoine Couëtte20 Oct 2023, 15:19
Re: How do you heave-to a 64-gun ship of the line?David Pike20 Oct 2023, 14:12
Re: Occultations of stars by the MoonGeoff Hitchcox20 Oct 2023, 10:44
Re: Occultations of stars by the MoonAntoine Couëtte20 Oct 2023, 05:12
Re: Occultations of stars by the MoonGeoff Hitchcox20 Oct 2023, 01:48
Re: How do you heave-to a 64-gun ship of the line?Don Seltzer19 Oct 2023, 23:42
Re: Sextant mirror silveringBill Morris19 Oct 2023, 21:09
Re: Sextant mirror silveringFrank Reed19 Oct 2023, 21:00
Re: How do you heave-to a 64-gun ship of the line?David Pike19 Oct 2023, 19:35
Re: Sextant mirror silveringBill Morris19 Oct 2023, 19:32
Re: Occultations of stars by the MoonAntoine Couëtte19 Oct 2023, 18:48
Re: Occultations of stars by the MoonAntoine Couëtte19 Oct 2023, 15:19
Occultations of stars by the MoonFrank Reed19 Oct 2023, 14:26
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte19 Oct 2023, 11:28
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte19 Oct 2023, 09:21
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte19 Oct 2023, 09:07
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte19 Oct 2023, 08:41
Re: Sun sights during an eclipse: "bad limb" calculationChuck Varney19 Oct 2023, 04:11
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox18 Oct 2023, 23:04
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman18 Oct 2023, 20:24
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike18 Oct 2023, 09:51
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte18 Oct 2023, 06:45
Re: Sun sights during an eclipse: "bad limb" calculationDale Lichtblau18 Oct 2023, 01:57
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed17 Oct 2023, 23:43
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike17 Oct 2023, 22:10
Re: Sun sights during an eclipse: "bad limb" calculationAdrian F17 Oct 2023, 21:59
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman17 Oct 2023, 20:33
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte17 Oct 2023, 19:54
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike17 Oct 2023, 19:43
Re: How do you heave-to a 64-gun ship of the line?Lars Bergman17 Oct 2023, 19:36
Re: How do you heave-to a 64-gun ship of the line?Don Seltzer17 Oct 2023, 19:25
Re: Sun sights during an eclipse: "bad limb" calculationPaul Hirose17 Oct 2023, 18:52
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike17 Oct 2023, 16:55
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte17 Oct 2023, 13:10
Re: Michael Gambon as John Harrison in LongitudeAndrés Ruiz17 Oct 2023, 11:00
How do you heave-to a 64-gun ship of the line?David Pike17 Oct 2023, 10:22
Re: Sun sights during an eclipse: "bad limb" calculationDale Lichtblau16 Oct 2023, 22:51
Re: Michael Gambon as John Harrison in LongitudeDale Lichtblau16 Oct 2023, 21:33
Re: Michael Gambon as John Harrison in LongitudeDavid Pike16 Oct 2023, 17:00
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike16 Oct 2023, 16:35
Re: Michael Gambon as John Harrison in LongitudeDale Lichtblau15 Oct 2023, 21:13
Re: Sun sights during an eclipse: "bad limb" calculationPaul Hirose15 Oct 2023, 20:44
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox15 Oct 2023, 13:23
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte15 Oct 2023, 13:07
Re: Sun sights during an eclipse: "bad limb" calculationChuck Varney14 Oct 2023, 19:17
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte14 Oct 2023, 18:49
Canada abruptly ends time signalEd Popko14 Oct 2023, 12:59
Re: Geoff's (low cost) - Tripod Artificial Horizon.Geoff Hitchcox14 Oct 2023, 11:27
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox14 Oct 2023, 10:48
Re: Refracted semidiameterFrank Reed14 Oct 2023, 01:04
Refracted semidiameterPaul Hirose13 Oct 2023, 20:03
Re: HO 211 (Ageton) sight reduction accuracyPaul Hirose13 Oct 2023, 18:50
Re: Carmody Slide RuleNoell Wilson13 Oct 2023, 16:27
Re: Sphere Research closingNoell Wilson13 Oct 2023, 16:15
Re: Sextant mirror silveringNoell Wilson13 Oct 2023, 16:07
Re: Geoff's (low cost) - Tripod Artificial Horizon.Noell Wilson13 Oct 2023, 15:03
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte13 Oct 2023, 07:36
Re: Sun sights during an eclipse: "bad limb" calculationPaul Hirose12 Oct 2023, 21:03
Re: Sun sights during an eclipse: "bad limb" calculationChuck Varney12 Oct 2023, 17:14
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte12 Oct 2023, 16:34
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed12 Oct 2023, 04:24
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox12 Oct 2023, 04:05
Re: Sun sights during an eclipse: "bad limb" calculationChuck Varney11 Oct 2023, 23:27
DM15 (HP-15c) as NA for SunMichael Josefsson11 Oct 2023, 18:35
Re: HO 211 (Ageton) sight reduction accuracyMichalis Vaidanis11 Oct 2023, 14:56
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman11 Oct 2023, 10:31
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox11 Oct 2023, 09:37
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte11 Oct 2023, 05:40
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte11 Oct 2023, 05:33
Determining astronomical position using two solar altitudesSaeed alipour11 Oct 2023, 05:25
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox11 Oct 2023, 00:13
Re: Sun sights during an eclipse: "bad limb" calculationPaul Hirose10 Oct 2023, 23:41
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte10 Oct 2023, 22:13
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike10 Oct 2023, 21:53
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte10 Oct 2023, 21:52
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman10 Oct 2023, 21:02
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte10 Oct 2023, 20:02
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike10 Oct 2023, 20:00
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed10 Oct 2023, 19:28
Re: Satellite trails? Or some other phenomena?Frank Reed10 Oct 2023, 19:14
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte10 Oct 2023, 17:58
Celestial ONE: Oct 14-15 and TWO: Oct 28-29, in MysticFrank Reed10 Oct 2023, 16:33
Re: Geoff's (low cost) - Tripod Artificial Horizon.Paul Saffo10 Oct 2023, 15:30
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman10 Oct 2023, 13:10
Re: Satellite trails? Or some other phenomena?David Pike9 Oct 2023, 21:45
Re: Satellite trails? Or some other phenomena?David Pike9 Oct 2023, 16:38
Re: Satellite trails? Or some other phenomena?Frank Reed9 Oct 2023, 15:56
GPS SpoofingFrank Reed9 Oct 2023, 15:30
Re: Geoff's (low cost) - Tripod Artificial Horizon.David Pike9 Oct 2023, 10:31
Geoff's (low cost) - Tripod Artificial Horizon.Geoff Hitchcox9 Oct 2023, 03:17
Re: Satellite trails? Or some other phenomena?David Pike8 Oct 2023, 22:22
Satellite trails? Or some other phenomena?Frank Reed8 Oct 2023, 20:04
Re: Sun sights during an eclipse: "bad limb" calculationChuck Varney8 Oct 2023, 18:02
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox7 Oct 2023, 20:44
Re: Sun sights during an eclipse: "bad limb" calculationChuck Varney7 Oct 2023, 17:39
Re: Venus in daylight againFrank Reed7 Oct 2023, 14:18
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed7 Oct 2023, 14:02
Carmody Slide RulePaul Bedel7 Oct 2023, 13:25
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed7 Oct 2023, 12:50
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox7 Oct 2023, 10:17
Re: Sun sights during an eclipse: "bad limb" calculationSean C7 Oct 2023, 04:29
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox7 Oct 2023, 01:46
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman6 Oct 2023, 12:27
Re: Venus in daylight againDavid C6 Oct 2023, 08:37
Re: Venus in daylight againDavid McN5 Oct 2023, 21:31
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike5 Oct 2023, 21:09
Re: Index error test with Davis whole horizon mirrorHerman Dekker5 Oct 2023, 15:03
Re: Index error test with Davis whole horizon mirrorErik Rosen5 Oct 2023, 14:04
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte5 Oct 2023, 09:32
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte5 Oct 2023, 03:40
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox5 Oct 2023, 02:20
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed5 Oct 2023, 01:26
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman4 Oct 2023, 18:29
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte4 Oct 2023, 13:25
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed4 Oct 2023, 13:15
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed4 Oct 2023, 12:39
Re: Sun sights during an eclipse: "bad limb" calculationGeoff Hitchcox4 Oct 2023, 10:43
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte4 Oct 2023, 10:41
Re: Sun sights during an eclipse: "bad limb" calculationPaul Hirose3 Oct 2023, 21:15
Re: Sun sights during an eclipse: "bad limb" calculationLars Bergman3 Oct 2023, 20:45
Re: Sextant mirror silveringSam Lyness3 Oct 2023, 14:25
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte3 Oct 2023, 12:51
Venus in daylight againFrank Reed2 Oct 2023, 18:51
Re: Sextant mirror silveringFrank Reed2 Oct 2023, 18:25
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike2 Oct 2023, 13:26
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike2 Oct 2023, 12:28
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed2 Oct 2023, 11:51
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike1 Oct 2023, 16:25
Re: Sextant mirror silveringArt Leung1 Oct 2023, 15:19
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike1 Oct 2023, 13:13
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike1 Oct 2023, 11:08
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike1 Oct 2023, 08:43
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike30 Sep 2023, 23:38
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike30 Sep 2023, 21:53
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike30 Sep 2023, 21:18
Re: Sextant mirror silveringRobin Stuart30 Sep 2023, 19:32
Sextant mirror silveringFrank Reed30 Sep 2023, 15:19
Re: Sun sights during an eclipse: "bad limb" calculationFrank Reed29 Sep 2023, 23:56
Re: Sun sights during an eclipse: "bad limb" calculationDavid Pike29 Sep 2023, 22:24
Re: Michael Gambon as John Harrison in LongitudeDavid Pike29 Sep 2023, 20:59
Michael Gambon as John Harrison in LongitudeFrank Reed29 Sep 2023, 15:51
Re: Sun sights during an eclipse: "bad limb" calculationAntoine Couëtte27 Sep 2023, 08:09
Sun sights during an eclipse: "bad limb" calculationFrank Reed26 Sep 2023, 22:15
Re: Interpolating a traverse tableDavid Pike26 Sep 2023, 21:42
Re: Interpolating a traverse tableDavid McN25 Sep 2023, 10:06
Re: GPS Anti Spoof app: update releasedFrank Reed24 Sep 2023, 19:15
Re: Interpolating a traverse tableDavid Pike24 Sep 2023, 12:47
Re: Interpolating a traverse tableDavid Pike22 Sep 2023, 18:35
Re: Interpolating a traverse tableDavid Pike22 Sep 2023, 17:51
Re: Interpolating a traverse tableLars Bergman22 Sep 2023, 15:02
Re: Interpolating a traverse tableDavid Pike22 Sep 2023, 14:54
Re: Interpolating a traverse tableDavid Iwancio22 Sep 2023, 12:07
Re: Sextants in pop cultureDavid Pike21 Sep 2023, 22:23
Planetarium for navigator training 1945Paul Hirose21 Sep 2023, 21:15
Re: Sextants in pop cultureMurray Buckman21 Sep 2023, 20:41
Re: Sextants in pop cultureDavid Pike21 Sep 2023, 11:12
Re: Interpolating a traverse tableDavid Pike21 Sep 2023, 10:55
Re: Interpolating a traverse tableDavid McN21 Sep 2023, 08:45
Re: Interpolating a traverse tableFrank Reed21 Sep 2023, 01:58
Re: Interpolating a traverse tableDavid McN20 Sep 2023, 20:56
Re: Interpolating a traverse tableDavid Pike20 Sep 2023, 16:49
Interpolating a traverse tableDavid McN20 Sep 2023, 11:07
Re: Sextants in pop cultureDavid Pike20 Sep 2023, 10:04
Re: Sextants in pop cultureMurray Buckman20 Sep 2023, 01:08
Re: Troughton device c.1800Chuck Varney19 Sep 2023, 21:38
Re: Sextants in pop cultureDavid Pike19 Sep 2023, 21:15
Re: Sextants in pop cultureDavid Pike19 Sep 2023, 21:09
Re: Sextants in pop cultureDavid Pike19 Sep 2023, 21:07
Re: Sextants in pop cultureMurray Buckman19 Sep 2023, 20:08
Re: Sextants in pop cultureMurray Buckman19 Sep 2023, 19:45
Re: Sextants in pop cultureMurray Buckman19 Sep 2023, 19:34
Re: Sextants in pop cultureMurray Buckman19 Sep 2023, 19:29
Re: Sextants in pop cultureNavList Visitor19 Sep 2023, 13:27
Re: Southern sky CN photo puzzleAntoine Couëtte19 Sep 2023, 11:18
Re: Interesting way of numbering years, early 18th centuryDavid Pike19 Sep 2023, 09:19
Re: Interesting way of numbering years, early 18th centuryFrank Reed19 Sep 2023, 02:33
Re: Sextants in pop cultureDavid Pike18 Sep 2023, 21:09
Re: Sextants in pop cultureDavid Pike18 Sep 2023, 20:48
Sextants in pop cultureFrank Reed18 Sep 2023, 14:25
Re: Interesting way of numbering years, early 18th centuryFrank Reed18 Sep 2023, 04:36
Re: Interesting way of numbering years, early 18th centuryDavid Pike17 Sep 2023, 20:50
Re: Interesting way of numbering years, early 18th centuryRobin Stuart16 Sep 2023, 22:51
Interesting way of numbering years, early 18th centuryDavid Pike16 Sep 2023, 15:01
Re: Troughton device c.1800David Pike16 Sep 2023, 14:48
Re: Troughton device c.1800Frank Reed16 Sep 2023, 14:29
Re: Troughton device c.1800Frank Reed16 Sep 2023, 13:35
Re: Troughton device c.1800David Pike16 Sep 2023, 09:44
Re: Troughton device c.1800David Pike16 Sep 2023, 09:28
Re: Troughton device c.1800David C16 Sep 2023, 07:51
Re: Troughton device c.1800David C16 Sep 2023, 02:51
Re: Troughton device c.1800David C16 Sep 2023, 02:37
Re: Troughton device c.1800Jeffrey Rock15 Sep 2023, 20:31
Re: Troughton device c.1800Gary LaPook15 Sep 2023, 18:57
Troughton device c.1800Frank Reed15 Sep 2023, 16:00
Re: Index error test with Davis whole horizon mirrorGreg Rudzinski15 Sep 2023, 03:08
Index error test with Davis whole horizon mirrorErik Rosen14 Sep 2023, 13:13
Modern Celestial I & II in October at Mystic SeaportFrank Reed12 Sep 2023, 14:45
Re: Book on calculatorsAlan S11 Sep 2023, 20:46
Re: Book on calculatorsAndrés Ruiz11 Sep 2023, 14:49
Re: Book on calculatorsAndrés Ruiz11 Sep 2023, 14:43
Re: Southern sky CN photo puzzleFrank Reed11 Sep 2023, 13:07
Re: Southern sky CN photo puzzleAntoine Couëtte11 Sep 2023, 07:11
Re: Southern sky CN photo puzzleFrank Reed10 Sep 2023, 19:13
Re: Mirror horizonPaul Saffo10 Sep 2023, 18:27
Re: Book on calculatorsHoward G9 Sep 2023, 12:22
Re: Mirror horizonMarty Lyons9 Sep 2023, 00:36
Re: Sextant Case FoamColin B8 Sep 2023, 16:40
Re: Mirror horizonPaul Dolkas8 Sep 2023, 15:12
Re: Sextant Case FoamPaul Dolkas8 Sep 2023, 15:09
Re: Book on calculatorsDavid McN8 Sep 2023, 08:27
Re: Book on calculatorsAndrés Ruiz8 Sep 2023, 06:36
Re: Book on calculatorsHomer Smith7 Sep 2023, 19:28
Re: Sextant Case FoamFrank Reed7 Sep 2023, 19:21
Re: Sextant Case FoamNoell Wilson7 Sep 2023, 19:00
Re: Book on calculatorsDavid Pike7 Sep 2023, 16:46
Re: Mirror horizonRobin Stuart7 Sep 2023, 15:04
Re: Mirror horizonPaul Saffo6 Sep 2023, 23:21
Fall or Autumn...Paul Saffo6 Sep 2023, 22:53
Re: Book on calculatorsAlan S6 Sep 2023, 21:59
Re: Mirror horizonGary LaPook6 Sep 2023, 17:13
Re: Mirror horizonArt Leung6 Sep 2023, 14:50
Re: Book on calculatorsAndrés Ruiz6 Sep 2023, 07:04
Re: Book on calculatorsNavList Visitor5 Sep 2023, 20:10
Re: Southern sky CN photo puzzleFrank Reed5 Sep 2023, 11:48
Re: Southern sky CN photo puzzleFrank Reed5 Sep 2023, 11:01
Re: Southern sky CN photo puzzleRobin Stuart4 Sep 2023, 15:53
Re: Book on calculatorsAndrés Ruiz4 Sep 2023, 06:52
Re: Southern sky CN photo puzzleDavid McN4 Sep 2023, 05:56
Re: Book on calculatorsHoward G3 Sep 2023, 14:10
Southern sky CN photo puzzleFrank Reed3 Sep 2023, 13:18
Re: Vulcan airborne sight reduction form?Eric van der Veen3 Sep 2023, 07:16
Re: Book on calculatorsDavid C2 Sep 2023, 23:58
Re: Book on calculatorsHoward G2 Sep 2023, 14:29
Re: Mirror horizonHerman Dekker2 Sep 2023, 06:09
Re: Mirror horizonAlan S1 Sep 2023, 21:39
Re: Mirror horizonHerman Dekker1 Sep 2023, 18:01
Re: Mirror horizonAlan S1 Sep 2023, 16:32
Book on calculatorsFrank Reed31 Aug 2023, 22:10
Re: Longitude Sight Calculation with Ageton Classic?Herman Dekker30 Aug 2023, 17:40
Re: Logbooks available on-lineFrank Reed30 Aug 2023, 16:43
Re: Longitude Sight Calculation with Ageton Classic?Frank Reed30 Aug 2023, 16:33
Re: Longitude Sight Calculation with Ageton Classic?Lars Bergman28 Aug 2023, 09:31
Logbooks available on-lineLars Bergman27 Aug 2023, 14:37
Re: Sunset from a legal point of viewBrian Walton27 Aug 2023, 05:48
Longitude Sight Calculation with Ageton Classic?Herman Dekker26 Aug 2023, 10:39
Re: Sunset from a legal point of viewBill Ritchie25 Aug 2023, 20:30
Re: Sunset from a legal point of viewDavid Pike25 Aug 2023, 19:52
Re: Lunars check and index error assessmentModris Fersters25 Aug 2023, 06:45
Re: Sunset from a legal point of viewBrian Walton25 Aug 2023, 03:04
Re: Sunset from a legal point of viewPaul Hirose24 Aug 2023, 23:45
Re: Lunars check and index error assessmentDavid McN24 Aug 2023, 10:08
Re: Sunset from a legal point of viewGary LaPook24 Aug 2023, 06:09
Re: Sunset from a legal point of viewPaul Hirose23 Aug 2023, 23:42
Lunars check and index error assessmentDavid McN23 Aug 2023, 22:52
Re: Sunset from a legal point of viewDavid Pike21 Aug 2023, 20:06
Re: Sunset from a legal point of viewGary LaPook21 Aug 2023, 17:14
Re: Heavens-aboveFrank Reed21 Aug 2023, 10:35
Re: Sunset from a legal point of viewDavid C21 Aug 2023, 00:10
Re: Vulcan airborne sight reduction form?David Pike20 Aug 2023, 23:12
Re: Vulcan airborne sight reduction form?David Pike20 Aug 2023, 23:01
Re: Sunset from a legal point of viewMatus Tejiscak20 Aug 2023, 21:44
Re: Sunset from a legal point of viewFrank Reed20 Aug 2023, 16:23
Re: Heavens-aboveFrank Reed20 Aug 2023, 15:23
Re: Why one shouldn't rely only on GPSTom Sult18 Aug 2023, 23:09
Re: Heavens-aboveFrank Reed18 Aug 2023, 02:54
Heavens-aboveHomer Smith18 Aug 2023, 02:27
Why one shouldn't rely only on GPSGary LaPook17 Aug 2023, 20:32
Re: Vulcan airborne sight reduction form?Gary LaPook17 Aug 2023, 19:15
Re: Vulcan airborne sight reduction form?David Pike17 Aug 2023, 15:31
Re: Breed's Graphical NavigationAlan S17 Aug 2023, 02:31
Re: Vulcan airborne sight reduction form?David Pike16 Aug 2023, 21:38
Re: Sunset from a legal point of viewDavid Pike16 Aug 2023, 21:01
Re: Breed's Graphical NavigationRobin Stuart16 Aug 2023, 17:45
Re: Vulcan airborne sight reduction form?Gary LaPook16 Aug 2023, 13:38
Re: Sunset from a legal point of viewBill Ritchie15 Aug 2023, 20:56
Re: Breed's Graphical NavigationAlan S15 Aug 2023, 14:52
Re: Sunset from a legal point of viewDavid Pike14 Aug 2023, 18:03
Re: Sextant Case FoamRobin Stuart14 Aug 2023, 13:05
Re: Sunset from a legal point of viewBill Ritchie13 Aug 2023, 20:03
Sextant Case FoamColin B13 Aug 2023, 18:57
Re: Sunset from a legal point of viewRobin Stuart13 Aug 2023, 17:47
Re: Sunset from a legal point of viewDavid Pike13 Aug 2023, 08:50
Sunset from a legal point of viewPaul Hirose12 Aug 2023, 23:36
Re: Vulcan airborne sight reduction form?David Pike12 Aug 2023, 16:50
Re: Vulcan airborne sight reduction form?David Pike12 Aug 2023, 15:06
Re: Vulcan airborne sight reduction form?David Pike12 Aug 2023, 14:20
Re: Vulcan airborne sight reduction form?Eric van der Veen12 Aug 2023, 07:08
Sphere Research closingPaul Hirose11 Aug 2023, 21:30
Re: Vulcan airborne sight reduction form?Antoine Couëtte11 Aug 2023, 12:13
Re: Vulcan airborne sight reduction form?David Pike10 Aug 2023, 16:01
Re: Vulcan airborne sight reduction form?Eric van der Veen10 Aug 2023, 15:29
Re: Vulcan airborne sight reduction form?David Pike9 Aug 2023, 09:21
Re: Vulcan airborne sight reduction form?Eric van der Veen8 Aug 2023, 06:49
Book: A day in the life of a Vulcan CrewDavid Pike7 Aug 2023, 21:33
Re: Vulcan airborne sight reduction form?David Pike7 Aug 2023, 21:17
Re: Vulcan airborne sight reduction form?Eric van der Veen7 Aug 2023, 19:59
Re: Vulcan airborne sight reduction form?David Pike7 Aug 2023, 18:44
Re: Position fix by visual satellite pass. How to identify the bright StarHerman Dekker7 Aug 2023, 17:19
Re: Vulcan airborne sight reduction form?Eric van der Veen7 Aug 2023, 16:06
Re: Position fix by visual satellite pass. How to identify the bright StarLars Bergman7 Aug 2023, 09:39
Re: Position fix by visual satellite passAntoine Couëtte6 Aug 2023, 10:46
Position fix by visual satellite pass. How to identify the bright StarHerman Dekker5 Aug 2023, 15:18
Re: Position fix by visual satellite passFrank Reed5 Aug 2023, 14:34
Re: Lunar surface sun compassGary LaPook3 Aug 2023, 21:06
Re: Position fix by visual satellite passAntoine Couëtte3 Aug 2023, 19:01
Re: Lunar surface sun compassDave Bohlmann3 Aug 2023, 03:01
Re: Lunar surface sun compassFrank Reed3 Aug 2023, 02:41
Re: Lunar surface sun compassDave Bohlmann3 Aug 2023, 01:53
Re: Lunar surface sun compassGary LaPook2 Aug 2023, 18:31
Re: Lunar surface sun compassGary LaPook2 Aug 2023, 18:27
Re: Lunar surface sun compassGary LaPook2 Aug 2023, 18:20
Lunar surface sun compassDave Bohlmann2 Aug 2023, 05:59
Re: Position fix by visual satellite passFrank Reed1 Aug 2023, 17:48
Re: Position fix by visual satellite passAntoine Couëtte1 Aug 2023, 17:42
Re: Position fix by visual satellite passAntoine Couëtte31 Jul 2023, 01:37
Position fix by visual satellite passFrank Reed30 Jul 2023, 21:09
GPS Anti Spoof app: update releasedFrank Reed28 Jul 2023, 14:28
Re: Abney Level CalibrationNoell Wilson26 Jul 2023, 16:21
Re: Air navigation and polar explorationAdrian F25 Jul 2023, 17:52
Re: Air navigation and polar explorationAdrian F25 Jul 2023, 12:48
Re: Air navigation and polar explorationPaul Hirose24 Jul 2023, 21:22
Re: Air navigation and polar explorationArt Leung24 Jul 2023, 21:06
Re: Air navigation and polar explorationLuc Van den Borre23 Jul 2023, 19:56
Re: Air navigation and polar explorationArt Leung23 Jul 2023, 16:54
Re: Air navigation and polar explorationHoward G23 Jul 2023, 13:47
Re: Air navigation and polar explorationDavid Pike22 Jul 2023, 22:20
Re: Air navigation and polar explorationDavid C21 Jul 2023, 22:23
Re: 2024 Nautical AlmanacHerman Dekker21 Jul 2023, 20:09
Re: 2024 Nautical AlmanacJames F Campbell21 Jul 2023, 19:23
Re: Air navigation and polar explorationNavList Visitor21 Jul 2023, 18:41
Re: Air navigation and polar explorationGary LaPook21 Jul 2023, 06:00
Re: Air navigation and polar explorationGary LaPook21 Jul 2023, 05:53
Air navigation and polar explorationHoward G21 Jul 2023, 01:12
Godsave Hour Angle Difference TablesDavid C20 Jul 2023, 03:50
Re: Date this star chartFrank Reed19 Jul 2023, 21:00
Re: Date this star chartFrank Reed19 Jul 2023, 14:41
Re: Date this star chartAntoine Couëtte19 Jul 2023, 13:31
Re: Date this star chartAntoine Couëtte19 Jul 2023, 07:39
Date this star chartFrank Reed18 Jul 2023, 15:25
Re: Introduction to Modern AstrometryDave Walden17 Jul 2023, 14:48
Re: Introduction to Modern AstrometryJohn Pinto17 Jul 2023, 11:13
Re: Introduction to Modern AstrometryPaul Hirose16 Jul 2023, 20:42
Re: Introduction to Modern AstrometryDave Walden16 Jul 2023, 12:12
Re: Moon coordinates from NASA Scientific Visualization StudioDavid Iwancio16 Jul 2023, 03:57
Re: Moon coordinates from NASA Scientific Visualization StudioFrank Reed16 Jul 2023, 03:20
Re: Abney Level CalibrationChuck Varney15 Jul 2023, 21:42
Time ball on New York Times BuildingPaul Hirose15 Jul 2023, 20:51
Re: Moon coordinates from NASA Scientific Visualization StudioPaul Hirose15 Jul 2023, 20:50
Re: Introduction to Modern AstrometryJohn Pinto15 Jul 2023, 20:10
Re: Introduction to Modern AstrometryDave Walden15 Jul 2023, 12:14
Re: Abney Level CalibrationNoell Wilson14 Jul 2023, 22:49
Re: LHA Aries on a clockJohn Pinto14 Jul 2023, 21:09
Introduction to Modern AstrometryJohn Pinto14 Jul 2023, 19:27
Re: Bygrave Slide Rule – Manual dexterity aspectsBrian Walton14 Jul 2023, 14:09
Re: History of refraction and other altitude correctionsFrank Reed14 Jul 2023, 05:41
Re: History of refraction and other altitude correctionsFrank Reed13 Jul 2023, 22:33
Bygrave Slide Rule – Manual dexterity aspectsBill Ritchie13 Jul 2023, 21:23
Re: History of refraction and other altitude correctionsRoger Errington Jr.12 Jul 2023, 14:41
Re: History of refraction and other altitude correctionsDavid Iwancio12 Jul 2023, 06:36
Re: History of refraction and other altitude correctionsRoger Errington Jr.11 Jul 2023, 20:23
Re: History of refraction and other altitude correctionsAlexandre Eremenko11 Jul 2023, 20:01
Re: History of refraction and other altitude correctionsDavid Fleming11 Jul 2023, 17:08
History of refraction and other altitude correctionsRoger Errington Jr.11 Jul 2023, 15:14
Dead Reckoning: an impossible ety-mythologyFrank Reed11 Jul 2023, 00:22
Moon coordinates from NASA Scientific Visualization StudioFrank Reed10 Jul 2023, 04:43
Re: Another puzzle: Capella below the pole and Venus on the horizonKurt H9 Jul 2023, 16:41
Re: Another puzzle: Capella below the pole and Venus on the horizonKurt H9 Jul 2023, 16:27
Re: Celestial-based sensor system SkyPASSFrank Reed8 Jul 2023, 17:49
Re: LHA Aries on a clockFrank Reed8 Jul 2023, 17:07
Celestial-based sensor system SkyPASSHuub Robroek8 Jul 2023, 10:30
LHA Aries on a clockDavid McN8 Jul 2023, 05:42
Re: 2024 Nautical AlmanacBob Peterson7 Jul 2023, 20:43
Re: 2024 Nautical AlmanacFrank Reed7 Jul 2023, 20:22
Re: Flat BygraveTibor Miseta7 Jul 2023, 11:56
Re: Flat BygraveTibor Miseta7 Jul 2023, 11:39
Re: Flat BygraveHerman Dekker7 Jul 2023, 07:14
Re: Flat BygraveGary LaPook7 Jul 2023, 05:19
Flat BygraveAlan S7 Jul 2023, 03:49
Re: 2024 Nautical AlmanacRafael C. Caruso7 Jul 2023, 02:27
Re: Polaris plus one For Huub RobroekHuub Robroek6 Jul 2023, 10:07
Re: Brown's Star Atlas 1914 ebayDave Walden6 Jul 2023, 03:11
Brown's Star Atlas 1914 ebayFrank Reed6 Jul 2023, 00:01
Re: Polaris plus one For Huub RobroekHerman Dekker5 Jul 2023, 19:45
Re: Nautical Almanac homemade starfinderFrank Reed4 Jul 2023, 03:35
Re: Another puzzle: Capella below the pole and Venus on the horizonHuub Robroek3 Jul 2023, 08:42
Re: 2024 Nautical AlmanacFrank Reed3 Jul 2023, 07:49
Re: 2024 Nautical AlmanacDavid Iwancio3 Jul 2023, 06:51
Nautical Almanac homemade starfinderFrank Reed3 Jul 2023, 03:49
2024 Nautical AlmanacNick M2 Jul 2023, 22:55
Re: Another puzzle: Capella below the pole and Venus on the horizonMichael Bradley2 Jul 2023, 21:59
Re: Another puzzle: Capella below the pole and Venus on the horizonLars Bergman2 Jul 2023, 18:30
Re: Another puzzle: Capella below the pole and Venus on the horizonFrank Reed2 Jul 2023, 08:50
Re: Puzzle continues: After Capella, Vega behind your backAntoine Couëtte2 Jul 2023, 07:08
Re: Port Chalmers Time BallDavid McN2 Jul 2023, 05:16
Re: Puzzle continues: After Capella, Vega behind your backHerman Dekker1 Jul 2023, 19:55
Re: Another puzzle: Capella below the pole and Venus on the horizonHuub Robroek1 Jul 2023, 15:17
Re: Smoke on the WaterTodd Spath1 Jul 2023, 12:48
Re: Puzzle continues: After Capella, Vega behind your backLars Bergman1 Jul 2023, 10:39
Re: Puzzle continues: After Capella, Vega behind your backAntoine Couëtte1 Jul 2023, 04:42
Re: Another puzzle: Capella below the pole and Venus on the horizonHuub Robroek30 Jun 2023, 22:02
Re: Puzzle continues: After Capella, Vega behind your backHerman Dekker30 Jun 2023, 21:11
Re: Abney Level CalibrationChuck Varney30 Jun 2023, 20:43
Re: Puzzle continues: After Capella, Vega behind your backAntoine Couëtte30 Jun 2023, 19:05
Puzzle continues: After Capella, Vega behind your backFrank Reed30 Jun 2023, 18:12
Another puzzle: Capella below the pole and Venus on the horizonFrank Reed30 Jun 2023, 17:52
Re: Polaris plus oneAntoine Couëtte30 Jun 2023, 17:14
Re: Smoke on the WaterFrank Reed30 Jun 2023, 16:00
Sunspots in your sextantFrank Reed30 Jun 2023, 15:49
Re: Abney Level CalibrationMarty Lyons30 Jun 2023, 12:56
Re: Abney Level CalibrationFrank Reed30 Jun 2023, 04:19
Re: Abney Level CalibrationMarty Lyons30 Jun 2023, 01:23
Re: Abney Level CalibrationChuck Varney29 Jun 2023, 21:54
Re: Abney Level CalibrationChuck Varney29 Jun 2023, 21:19
Re: Abney Level CalibrationMarty Lyons29 Jun 2023, 20:17
Re: Polaris plus oneLars Bergman29 Jun 2023, 19:08
Re: Abney Level CalibrationFrank Reed29 Jun 2023, 02:03
Re: Polaris plus oneFrank Reed29 Jun 2023, 00:06
Re: Polaris plus oneFrank Reed28 Jun 2023, 23:58
Re: Polaris plus oneFrank Reed28 Jun 2023, 23:56
Re: Polaris plus oneFrank Reed28 Jun 2023, 23:36
Re: Polaris plus oneFrank Reed28 Jun 2023, 23:30
Re: Polaris plus oneFrank Reed28 Jun 2023, 23:00
Re: Polaris plus oneHuub Robroek28 Jun 2023, 14:07
Re: Abney Level CalibrationMarty Lyons28 Jun 2023, 12:26
Re: Abney Level CalibrationChuck Varney28 Jun 2023, 01:19
Re: Abney Level CalibrationMarty Lyons27 Jun 2023, 23:37
Re: Abney Level CalibrationFrank Reed27 Jun 2023, 18:29
Re: Polaris plus oneFrank Reed27 Jun 2023, 03:16
Re: Polaris plus oneKurt H26 Jun 2023, 21:44
Re: Polaris plus oneRoger Errington Jr.26 Jun 2023, 14:42
Re: Polaris plus oneHerman Dekker26 Jun 2023, 12:17
TKSST educational videos websiteDavid Pike26 Jun 2023, 07:48
Re: Polaris plus oneCarolyn Harrington26 Jun 2023, 03:11
Re: Polaris plus oneRoger Errington Jr.25 Jun 2023, 18:42
Re: Abney Level CalibrationMarty Lyons25 Jun 2023, 18:30
Re: Abney Level CalibrationFrank Reed25 Jun 2023, 15:06
Re: Polaris plus oneKurt H25 Jun 2023, 13:43
Re: Celestaire website? Please test access and report backBill Ritchie24 Jun 2023, 22:01
Abney Level CalibrationMarty Lyons24 Jun 2023, 17:52
Re: Polaris plus oneKurt H24 Jun 2023, 17:18
Re: Correction HTUPhilippe Posth24 Jun 2023, 15:58
Re: Polaris plus oneAntoine Couëtte24 Jun 2023, 15:24
Correction HTUPhilippe Posth24 Jun 2023, 10:03
Re: Celestaire website? Please test access and report backTim Vetang24 Jun 2023, 01:26
Navigation in the ocean abyssFrank Reed23 Jun 2023, 21:33
Re: Celestaire website? Please test access and report backNavList Visitor23 Jun 2023, 20:27
Polaris plus oneFrank Reed23 Jun 2023, 18:19
Re: Celestaire website? Please test access and report backFrank Reed23 Jun 2023, 16:51
Re: Celestaire website? Please test access and report backFrancis Upchurch23 Jun 2023, 13:26
Re: Celestaire website? Please test access and report backÖrjan Sandström23 Jun 2023, 09:39
Re: Celestaire website? Please test access and report backMartin Whittle23 Jun 2023, 09:14
Re: Celestaire website? Please test access and report backDavid C23 Jun 2023, 08:49
Re: Celestaire website? Please test access and report backNavList Visitor23 Jun 2023, 07:47
Re: Celestaire website? Please test access and report backAndy Howse23 Jun 2023, 06:09
Re: Celestaire website? Please test access and report backAlexandre Eremenko23 Jun 2023, 05:38
Re: Celestaire website? Please test access and report backDavid McN23 Jun 2023, 04:16
Re: Celestaire website? Please test access and report backDrago Simac23 Jun 2023, 02:31
Re: Celestaire website? Please test access and report backNavList Visitor23 Jun 2023, 00:26
Celestaire website? Please test access and report backFrank Reed23 Jun 2023, 00:11
Smoke on the WaterTodd Spath21 Jun 2023, 22:07
Re: Spare pegs for sun shades old cassen & plath sextant 1975Noell Wilson21 Jun 2023, 13:48
Re: How to Fly an A350 over the North PoleMike Burkes20 Jun 2023, 21:54
Re: My Advanced Celestial workshop, online this weekFrank Reed19 Jun 2023, 19:46
Re: My Advanced Celestial workshop, online this weekFrank Reed18 Jun 2023, 23:26
Octant, lunar distance, time signal, & meridian circle historyPaul Hirose18 Jun 2023, 22:13
My Advanced Celestial workshop, online this weekFrank Reed18 Jun 2023, 19:27
Re: Port Chalmers Time BallRobin Stuart17 Jun 2023, 19:14
Time balls, US War Department, 1881Paul Hirose17 Jun 2023, 13:07
Re: Port Chalmers Time BallWolfgang Köberer17 Jun 2023, 09:32
Earth's axis tilted by a glass of waterFrank Reed16 Jun 2023, 16:45
Re: Port Chalmers Time BallFrank Reed16 Jun 2023, 15:36
Re: Port Chalmers Time BallFrank Reed16 Jun 2023, 14:46
Re: Stars in pop culture: two celestial where-are-you puzzlesFrank Reed16 Jun 2023, 14:34
"Hope is a Ghost Island"David Iwancio16 Jun 2023, 05:32
Re: Stars in pop culture: two celestial where-are-you puzzlesFrank Reed16 Jun 2023, 01:10
Re: Stars in pop culture: two celestial where-are-you puzzlesDavid Pike13 Jun 2023, 12:46
Re: Spare pegs for sun shades old cassen & plath sextant 1975Art Leung12 Jun 2023, 20:01
Re: Stars in pop culture: two celestial where-are-you puzzlesDavid Pike12 Jun 2023, 15:51
Re: Stars in pop culture: two celestial where-are-you puzzlesDavid Pike11 Jun 2023, 09:13
Re: Stars in pop culture: two celestial where-are-you puzzlesFrank Reed11 Jun 2023, 03:00
Re: Stars in pop culture: two celestial where-are-you puzzlesDavid Pike10 Jun 2023, 23:42
Re: Stars in pop culture: two celestial where-are-you puzzlesRafael C. Caruso10 Jun 2023, 21:00
Re: Stars in pop culture: two celestial where-are-you puzzlesAntoine Couëtte10 Jun 2023, 15:16
Re: Spare pegs for sun shades old cassen & plath sextant 1975Luc Van den Borre10 Jun 2023, 11:29
Re: Stars in pop culture: two celestial where-are-you puzzlesFrank Reed10 Jun 2023, 11:18
Re: Western Europe watch faceLuc Van den Borre10 Jun 2023, 10:58
Re: Port Chalmers Time BallDavid C9 Jun 2023, 04:40
Re: Port Chalmers Time BallDavid C9 Jun 2023, 03:29
Re: Port Chalmers Time BallDavid C9 Jun 2023, 03:14
Re: Port Chalmers Time BallDavid C9 Jun 2023, 03:05
Re: Port Chalmers Time BallDavid C9 Jun 2023, 02:50
Re: Stars in pop culture: two celestial where-are-you puzzlesDrago Simac8 Jun 2023, 23:25
Re: Port Chalmers Time BallRafael C. Caruso8 Jun 2023, 22:26
Re: Port Chalmers Time BallRobin Stuart8 Jun 2023, 17:32
Re: Port Chalmers Time BallAdrian F8 Jun 2023, 16:04
Stars in pop culture: two celestial where-are-you puzzlesFrank Reed8 Jun 2023, 15:05
Re: Port Chalmers Time BallDavid C8 Jun 2023, 05:09
Re: Port Chalmers Time BallDavid C8 Jun 2023, 04:36
Re: Port Chalmers Time BallDavid C8 Jun 2023, 04:25
Re: Quantum Insider: Royal Navy Says Quantum Navigation Test a SuccessPaul Saffo7 Jun 2023, 23:10
Re: Quantum Insider: Royal Navy Says Quantum Navigation Test a SuccessFrank Reed7 Jun 2023, 21:59
Re: Port Chalmers Time BallDavid Pike7 Jun 2023, 20:15
Quantum Insider: Royal Navy Says Quantum Navigation Test a SuccessPaul Saffo7 Jun 2023, 19:55
Re: Port Chalmers Time BallFrank Reed7 Jun 2023, 17:07
Lunars workshop on-site at Mystic Seaport June 10-11Frank Reed5 Jun 2023, 13:37
Re: Port Chalmers Time BallRafael C. Caruso4 Jun 2023, 23:11
Re: Port Chalmers Time BallDavid Pike4 Jun 2023, 17:54
Re: Port Chalmers Time BallDave Walden4 Jun 2023, 11:37
Port Chalmers Time BallRobin Stuart3 Jun 2023, 05:07
Re: Spare pegs for sun shades old cassen & plath sextant 1975David C3 Jun 2023, 04:45
Re: Gnomonic North AtlanticPeter Hakel3 Jun 2023, 04:28
Re: USN MkII Sextant Telescope lens coatings and cleaning?Todd Spath2 Jun 2023, 18:18
Re: Gnomonic North AtlanticGary LaPook2 Jun 2023, 17:42
Re: Gnomonic North AtlanticFrank Reed2 Jun 2023, 16:15
Re: Gnomonic North AtlanticNavList Visitor2 Jun 2023, 15:32
Spare pegs for sun shades old cassen & plath sextant 1975Bo Palaszewski2 Jun 2023, 12:46
Re: Gnomonic North AtlanticBob Crawley2 Jun 2023, 07:28
Re: Gnomonic North AtlanticFrank Reed1 Jun 2023, 23:19
Re: Western Europe watch faceFrank Reed1 Jun 2023, 23:10
Re: Owen GingerichPaul Saffo1 Jun 2023, 20:45
Re: Gnomonic North AtlanticChuck Varney1 Jun 2023, 18:57
Gnomonic North AtlanticFrank Reed1 Jun 2023, 17:01
Re: USN MkII Sextant Telescope lens coatings and cleaning?Todd Spath1 Jun 2023, 01:03
Re: Western Europe watch faceRafael C. Caruso31 May 2023, 23:10
Re: Western Europe watch faceMurray Buckman31 May 2023, 22:16
Re: An old Russian sextant certificateRafael C. Caruso31 May 2023, 22:01
Re: Western Europe watch faceLuc Van den Borre31 May 2023, 20:18
Re: Priority of Sun in Lunar Distance tablesModris Fersters31 May 2023, 19:24
Re: How to Fly an A350 over the North PoleHewitt Schlereth31 May 2023, 18:40
Re: Western Europe watch faceMurray Buckman31 May 2023, 18:14
Re: Western Europe watch faceNavList Visitor31 May 2023, 16:27
Re: Western Europe watch faceAntoine Couëtte31 May 2023, 16:12
Western Europe watch faceFrank Reed31 May 2023, 15:09
Re: An old Russian sextant certificateLars Bergman31 May 2023, 15:02
Re: Priority of Sun in Lunar Distance tablesFrank Reed31 May 2023, 14:07
Priority of Sun in Lunar Distance tablesAndrew Bauer31 May 2023, 13:36
How to Fly an A350 over the North PoleNavList Visitor31 May 2023, 12:12
Re: An old Russian sextant certificateModris Fersters31 May 2023, 05:31
Re: ChatGPT knows its sextantsFrank Reed31 May 2023, 01:42
Re: An old Russian sextant certificateLars Bergman30 May 2023, 19:47
ChatGPT knows its sextantsFrank Reed30 May 2023, 18:58
Re: USN MkII Sextant Telescope lens coatings and cleaning?Carsten John30 May 2023, 17:37
Owen GingerichFrank Reed30 May 2023, 02:02
Re: An old Russian sextant certificateLars Bergman29 May 2023, 16:02
Re: An old Russian sextant certificateRafael C. Caruso29 May 2023, 14:22
Re: Position fix by satellite observationRichard Easton29 May 2023, 02:31
Star finders and navigation starsHoward G29 May 2023, 02:22
Re: An old Russian sextant certificateModris Fersters28 May 2023, 19:55
Re: An old Russian sextant certificateLars Bergman28 May 2023, 12:26
Re: Position fix by satellite observationArt Leung28 May 2023, 00:09
Re: Daylight Venus LunarAntoine Couëtte27 May 2023, 18:26
Daylight Venus LunarFrank Reed27 May 2023, 03:36
Re: Position fix by satellite observationChuck Varney26 May 2023, 23:51
Re: An old Russian sextant certificateR. Zitkuil26 May 2023, 17:56
Re: Position fix by satellite observationDon Seltzer26 May 2023, 16:48
Re: Position fix by satellite observationFrank Reed26 May 2023, 15:39
An old Russian sextant certificateFrank Reed26 May 2023, 15:18
Re: Has anyone ever heard of a 'Shooting Clock'Frank Reed26 May 2023, 13:48
Re: Position fix by satellite observationSean C26 May 2023, 03:00
Re: Position fix by satellite observationFrank Reed25 May 2023, 18:15
Re: Position fix by satellite observationFrank Reed25 May 2023, 16:40
Position fix by satellite observationFrank Reed25 May 2023, 16:11
Has anyone ever heard of a 'Shooting Clock'David Pike25 May 2023, 07:40
Re: USN MkII Sextant Telescope lens coatings and cleaning?Todd Spath24 May 2023, 00:36
Re: Distant HorizonFrank Reed23 May 2023, 17:44
Lunars at Mystic Seaport, June 10-11Frank Reed23 May 2023, 17:37
Re: Lunars: Point of contact between two celestial bodiesFrank Reed23 May 2023, 17:10
Re: USN MkII Sextant Telescope lens coatings and cleaning?Carsten John23 May 2023, 16:16
Lunars: Point of contact between two celestial bodiesModris Fersters21 May 2023, 17:52
Re: Celesticomp V navigation computerIan Gifford21 May 2023, 09:59
Re: Distant HorizonHomer Smith20 May 2023, 22:29
Re: Celesticomp V navigation computerGene Roll20 May 2023, 21:22
Re: Distant HorizonHerman Dekker20 May 2023, 07:14
Re: Celesticomp V navigation computerMark Barnard20 May 2023, 01:31
USN MkII Sextant Telescope lens coatings and cleaning?Todd Spath19 May 2023, 21:53
Re: Distant HorizonPaul Hirose19 May 2023, 18:31
Re: Distant HorizonFrank Reed19 May 2023, 02:17
Re: Daylight Venus sight predictionModris Fersters18 May 2023, 19:13
Re: Lunars arcsecond differencesModris Fersters18 May 2023, 18:33
Celestial Navigation Workshops in JuneFrank Reed18 May 2023, 15:57
Re: Celesticomp V navigation computerIan Gifford18 May 2023, 08:37
Re: Distant HorizonHerman Dekker18 May 2023, 07:27
Re: Daylight Venus sight predictionPaul Hirose18 May 2023, 03:54
Celesticomp V navigation computerMark Barnard18 May 2023, 02:39
Re: Distant HorizonFrank Reed17 May 2023, 22:19
Re: Lunar distance clearing problemFrank Reed17 May 2023, 20:34
Re: Lunars arcsecond differencesAntoine Couëtte17 May 2023, 16:48
Re: Bethia/Bounty Is she, isn't she?David Pike17 May 2023, 14:24
Re: Distant HorizonDavid Pike17 May 2023, 10:13
Re: Bethia/Bounty Is she, isn't she?Roger Puttman17 May 2023, 09:03
Re: Lunars arcsecond differencesModris Fersters17 May 2023, 08:45
Re: Lunars arcsecond differencesModris Fersters17 May 2023, 08:00
Re: Daylight Venus sight predictionJan Eckert16 May 2023, 21:23
Re: Daylight Venus sight predictionJan Eckert16 May 2023, 21:13
Lunar distance clearing problemmax mulhern16 May 2023, 18:26
Bethia/Bounty Is she, isn't she?David Pike15 May 2023, 16:20
Celestial Navigation: Present Status, Future ProspectsBob Goethe15 May 2023, 15:09
Re: Lunar vs. Occult software testFrank Reed15 May 2023, 02:49
Distant HorizonHomer Smith14 May 2023, 20:27
Re: NavList Download For Sale?Stuart T14 May 2023, 18:56
Re: Lunar4.4. vs Frank's online calculatorFrank Reed14 May 2023, 17:31
Re: NavList Download For Sale?David Pike14 May 2023, 10:26
Re: NavList Download For Sale?David C13 May 2023, 21:39
Re: NavList Download For Sale?David C13 May 2023, 21:36
Re: NavList Download For Sale?David C13 May 2023, 21:21
Re: Lunar4.4. vs Frank's online calculatorHtom Trites13 May 2023, 19:44
Re: NavList Download For Sale?David C13 May 2023, 09:53
Lunar vs. Occult software testPaul Hirose13 May 2023, 05:47
Re: Lunar4.4. vs Frank's online calculatorAntoine Couëtte13 May 2023, 04:49
Re: NavList Download For Sale?Fred Hebard12 May 2023, 18:13
Re: NavList Download For Sale?Fred Hebard12 May 2023, 18:09
Re: NavList Download For Sale?Frank Reed12 May 2023, 13:41
Re: Lunar4.4. vs Frank's online calculatorFrank Reed12 May 2023, 03:22
Re: NavList Download For Sale?Frank Reed11 May 2023, 14:24
Re: NavList Download For Sale?David Pike11 May 2023, 13:37
Re: Lunar4.4. vs Frank's online calculatorModris Fersters10 May 2023, 19:47
Re: Polynesian Wayfaring Latitude PuzzleFrank Reed10 May 2023, 18:46
Re: Polynesian WayfaringPierre Vern10 May 2023, 09:17
NavList Download For Sale?Stuart T10 May 2023, 09:16
Re: Polynesian Wayfaring Latitude PuzzleAntoine Couëtte9 May 2023, 17:40
Polynesian Wayfaring Latitude PuzzleFrank Reed9 May 2023, 14:42
Latitude Wheeler Q Data UpdateGreg Rudzinski9 May 2023, 13:58
Re: Polynesian WayfaringFrank Reed9 May 2023, 12:52
Re: Lunar4.4. vs Frank's online calculatorFrank Reed8 May 2023, 19:16
Re: Lunar4.4. vs Frank's online calculatorFrank Reed8 May 2023, 17:01
Re: Letcher's Lunars MathFrank Reed8 May 2023, 16:09
Polynesian WayfaringChris Post8 May 2023, 15:38
Pepys and his watch and technological changeFrank Reed8 May 2023, 15:19
Re: Daylight Venus sight predictionModris Fersters7 May 2023, 14:49
Re: Daylight Venus sight predictionTibor Miseta7 May 2023, 11:47
Re: Daylight Venus sight predictionFrank Reed7 May 2023, 01:48
Re: Celestial Navigation in the Age of Sail, June 2023 at Mystic SeaportFrank Reed7 May 2023, 00:57
Re: Celestial Navigation in the Age of Sail, June 2023 at Mystic SeaportSteve Roth6 May 2023, 20:42
Re: Lunar4.4. vs Frank's online calculatorModris Fersters6 May 2023, 18:26
Land & Sea Collection recent itemsPaul Hirose5 May 2023, 21:26
Re: Lunar4.4. vs Frank's online calculatorPaul Hirose5 May 2023, 20:48
Re: Lunar4.4. vs Frank's online calculatorAntoine Couëtte5 May 2023, 19:12
Re: "Easy Lunars" Moon and Sun altitude correctionsModris Fersters5 May 2023, 19:06
Re: Lunar4.4. vs Frank's online calculatorFrank Reed5 May 2023, 14:28
Re: Lunar4.4. vs Frank's online calculatorPaul Hirose5 May 2023, 07:27
Daylight Venus sight predictionJan Eckert5 May 2023, 02:43
Re: Lunar4.4. vs Frank's online calculatorModris Fersters4 May 2023, 18:28
Re: "Easy Lunars" Moon and Sun altitude correctionsFrank Reed4 May 2023, 05:25
"Easy Lunars" Moon and Sun altitude correctionsSergei Akatiev3 May 2023, 20:11
Re: Letcher's Lunars MathYvon Massé3 May 2023, 19:38
Re: Letcher's Lunars MathFrank Reed3 May 2023, 14:49
Re: Letcher's Lunars MathYvon Massé2 May 2023, 22:18
Re: Astra IIIb Horizon Shades AdjustmentNoell Wilson2 May 2023, 21:00
ADMIN: NavList conversation viewFrank Reed2 May 2023, 20:51
Celestial Navigation in the Age of Sail, June 2023 at Mystic SeaportFrank Reed2 May 2023, 16:58
Re: Astra IIIb Horizon Shades AdjustmentBela Kovacs2 May 2023, 06:36
Re: Astra IIIb Horizon Shades AdjustmentSean C2 May 2023, 02:56
Re: Lunar4.4. vs Frank's online calculatorSean C2 May 2023, 01:19
Re: Lunar4.4. vs Frank's online calculatorFrank Reed1 May 2023, 14:24
Re: Lunar4.4. vs Frank's online calculatorAntoine Couëtte1 May 2023, 10:56
Re: Lunar4.4. vs Frank's online calculatorAntoine Couëtte1 May 2023, 10:37
Re: Astra IIIb Horizon Shades AdjustmentDoug MacPherson1 May 2023, 00:21
Re: Lunar4.4. vs Frank's online calculatorFrank Reed30 Apr 2023, 20:26
Re: Astra IIIb Horizon Shades AdjustmentSean C30 Apr 2023, 18:33
Re: Lunar4.4. vs Frank's online calculatorPaul Hirose29 Apr 2023, 20:52
Re: Astra IIIb Horizon Shades AdjustmentDoug MacPherson29 Apr 2023, 16:47
Re: Astra IIIb Horizon Shades AdjustmentFrank Reed29 Apr 2023, 14:39
Re: Lunar4.4. vs Frank's online calculatorDave Walden29 Apr 2023, 00:50
Re: Lunar4.4. vs Frank's online calculatorModris Fersters28 Apr 2023, 20:13
Re: Lunar4.4. vs Frank's online calculatorFrank Reed28 Apr 2023, 18:31
Astra IIIb Horizon Shades AdjustmentDoug MacPherson28 Apr 2023, 18:27
Re: Lunar4.4. vs Frank's online calculatorAntoine Couëtte28 Apr 2023, 17:12
ADMIN: we are NavList.netFrank Reed28 Apr 2023, 03:40
Re: Lunar4.4. vs Frank's online calculatorPaul Hirose27 Apr 2023, 06:41
Lunar4.4. vs Frank's online calculatorModris Fersters26 Apr 2023, 19:34
Celestial nav course at MITAGSPaul Hirose22 Apr 2023, 19:12
Re: Index arm angle for Artificial Horizon sightsChuck Varney22 Apr 2023, 18:35
Re: Index arm angle for Artificial Horizon sightsFrank Reed21 Apr 2023, 19:27
Re: Index arm angle for Artificial Horizon sightsDavid Pike20 Apr 2023, 14:04
Re: Index arm angle for Artificial Horizon sightsChuck Varney20 Apr 2023, 00:08
Re: Index arm angle for Artificial Horizon sightsChuck Varney19 Apr 2023, 23:54
Re: Index arm angle for Artificial Horizon sightsDavid Pike19 Apr 2023, 21:23
Re: Index arm angle for Artificial Horizon sightsFrank Reed19 Apr 2023, 20:10
Re: Index arm angle for Artificial Horizon sightsFrank Reed19 Apr 2023, 19:46
Re: Index arm angle for Artificial Horizon sightsChuck Varney19 Apr 2023, 17:50
Re: Index arm angle for Artificial Horizon sightsDavid Fleming19 Apr 2023, 16:37
Re: Sextant certificateJeremy C19 Apr 2023, 14:44
Index arm angle for Artificial Horizon sightsFrank Reed19 Apr 2023, 01:31
Re: Sextant certificateAlexandre Eremenko18 Apr 2023, 22:59
Sextant certificateModris Fersters18 Apr 2023, 19:48
Re: ADMIN: NavList emails of individual postsFrank Reed18 Apr 2023, 17:12
Re: A question regarding a series of sextant sightsRafael C. Caruso17 Apr 2023, 16:56
Longitude by Lunar EclipseFrank Reed16 Apr 2023, 18:00
Re: A question regarding a series of sextant sightsFrank Reed14 Apr 2023, 20:07
Re: A question regarding a series of sextant sightsRafael C. Caruso14 Apr 2023, 13:18
ADMIN: NavList emails of individual postsFrank Reed13 Apr 2023, 19:21
Re: A question regarding a series of sextant sightsFrank Reed13 Apr 2023, 14:22
A question regarding a series of sextant sightsRafael C. Caruso12 Apr 2023, 16:32
Re: What did Horrocks do?Frank Reed11 Apr 2023, 16:01
Re: Bangle.js watch / Javascript ephemerisDave Walden10 Apr 2023, 22:04
Re: Bangle.js watch / Javascript ephemerisBill Ritchie10 Apr 2023, 20:26
Re: Bangle.js watch / Javascript ephemerisFrank Reed10 Apr 2023, 15:35
Bangle.js watch / Javascript ephemerisBill Lionheart10 Apr 2023, 09:48
Re: Artificial Horizon liquid?Andy Visser9 Apr 2023, 20:13
Re: More Regulus-Moon (Near) Lunar FunFrank Reed9 Apr 2023, 19:18
Sell C. Plath Navistar ClassicJake Klara9 Apr 2023, 17:37
Re: More Regulus-Moon (Near) Lunar FunGreg Herdt8 Apr 2023, 00:23
Re: More Regulus-Moon (Near) Lunar FunGreg Herdt8 Apr 2023, 00:16
Re: More Regulus-Moon (Near) Lunar FunGreg Herdt7 Apr 2023, 22:25
Re: More Regulus-Moon (Near) Lunar FunPaul Hirose7 Apr 2023, 19:40
Re: My second lunarArt Leung7 Apr 2023, 13:16
Re: More Regulus-Moon (Near) Lunar FunRobin Stuart7 Apr 2023, 13:00
Re: There are nav aids and then there are nav aidsEd Popko7 Apr 2023, 11:56
Re: More Regulus-Moon (Near) Lunar FunKen Muldrew7 Apr 2023, 01:31
More Regulus-Moon (Near) Lunar FunGreg Herdt6 Apr 2023, 23:22
Re: There are nav aids and then there are nav aidsAlan S6 Apr 2023, 21:00
Re: My second lunarFrank Reed6 Apr 2023, 16:58
Re: Why Apps/Tools does not work on reednavigation.comFrank Reed5 Apr 2023, 20:47
Re: My second lunarArt Leung5 Apr 2023, 19:56
Re: Why Apps/Tools does not work on reednavigation.comHuub Robroek5 Apr 2023, 18:53
Re: My second lunarArt Leung5 Apr 2023, 17:23
Re: My second lunarFrank Reed5 Apr 2023, 16:24
Re: Why Apps/Tools does not work on reednavigation.comFrank Reed5 Apr 2023, 14:43
My second lunarArt Leung5 Apr 2023, 14:28
Grassy Island Range Lights.Dustin Baenen5 Apr 2023, 12:18
Re: Why Apps/Tools does not work on reednavigation.comHerman Dekker5 Apr 2023, 10:14
Re: My first lunarModris Fersters4 Apr 2023, 18:15
Re: My first lunarArt Leung4 Apr 2023, 17:29
Re: Why Apps/Tools does not work on reednavigation.comLars Bergman4 Apr 2023, 17:03
Re: Why Apps/Tools does not work on reednavigation.comHerman Dekker4 Apr 2023, 16:50
Re: Why Apps/Tools does not work on reednavigation.comFrank Reed4 Apr 2023, 15:55
Re: There are nav aids and then there are nav aidsFrank Reed4 Apr 2023, 15:06
Re: Why Apps/Tools does not work on reednavigation.comLars Bergman4 Apr 2023, 14:37
There are nav aids and then there are nav aidsEd Popko4 Apr 2023, 13:44
Re: My first lunarMichael Bradley4 Apr 2023, 07:37
Re: My first lunarAlexandre Eremenko3 Apr 2023, 23:59
Re: My first lunarFrank Reed3 Apr 2023, 23:13
Re: My first lunarKen Muldrew3 Apr 2023, 23:00
Re: My first lunarArt Leung3 Apr 2023, 21:31
Re: My first lunarArt Leung3 Apr 2023, 19:50
Re: Why Apps/Tools does not work on reednavigation.comFrank Reed3 Apr 2023, 19:34
Re: My first lunarAlexandre Eremenko3 Apr 2023, 19:15
Re: My first lunarFrank Reed3 Apr 2023, 19:00
My first lunarArt Leung3 Apr 2023, 18:06
Re: What did Horrocks do?James F Campbell3 Apr 2023, 14:53
Re: ChatGPT taking over management of NavListEd Popko3 Apr 2023, 13:50
Re: ChatGPT taking over management of NavListNoell Wilson3 Apr 2023, 12:59
Why Apps/Tools does not work on reednavigation.comModris Fersters3 Apr 2023, 07:29
Re: Pseudo-sextantsKees Sassen3 Apr 2023, 05:54
Re: Pseudo-sextantsHoward G3 Apr 2023, 01:02
Re: What did Horrocks do?Alan S3 Apr 2023, 00:22
Re: Practical limits to distance off by VSADavid McN2 Apr 2023, 22:08
Re: What did Horrocks do?Alexandre Eremenko2 Apr 2023, 20:39
Re: What did Horrocks do?Sean C2 Apr 2023, 19:20
Re: Practical limits to distance off by VSADavid Pike2 Apr 2023, 18:57
Re: Pseudo-sextantsDavid Pike2 Apr 2023, 18:40
Re: What did Horrocks do?Alexandre Eremenko2 Apr 2023, 16:22
Re: Pseudo-sextantsAlexandre Eremenko2 Apr 2023, 15:47
Re: What did Horrocks do?Frank Reed2 Apr 2023, 15:38
Re: Pseudo-sextantsBob Peterson2 Apr 2023, 14:03
Re: What did Horrocks do?Alexandre Eremenko2 Apr 2023, 14:02
Re: What did Horrocks do?Frank Reed2 Apr 2023, 13:10
Re: What did Horrocks do?Wolfgang Köberer2 Apr 2023, 08:26
Re: What did Horrocks do?Alexandre Eremenko2 Apr 2023, 03:47
Re: What did Horrocks do?Alexandre Eremenko2 Apr 2023, 03:38
Re: What did Horrocks do?Frank Reed2 Apr 2023, 00:44
Re: Practical limits to distance off by VSADavid McN1 Apr 2023, 23:00
What did Horrocks do?Frank Reed1 Apr 2023, 20:15
Venus +ONE: fast fix in daylightFrank Reed1 Apr 2023, 16:50
Re: Pseudo-sextantsDavid Pike1 Apr 2023, 16:47
Re: Practical limits to distance off by VSADavid Pike1 Apr 2023, 16:16
Pseudo-sextantsFrank Reed1 Apr 2023, 15:11
Re: Practical limits to distance off by VSADavid McN29 Mar 2023, 21:44
Re: Practical limits to distance off by VSADavid Pike29 Mar 2023, 20:48
Re: Practical limits to distance off by VSAFrank Reed29 Mar 2023, 18:14
Old C. Plath SextantBrent Evers29 Mar 2023, 18:01
Re: Practical limits to distance off by VSADavid Pike29 Mar 2023, 17:02
Re: Practical limits to distance off by VSAFrank Reed29 Mar 2023, 16:40
Re: Black USAAF navigators in WW2David Pike29 Mar 2023, 15:34
Re: Practical limits to distance off by VSADavid Pike29 Mar 2023, 14:02
Black USAAF navigators in WW2Paul Hirose28 Mar 2023, 23:27
Re: Practical limits to distance off by VSADavid Iwancio28 Mar 2023, 19:58
H.O. 214 volumes 1-10Frank Reed28 Mar 2023, 19:30
Practical limits to distance off by VSADavid McN28 Mar 2023, 09:57
Re: Definition of the equinoxFrank Reed27 Mar 2023, 17:04
Re: Definition of the equinoxJames F Campbell27 Mar 2023, 16:22
Re: Stellarium and Delta-T insanityAlexander Wolf27 Mar 2023, 07:02
Re: Tilt angle sensing for use as a sextantPaul Dolkas27 Mar 2023, 04:59
ADMIN: missing messages?Frank Reed26 Mar 2023, 20:51
Venus in daylightFrank Reed26 Mar 2023, 18:01
Re: ChatGPT taking over management of NavListSean C26 Mar 2023, 04:42
Re: ChatGPT taking over management of NavListFrank Reed26 Mar 2023, 01:53
ChatGPT taking over management of NavListFrank Reed25 Mar 2023, 22:12
Re: Stellarium and Delta-T insanityFrank Reed25 Mar 2023, 18:10
Re: Odd USNO web app clone resultsSean C25 Mar 2023, 16:58
Re: Odd USNO web app clone resultsEd Popko25 Mar 2023, 16:33
Re: Odd USNO web app clone resultsFrank Reed25 Mar 2023, 14:34
Re: Odd USNO web app clone resultsFrank Reed24 Mar 2023, 17:36
Re: Odd USNO web app clone resultsAntoine Couëtte24 Mar 2023, 16:53
Odd USNO web app clone resultsEd Popko24 Mar 2023, 14:42
Re: MAC sextantDustin Baenen24 Mar 2023, 12:29
Re: Definition of the equinoxAntoine Couëtte23 Mar 2023, 08:50
Re: MAC sextantFrank Reed23 Mar 2023, 01:49
Re: Definition of the equinoxFrank Reed23 Mar 2023, 01:37
Re: MAC sextantWendy Hitchins22 Mar 2023, 23:17
Re: Definition of the equinoxGary LaPook22 Mar 2023, 18:44
Re: Definition of the equinoxBela Kovacs22 Mar 2023, 18:10
Re: Definition of the equinoxAntoine Couëtte22 Mar 2023, 15:27
Re: Definition of the equinoxFrank Reed22 Mar 2023, 04:09
Re: Definition of the equinoxSean C22 Mar 2023, 03:21
Re: Analogue recording hand-bearing compass??David Pike21 Mar 2023, 10:41
Re: Definition of the equinoxSean C21 Mar 2023, 02:33
Re: Charles W Morgan time sightLars Bergman20 Mar 2023, 21:54
Re: Analogue recording hand-bearing compass??Art Leung20 Mar 2023, 20:00
Definition of the equinoxFrank Reed20 Mar 2023, 17:13
Re: History of astronomyFrank Reed20 Mar 2023, 17:07
Re: History of astronomyDavid Pike20 Mar 2023, 16:18
Re: Analogue recording hand-bearing compass??David Pike20 Mar 2023, 14:57
History of astronomyDave Walden20 Mar 2023, 11:42
Word of the day for a celestial sphereFrank Reed17 Mar 2023, 19:06
Re: Charles W Morgan time sightFrank Reed16 Mar 2023, 15:05
Re: On slide ruleHtom Trites15 Mar 2023, 22:59
Charles W Morgan time sightEd Popko15 Mar 2023, 15:54
Re: USNO Julian Date ConverterSean C15 Mar 2023, 02:45
Re: USNO Julian Date ConverterRobin Stuart14 Mar 2023, 13:18
Re: Submarine celestial through periscopeAndrés Ruiz14 Mar 2023, 11:18
Re: Submarine celestial through periscopeAndrés Ruiz14 Mar 2023, 10:57
Re: Submarine celestial through periscopeAndrés Ruiz14 Mar 2023, 10:43
Re: USNO Julian Date ConverterFrank Reed14 Mar 2023, 01:06
Re: Submarine celestial through periscopeDavid Pike14 Mar 2023, 00:33
Re: USNO Julian Date ConverterSean C14 Mar 2023, 00:25
Re: Analogue recording hand-bearing compass??David Pike13 Mar 2023, 22:50
Re: Submarine celestial through periscopeDavid Pike13 Mar 2023, 22:20
Re: USNO Julian Date ConverterFrank Reed13 Mar 2023, 20:46
Re: Submarine celestial through periscopeFrank Reed13 Mar 2023, 20:16
Re: Analogue recording hand-bearing compass??Bob Peterson13 Mar 2023, 18:21
USNO Julian Date ConverterRobin Stuart13 Mar 2023, 16:48
Re: Submarine celestial through periscopeAndrés Ruiz13 Mar 2023, 08:49
Re: Sight reduction - Ultra compact reloadedAlain Geier12 Mar 2023, 20:04
Re: Finding GMT/UT from OccultationsEd Popko11 Mar 2023, 22:45
Re: Finding GMT/UT from OccultationsEd Popko11 Mar 2023, 17:46
Re: Submarine celestial through periscopeFrank Reed11 Mar 2023, 13:54
Re: Finding GMT/UT from OccultationsRobin Stuart11 Mar 2023, 13:23
Re: Submarine celestial through periscopeDavid Pike11 Mar 2023, 11:40
Re: Losing TrebizondWolfgang Köberer11 Mar 2023, 08:20
Re: Finding GMT/UT from OccultationsEd Popko10 Mar 2023, 19:28
Re: Analogue recording hand-bearing compass??David Pike10 Mar 2023, 19:20
Losing TrebizondFrank Reed10 Mar 2023, 18:20
Re: Analogue recording hand-bearing compass??Michalis Vaidanis10 Mar 2023, 17:28
Re: Analogue recording hand-bearing compass??David Pike10 Mar 2023, 15:29
Re: Finding GMT/UT from OccultationsRobin Stuart10 Mar 2023, 13:58
Re: Submarine celestial through periscopeAntoine Couëtte10 Mar 2023, 08:23
Re: Sight reduction - Ultra compact reloadedGreg Rudzinski9 Mar 2023, 13:58
Sight reduction - Ultra compact reloadedAlain Geier8 Mar 2023, 14:52
Re: Surveying problemMike Burkes8 Mar 2023, 13:43
Re: Submarine celestial through periscopeAndrés Ruiz8 Mar 2023, 10:10
Finding GMT/UT from OccultationsEd Popko7 Mar 2023, 23:20
Re: Submarine celestial through periscopeDavid Pike7 Mar 2023, 21:03
Re: Nautical Almanac (orange cover) discontinuedDavid Pike7 Mar 2023, 16:48
Re: Submarine celestial through periscopeAndrés Ruiz7 Mar 2023, 13:36
Re: Nautical Almanac (orange cover) discontinuedJeremy C7 Mar 2023, 09:22
Re: Old copies Ho 229, HO 214, 211 etcJeremy C7 Mar 2023, 09:20
Re: Old copies Ho 229, HO 214, 211 etcSean C7 Mar 2023, 02:32
Nautical Almanac (orange cover) discontinuedBob Peterson6 Mar 2023, 19:44
Old copies Ho 229, HO 214, 211 etcDavid Berson6 Mar 2023, 18:19
Tilt angle sensing for use as a sextantJim Hickey6 Mar 2023, 17:33
Re: Surveying problemMike Burkes6 Mar 2023, 15:28
Re: Refilling an A10-A bubbleGreg Herdt5 Mar 2023, 22:52
Re: Surveying problemLars Bergman5 Mar 2023, 18:29
Re: Surveying problemMike Burkes5 Mar 2023, 14:19
Re: Refilling an A10-A bubbleGary LaPook5 Mar 2023, 07:53
Re: Jd 2460000.0Frank Reed5 Mar 2023, 01:56
Re: GPS AntiSpoof and SD contractionFrank Reed5 Mar 2023, 01:39
Refilling an A10-A bubbleGreg Herdt5 Mar 2023, 00:26
Re: Surveying problemMike Burkes4 Mar 2023, 22:32
Re: Surveying problemLars Bergman4 Mar 2023, 20:40
Jd 2460000.0Robin Stuart4 Mar 2023, 20:21
GPS AntiSpoof and SD contractionModris Fersters4 Mar 2023, 14:20
Re: Surveying problemMike Burkes4 Mar 2023, 00:07
Free: 'WoodenBoat' and 'Professional Boatbuilder'Bob Peterson3 Mar 2023, 18:31
Re: Surveying problemLars Bergman3 Mar 2023, 11:52
Re: Surveying problemFrank Reed2 Mar 2023, 17:42
Surveying problemMike Burkes2 Mar 2023, 17:37
Re: Submarine celestial through periscopeSean C2 Mar 2023, 00:53
Re: Submarine celestial through periscopeDavid Pike1 Mar 2023, 23:59
Submarine celestial through periscopePaul Hirose1 Mar 2023, 18:37
Venus & Jupiter in daylight todayFrank Reed1 Mar 2023, 15:51
Re: Analogue recording hand-bearing compass??David Pike1 Mar 2023, 09:54
Re: Stellarium and Delta-T insanityAntoine Couëtte1 Mar 2023, 09:23
Re: Stellarium and Delta-T insanityAlexander Wolf1 Mar 2023, 05:03
Re: Upcoming Planets 2023 close encountersAntoine Couëtte28 Feb 2023, 20:00
Stellarium and Delta-T insanityFrank Reed28 Feb 2023, 14:25
Re: Upcoming Planets 2023 close encountersAntoine Couëtte28 Feb 2023, 03:46
Re: Upcoming Planets 2023 close encountersPaul Hirose28 Feb 2023, 00:43
Re: Analogue recording hand-bearing compass??Bill Morris27 Feb 2023, 23:48
Nautical AlmanacJames F Campbell27 Feb 2023, 21:33
Analogue recording hand-bearing compass??David Pike27 Feb 2023, 16:06
Modern Celestial at Mystic Seaport this weekendFrank Reed23 Feb 2023, 18:54
Re: Celestial events, coming soon...Frank Reed23 Feb 2023, 16:27
Re: Francis Upchurch's Astra sextant...and my first lunar!Jonathan Ho23 Feb 2023, 14:10
Re: Francis Upchurch's Astra sextant...and my first lunar!Jonathan Ho23 Feb 2023, 14:02
Re: Celestial events, coming soon...Bill Ritchie22 Feb 2023, 09:58
Re: Celestial events, coming soon...Rafael C. Caruso21 Feb 2023, 23:16
Re: Celestial events, coming soon...Rafael C. Caruso21 Feb 2023, 22:38
Celestial events, coming soon...Frank Reed21 Feb 2023, 17:20
Re: Chauvenet lunar distance methodPaul Hirose18 Feb 2023, 22:16
Re: Chauvenet lunar distance methodModris Fersters18 Feb 2023, 20:59
Re: Validity of HO249 Vol. 1Frank Reed17 Feb 2023, 17:09
Validity of HO249 Vol. 1Philippe Posth17 Feb 2023, 15:10
Re: Chauvenet lunar distance methodPaul Hirose16 Feb 2023, 19:43
Horizon Attachment Link A-12 SextantDavid L Masters16 Feb 2023, 14:33
Re: Francis Upchurch's Astra sextant...and my first lunar!Modris Fersters15 Feb 2023, 20:06
Re: Francis Upchurch's Astra sextant...and my first lunar!Frank Reed15 Feb 2023, 14:35
Re: Francis Upchurch's Astra sextant...and my first lunar!Jonathan Ho14 Feb 2023, 21:57
Re: Chinese sextant GLH130-60Noell Wilson14 Feb 2023, 17:55
Analemma over Mystic SeaportFrank Reed13 Feb 2023, 19:23
Re: Celestial globe goresK McGrath12 Feb 2023, 18:15
Re: Celestial globe goresTibor Miseta12 Feb 2023, 01:46
Re: On slide rulesMichalis Vaidanis12 Feb 2023, 00:15
Re: Eclipse timings and theodolite accuracyRobin Stuart11 Feb 2023, 13:55
Re: Celestial globe goresBob Goethe11 Feb 2023, 05:19
Re: On slide rulesAlan S11 Feb 2023, 05:16
Re: On slide ruleAlan S10 Feb 2023, 23:11
Re: Celestial globe goresK McGrath10 Feb 2023, 22:25
Re: Celestial globe goresBob Goethe10 Feb 2023, 19:48
Re: Celestial globe goresK McGrath10 Feb 2023, 19:14
Re: Eclipse timings and theodolite accuracySean C10 Feb 2023, 07:21
Re: On slide rulesRobert VanderPol II10 Feb 2023, 04:53
Re: Eclipse timings and theodolite accuracyRobin Stuart9 Feb 2023, 13:41
Re: Francis Upchurch's Astra sextant...and my first lunar!Modris Fersters9 Feb 2023, 09:07
Re: Eclipse timings and theodolite accuracyRoger W. Sinnott9 Feb 2023, 02:15
Re: Francis Upchurch's Astra sextant...and my first lunar!Jonathan Ho8 Feb 2023, 19:11
Eclipse timings and theodolite accuracyRobin Stuart8 Feb 2023, 16:58
Re: On slide rulesArt Leung8 Feb 2023, 14:21
Re: Chinese sextant GLH130-60Alan S8 Feb 2023, 04:45
Re: Chinese sextant GLH130-60Noell Wilson8 Feb 2023, 02:54
Re: On slide rulesGary LaPook7 Feb 2023, 12:18
Re: On slide rulesGary LaPook7 Feb 2023, 11:30
Re: On slide rulesGary LaPook7 Feb 2023, 11:25
Re: Francis Upchurch's Astra sextant...and my first lunar!Francis Upchurch7 Feb 2023, 09:22
Re: On slide rulesPaul Dolkas7 Feb 2023, 00:40
Re: Latitude of a Weird MonumentFrank Reed6 Feb 2023, 23:33
On slide rulesAlan S6 Feb 2023, 22:40
Francis Upchurch's Astra sextant...and my first lunar!Jonathan Ho6 Feb 2023, 22:10
Re: Latitude of a Weird MonumentFrank Reed6 Feb 2023, 18:28
Re: Latitude of a Weird MonumentAntoine Couëtte6 Feb 2023, 16:46
GPS Anti Spoof app update availableFrank Reed6 Feb 2023, 14:58
Re: Latitude of a Weird MonumentFrank Reed6 Feb 2023, 14:55
Re: Mars occultation or close approach tonightSean C5 Feb 2023, 23:06
Re: Mars occultation or close approach tonightFrank Reed5 Feb 2023, 21:52
Re: Mars occultation or close approach tonightRussell D. Sampson5 Feb 2023, 20:26
Re: Latitude of a Weird MonumentAntoine Couëtte5 Feb 2023, 14:37
Re: Mars occultation or close approach tonightFrank Reed4 Feb 2023, 17:52
Latitude of a Weird MonumentFrank Reed4 Feb 2023, 17:00
Re: Altitude RulerK McGrath4 Feb 2023, 14:08
Re: Altitude RulerK McGrath2 Feb 2023, 20:22
Re: Wind turbines beyond the horizonLouis Carrier2 Feb 2023, 20:10
Re: Altitude RulerArt Leung2 Feb 2023, 18:55
Re: Altitude RulerBill Morris1 Feb 2023, 22:11
Re: Nautical Almanac calculator methodsAndrés Ruiz1 Feb 2023, 14:14
Re: Mars occultation or close approach tonightDavid Iwancio31 Jan 2023, 20:03
Re: Wind turbines beyond the horizonFrank Reed31 Jan 2023, 18:10
Re: Mars occultation or close approach tonightRussell D. Sampson31 Jan 2023, 17:25
Re: Mars occultation or close approach tonightRussell D. Sampson31 Jan 2023, 17:17
Re: Altitude RulerK McGrath31 Jan 2023, 08:04
Mars occultation or close approach tonightFrank Reed31 Jan 2023, 04:18
Re: Wind turbines beyond the horizonLouis Carrier30 Jan 2023, 22:28
Re: Altitude RulerDavid Pike30 Jan 2023, 20:48
Modern Celestial: at Mystic Seaport, and Online...Frank Reed30 Jan 2023, 20:05
Re: Altitude RulerBob Goethe30 Jan 2023, 17:17
Re: Altitude RulerArt Leung30 Jan 2023, 16:50
Re: Upcoming Planets 2023 close encountersAntoine Couëtte30 Jan 2023, 16:28
Re: Altitude RulerArt Leung30 Jan 2023, 16:01
Re: Altitude RulerK McGrath30 Jan 2023, 09:56
Re: Altitude RulerK McGrath30 Jan 2023, 09:14
Re: Altitude RulerGary LaPook30 Jan 2023, 08:25
Re: Nautical Almanac calculator methodsFrank Reed30 Jan 2023, 05:30
Re: Altitude RulerDavid Pike29 Jan 2023, 20:04
Altitude RulerK McGrath29 Jan 2023, 16:51
Re: Upcoming Planets 2023 close encountersRobert H. van Gent29 Jan 2023, 12:38
Re: Camfield Brothers from England c.1760Don Seltzer29 Jan 2023, 04:13
Re: Upcoming Planets 2023 close encountersAntoine Couëtte28 Jan 2023, 20:23
Re: Upcoming Planets 2023 close encountersFrank Reed28 Jan 2023, 18:35
Re: Upcoming Planets 2023 close encountersRobert H. van Gent28 Jan 2023, 18:08
Re: Upcoming Planets 2023 close encountersRobert H. van Gent28 Jan 2023, 18:03
Re: Upcoming Planets 2023 close encountersDave Walden28 Jan 2023, 15:21
Re: US GPO Nautical Almanac for 2023 is out of printFrank Reed28 Jan 2023, 04:39
Re: Upcoming Planets 2023 close encountersAntoine Couëtte27 Jan 2023, 13:16
Re: US GPO Nautical Almanac for 2023 is out of printFrank A27 Jan 2023, 07:05
Re: US GPO Nautical Almanac for 2023 is out of printGary LaPook27 Jan 2023, 03:55
Camfield Brothers from England c.1760Adrienne Camfield27 Jan 2023, 00:51
US GPO Nautical Almanac for 2023 is out of printEd Popko26 Jan 2023, 17:37
NA Moon Hs Dec refreshEd Popko26 Jan 2023, 15:44
Re: Russian book's chapter on sextant errors. TranslationJohn Rizzuto26 Jan 2023, 14:36
Re: Watch for Kollsman periscopic octantDavid Pike25 Jan 2023, 23:58
Re: Nautical Almanac calculator methodsDavid Iwancio25 Jan 2023, 23:27
Re: Nautical Almanac calculator methodsDavid Iwancio25 Jan 2023, 22:45
Re: Russian book's chapter on sextant errors. TranslationBruce Cutting25 Jan 2023, 22:22
Re: Watch for Kollsman periscopic octantAlexandre Eremenko25 Jan 2023, 21:51
Re: Watch for Kollsman periscopic octantPaul Loubris25 Jan 2023, 21:23
Russian book's chapter on sextant errors. TranslationModris Fersters25 Jan 2023, 19:44
Watch for Kollsman periscopic octantJoe Wong25 Jan 2023, 09:38
Re: Artificial Horizon liquid?Philippe Posth24 Jan 2023, 09:57
Re: Sextant calibration by observationsBruce Cutting23 Jan 2023, 21:29
Re: Sextant calibration by observationsModris Fersters23 Jan 2023, 19:53
Re: Sextant calibration by observationsModris Fersters23 Jan 2023, 19:04
Nautical Almanac calculator methodsFrank Reed23 Jan 2023, 17:49
Re: Sextant calibration by observationsAlexandre Eremenko22 Jan 2023, 18:43
Re: Sextant calibration by observationsBruce Cutting22 Jan 2023, 17:49
Re: Sextant calibration by observationsModris Fersters22 Jan 2023, 16:31
Re: Freiberger Sextant BoxesK McGrath21 Jan 2023, 23:07
Re: Freiberger Sextant BoxesLuc Van den Borre21 Jan 2023, 18:59
Re: Sextant calibration by observationsAlexandre Eremenko21 Jan 2023, 17:47
Re: Freiberger Sextant BoxesK McGrath21 Jan 2023, 16:19
Re: Sextant calibration by observationsModris Fersters21 Jan 2023, 09:42
Re: Sextant calibration by observationsModris Fersters21 Jan 2023, 09:39
Re: Wind turbines beyond the horizonBill Ritchie20 Jan 2023, 09:50
Re: Sextant calibration by observationsAlexandre Eremenko20 Jan 2023, 05:52
Re: Sextant calibration by observationsFrank Reed19 Jan 2023, 21:38
Sextant calibration by observationsModris Fersters19 Jan 2023, 19:53
Re: Wind turbines beyond the horizonFrank Reed18 Jan 2023, 18:49
Re: SNO-T sextant Galilean telescopeAlexandre Eremenko18 Jan 2023, 05:28
Re: SNO-T sextant Galilean telescopeAlexandre Eremenko18 Jan 2023, 05:14
Re: SNO-T sextant Galilean telescopeFrank Reed18 Jan 2023, 01:55
Re: SNO-T sextant Galilean telescopeBruce Cutting18 Jan 2023, 01:47
Re: SNO-T sextant Galilean telescopeAlexandre Eremenko17 Jan 2023, 22:05
Re: SNO-T sextant Galilean telescopeAlexandre Eremenko17 Jan 2023, 21:55
Re: Any Research on "False Horizons" Under the Moon?David Pike17 Jan 2023, 19:42
Re: SNO-T sextant Galilean telescopeModris Fersters17 Jan 2023, 18:23
Re: Compass directions and "North by Northwest"Frank Reed17 Jan 2023, 17:54
Re: Compass directions and "North by Northwest"Townsend Wentz Jr17 Jan 2023, 17:50
Re: Comet ZTF or WTF!?Russell D. Sampson17 Jan 2023, 17:36
Re: SNO-T sextant Galilean telescopeBruce Cutting17 Jan 2023, 17:26
Re: SNO-T sextant Galilean telescopeAlexandre Eremenko17 Jan 2023, 16:55
Any Research on "False Horizons" Under the Moon?David Iwancio17 Jan 2023, 06:53
Re: SNO-T sextant Galilean telescopeModris Fersters17 Jan 2023, 05:49
Re: SNO-T sextant Galilean telescopeAlexandre Eremenko16 Jan 2023, 22:54
Re: SNO-T sextant Galilean telescopeBruce Cutting16 Jan 2023, 22:42
Re: SNO-T sextant Galilean telescopeModris Fersters16 Jan 2023, 19:37
Re: SNO-T sextant Galilean telescopePeter Monta16 Jan 2023, 03:50
Re: SNO-T sextant Galilean telescopeTibor Miseta15 Jan 2023, 23:41
Comet ZTF or WTF!?Frank Reed15 Jan 2023, 21:40
Re: SNO-T sextant Galilean telescopeAlexandre Eremenko15 Jan 2023, 19:18
Re: SNO-T sextant Galilean telescopeBruce Cutting15 Jan 2023, 19:08
Re: Guyou's Two MethodsMichalis Vaidanis15 Jan 2023, 17:27
SNO-T sextant Galilean telescopeModris Fersters15 Jan 2023, 14:25
Re: Upcoming Planets 2023 close encountersRobert H. van Gent13 Jan 2023, 10:59
Upcoming Planets 2023 close encountersAntoine Couëtte13 Jan 2023, 06:51
Re: Artificial Horizon liquid?Greg Rudzinski12 Jan 2023, 18:48
Re: Artificial Horizon liquid?Michael Josefsson12 Jan 2023, 11:37
Re: Artificial Horizon liquid?Gary LaPook12 Jan 2023, 06:14
Re: Artificial Horizon liquid?David C12 Jan 2023, 01:42
Re: Artificial Horizon liquid?Brian Villmoare12 Jan 2023, 00:08
Re: Artificial Horizon liquid?Greg Rudzinski11 Jan 2023, 22:38
Re: Artificial Horizon liquid?Brian Villmoare11 Jan 2023, 19:53
Re: Artificial Horizon liquid?Frank Reed11 Jan 2023, 19:31
Re: Artificial Horizon liquid?Brian Villmoare11 Jan 2023, 16:40
Re: Artificial Horizon liquid?Ed Popko11 Jan 2023, 16:24
Re: Artificial Horizon liquid?Greg Rudzinski11 Jan 2023, 15:07
Artificial Horizon liquid?Michael Josefsson11 Jan 2023, 07:14
Re: Bris sextant land use with artificial horizonGreg Rudzinski10 Jan 2023, 22:07
Re: Bris sextant land use with artificial horizonGreg Rudzinski10 Jan 2023, 21:54
Re: Guyou's Two MethodsLars Bergman10 Jan 2023, 15:21
English Scientific Instrument Trade during the Industrial Revolution 1760-1851Noell Wilson10 Jan 2023, 11:10
Re: Bris sextant land use with artificial horizonBrian Villmoare10 Jan 2023, 03:59
Re: Airport with an air museum in the newsFrank Reed10 Jan 2023, 00:51
Re: Wind turbines beyond the horizonFrank Reed10 Jan 2023, 00:06
Re: Airport with an air museum in the newsFrank Reed9 Jan 2023, 15:39
Re: Guyou's Two MethodsMichalis Vaidanis9 Jan 2023, 15:35
Re: Wind turbines beyond the horizonFrank Reed9 Jan 2023, 14:36
Re: Wind turbines beyond the horizonDavid Pike9 Jan 2023, 10:01
Re: Airport with an air museum in the newsDavid Pike8 Jan 2023, 22:38
Re: Wind turbines beyond the horizonFrank Reed8 Jan 2023, 20:50
Re: Bris sextant land use with artificial horizonGreg Rudzinski8 Jan 2023, 20:13
Re: Celestial globe goresDavid Pike7 Jan 2023, 23:11
Re: Wind turbines beyond the horizonAlexandre Eremenko7 Jan 2023, 21:30
Re: Bris sextant land use with artificial horizonFrank Reed7 Jan 2023, 19:52
Re: Freiberger Sextant BoxesK McGrath7 Jan 2023, 17:41
Re: Wind turbines beyond the horizonRussell D. Sampson7 Jan 2023, 17:23
Re: Celestial globe goresTibor Miseta7 Jan 2023, 16:19
Re: Freiberger Sextant BoxesWerner Luehmann7 Jan 2023, 12:44
Re: Bris sextant land use with artificial horizonBrian Villmoare7 Jan 2023, 09:56
Re: Freiberger Sextant BoxesRafael C. Caruso7 Jan 2023, 04:08
Re: Freiberger Sextant BoxesWerner Luehmann6 Jan 2023, 22:21
Tamaya NC-99Martin Caminos6 Jan 2023, 21:33
Re: Occultation of Mars tonight by the Full MoonFrank A6 Jan 2023, 21:27
Re: Celestial globe goresDavid Pike6 Jan 2023, 21:27
Freiberger Sextant BoxesK McGrath6 Jan 2023, 21:06
Re: Celestial globe goresK McGrath6 Jan 2023, 20:58
Wind turbines beyond the horizonFrank Reed6 Jan 2023, 20:03
Re: Bris sextant land use with artificial horizonEdu Blanco6 Jan 2023, 19:57
Re: Chinese sextant GLH130-60Frank A6 Jan 2023, 17:47
Re: Bris sextant land use with artificial horizonFrank Reed6 Jan 2023, 17:10
Re: Bris sextant land use with artificial horizonEdu Blanco6 Jan 2023, 16:40
Re: Bris sextant land use with artificial horizonDavid Fleming6 Jan 2023, 02:05
Re: Bris sextant land use with artificial horizonEdu Blanco6 Jan 2023, 00:24
Re: Celestial globe goresFrank Reed5 Jan 2023, 19:38
Re: Celestial globe goresDavid Pike5 Jan 2023, 19:09
Re: Bris sextant land use with artificial horizonFrank Reed5 Jan 2023, 15:11
Re: Celestial globe goresTibor Miseta5 Jan 2023, 09:59
Re: Celestial globe goresDavid Pike4 Jan 2023, 19:17
Re: Celestial globe goresTibor Miseta3 Jan 2023, 21:51
Re: Celestial globe goresK McGrath3 Jan 2023, 20:35
Re: Captain Scott's sextantHenry Klejdys3 Jan 2023, 17:00
Re: Captain Scott's sextantHenry Klejdys3 Jan 2023, 15:34
Re: Captain Scott's sextantHenry Klejdys3 Jan 2023, 15:28
Re: Captain Scott's sextantRobin Stuart3 Jan 2023, 14:39
Re: Captain Scott's sextantDavid Pike3 Jan 2023, 09:54
Captain Scott's sextantMartin Caminos3 Jan 2023, 04:53
Re: Captain Scott's sextantFrank Reed2 Jan 2023, 23:40
Re: Captain Scott's sextantFred Hebard2 Jan 2023, 22:00
Re: Captain Scott's sextantFrank Reed2 Jan 2023, 17:57
Re: Captain Scott's sextantHenry Klejdys2 Jan 2023, 14:27
Re: Celestial globe goresFrank Reed2 Jan 2023, 04:01
Re: Celestial globe goresDavid Pike1 Jan 2023, 22:31
Re: Celestial globe goresRobert H. van Gent1 Jan 2023, 20:19
Bris sextant land use with artificial horizonEdu Blanco1 Jan 2023, 15:30
Re: Search functionFrank Reed1 Jan 2023, 15:25
Re: Celestial globe goresTibor Miseta1 Jan 2023, 12:38
Search functionHerman Dekker1 Jan 2023, 04:36
Re: Happy New YearFrank Reed1 Jan 2023, 00:02

Index includes 1452 messages.

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