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

Recent Messages

Index includes 189 messages. Sorted by message ID, in descending order.

                    
Re: Venus in daylightFrank Reed1 Apr, 05:23
Re: Venus in daylightDavid C1 Apr, 05:02
Re: Celestial in the Age of Sail, April 7-9, onlineSam Lyness1 Apr, 01:41
Re: Sun-Venus distance observationFrank Reed31 Mar, 22:29
Re: Lunars: optimal angular distancesFrank Reed31 Mar, 22:19
Re: Venus in daylightFrank Reed31 Mar, 21:54
Re: Venus in daylightDavid C31 Mar, 21:36
Re: Venus in daylightDavid C31 Mar, 21:30
Re: Venus in daylightFrank Reed31 Mar, 20:47
Lunars: optimal angular distancesSteve E. Bryant31 Mar, 18:55
Celestial in the Age of Sail, April 7-9, onlineFrank Reed31 Mar, 18:17
Re: Navigation webinarsDavid Pike31 Mar, 13:29
Sextant problem gonePaul Werner31 Mar, 12:09
Minimum geocentric Saturn-Mars apparent angular DistanceAntoine Couëtte31 Mar, 07:07
Re: Bagnold Sun CompassDavid C31 Mar, 06:16
Re: Venus in daylightDavid C31 Mar, 04:38
Bagnold Sun CompassMichael Jones31 Mar, 04:00
Nautical Almanac AppDavid C30 Mar, 21:44
Re: d correctionTony Oz30 Mar, 21:38
Re: d correctionAlan S30 Mar, 20:59
Air Almanac and AP 2020 availableAlexander Duytschaever30 Mar, 13:35
Re: d correctionTony Oz30 Mar, 09:11
Re: d correctionBarrie Heald30 Mar, 02:33
Re: Sun-Venus distance observationIgor S.29 Mar, 21:56
Re: Venus in daylightDavid C29 Mar, 21:33
Re: Sun-Venus distance observationIgor S.29 Mar, 21:33
Re: Venus in daylightDoug Faunt29 Mar, 16:52
Re: Venus in daylightDoug Faunt29 Mar, 16:50
Re: d correctionTony Oz29 Mar, 16:25
Re: d correctionBarrie Heald29 Mar, 14:05
Re: Venus in daylightTony Oz29 Mar, 13:21
Re: Venus in daylightDavid Pike29 Mar, 09:46
Re: Venus in daylightSean C29 Mar, 04:40
Re: Venus in daylightGreg Rudzinski29 Mar, 00:41
Re: Venus in daylightDavid C28 Mar, 23:17
Re: Venus in daylightDavid C28 Mar, 23:08
Re: Venus in daylightTony Oz28 Mar, 20:14
Re: Venus in daylightFrank Reed28 Mar, 19:54
Re: Venus in daylightTony Oz28 Mar, 18:57
Re: Venus in daylightFrank Reed28 Mar, 03:27
Re: Venus in daylightDavid C28 Mar, 02:39
Re: Venus in daylightFrank Reed28 Mar, 01:53
Venus in daylightFrank Reed27 Mar, 22:19
Re: Sun-Venus distance observationHerman Dekker27 Mar, 19:46
Re: Sun-Venus distance observationTony Oz27 Mar, 19:35
Re: Sun-Venus distance observationIgor S.27 Mar, 10:58
Re: GPS Anti Spoof ProDavid Pike27 Mar, 08:40
Re: GPS Anti Spoof ProDavid C27 Mar, 06:41
Re: GPS Anti Spoof ProDavid C27 Mar, 06:28
Re: GPS Anti Spoof ProDavid C27 Mar, 06:24
Re: GPS Anti Spoof ProFrank Reed27 Mar, 00:10
Re: GPS Anti Spoof ProDavid Pike26 Mar, 23:11
Re: LAN calculations for GHATony Oz26 Mar, 22:54
LAN calculations for GHAAdam Frolic26 Mar, 19:28
Re: Maskelyne: Astronomer RoyalGeoffrey Kolbe26 Mar, 06:13
Re: Bubble SextantsRobert Swartz26 Mar, 00:37
Re: Maskelyne: Astronomer RoyalDoug Faunt26 Mar, 00:16
Re: Maskelyne: Astronomer RoyalCharles McElhill25 Mar, 21:33
Re: Maskelyne: Astronomer RoyalAlexandre Eremenko25 Mar, 20:54
Bubble SextantsRobert Swartz25 Mar, 18:57
Re: Maskelyne: Astronomer RoyalWolfgang Köberer25 Mar, 16:53
Re: A12 vs A8-A sextantsRobert Swartz25 Mar, 15:44
Re: Maskelyne: Astronomer RoyalFrank Reed25 Mar, 04:20
Re: GPS Anti Spoof ProFrank Reed25 Mar, 03:36
Happy Birthday, John HarrisonFrank Reed25 Mar, 03:24
Re: Maskelyne: Astronomer RoyalDavid Pike24 Mar, 21:16
Re: Maskelyne: Astronomer RoyalCharles McElhill24 Mar, 12:38
GPS Anti Spoof ProEd Popko24 Mar, 10:59
Re: A12 vs A8-A sextantsGary LaPook24 Mar, 03:30
Re: A12 vs A8-A sextantsChris Caswell23 Mar, 21:43
Re: Maskelyne: Astronomer RoyalFrank Reed23 Mar, 21:42
Re: A12 vs A8-A sextantsMichael Jones23 Mar, 19:33
Re: Maskelyne: Astronomer RoyalJackson McDonald23 Mar, 18:11
Re: Maskelyne: Astronomer RoyalFrancis Upchurch23 Mar, 17:28
Maskelyne: Astronomer RoyalCharles McElhill23 Mar, 16:33
Re: Index error vs. index correctionAntoine Couëtte23 Mar, 16:27
Re: A12 vs A8-A sextantsDustin Baenen23 Mar, 13:42
Re: Sun-Venus distance observationTony Oz23 Mar, 11:58
Re: Longitude by Time Sight Using a Slide RuleFrancis Upchurch23 Mar, 06:39
Re: Longitude by Time Sight Using a Slide RuleAlan S23 Mar, 02:37
Re: Longitude by Time Sight Using a Slide RuleGreg Rudzinski22 Mar, 23:19
Re: Longitude by Time Sight Using a Slide RuleAlan S22 Mar, 22:32
Re: A12 vs A8-A sextantsMichael Jones22 Mar, 21:06
Re: Index error vs. index correctionRobin Stuart22 Mar, 20:54
Re: Index error vs. index correctionAntoine Couëtte22 Mar, 19:17
Sun-Venus distance observationTony Oz22 Mar, 20:26
Re: Index error vs. index correctionAntoine Couëtte22 Mar, 19:07
Re: A12 vs A8-A sextantsGary LaPook22 Mar, 19:06
Re: A12 vs A8-A sextantsGary LaPook22 Mar, 19:02
A12 vs A8-A sextantsMichael Jones22 Mar, 13:51
Re: Index error vs. index correctionRobin Stuart22 Mar, 13:49
Using Photographs from the wwwDavid Pike22 Mar, 13:37
Re: Please help to identify a sextantDavid Pike22 Mar, 10:28
Re: Index error vs. index correctionGary LaPook22 Mar, 01:39
Re: Please help to identify a sextantPeter Monta21 Mar, 23:25
Re: Modern Bygrave Slide Rule EmulatorBill Ritchie21 Mar, 23:05
Re: Please help to identify a sextantDavid Pike21 Mar, 22:15
Re: Please help to identify a sextantTony Oz21 Mar, 20:43
Re: Index error vs. index correctionAntoine Couëtte21 Mar, 20:22
Re: Please help to identify a sextantGeoffrey Kolbe21 Mar, 20:20
Re: Tabulate Lunar Distances by GHATony Oz21 Mar, 20:03
Re: Tabulate Lunar Distances by GHATony Oz21 Mar, 19:56
Tabulate Lunar Distances by GHAFrank Reed21 Mar, 19:13
Re: Index error vs. index correctionDave Walden21 Mar, 13:04
Re: Please help to identify a sextantDavid Pike21 Mar, 09:57
Re: Calculating the time when GHA is equals zero?Tony Oz21 Mar, 07:08
Re: Calculating the time when GHA is equals zero?Steve E. Bryant21 Mar, 00:15
Re: Please help to identify a sextantDavid Pike20 Mar, 21:15
(Almost) no shadowBob Miorelli20 Mar, 20:13
Re: Index error vs. index correctionAntoine Couëtte20 Mar, 19:36
Re: H.O. 249: rounding HoPaul Hirose20 Mar, 18:43
Re: Please help to identify a sextantTony Oz20 Mar, 08:45
Re: H.O. 249: rounding HoMichael Jones20 Mar, 04:26
Re: Please help to identify a sextantAlexandre Eremenko20 Mar, 01:07
Re: Please help to identify a sextantIgor S.19 Mar, 23:35
Navigation webinarsDavid Pike19 Mar, 21:36
Please help to identify a sextantTony Oz19 Mar, 21:04
Re: Navigate to this islandAlexandre Eremenko19 Mar, 20:39
Re: Navigate to this islandTony Oz19 Mar, 20:24
Re: Navigate to this islandJames F Campbell19 Mar, 20:20
Re: Navigate to this islandJackson McDonald19 Mar, 20:15
Re: Navigate to this islandGreg Rudzinski19 Mar, 20:10
Re: Navigate to this islandGreg Rudzinski19 Mar, 20:08
Navigate to this islandFrank Reed19 Mar, 19:20
Re: Modern Bygrave Slide Rule EmulatorFrancis Upchurch19 Mar, 10:52
Re: Modern Bygrave Slide Rule EmulatorBill Ritchie18 Mar, 18:53
Re: Grand Princess and Plague flagJeremy C18 Mar, 09:13
Re: Grand Princess and Plague flagJeremy C18 Mar, 09:08
Re: H.O. 249: rounding HoGary LaPook18 Mar, 07:36
Re: Royal Museums Greenwich closedDavid C18 Mar, 04:53
Re: Royal Museums Greenwich closedPeter Monta17 Mar, 23:40
H.O. 249: rounding HoIgor S.17 Mar, 22:56
Re: Kelvin Hughes sounding sextant !Frank Atkins17 Mar, 22:30
Re: GPS Anti Spoof: time to update...Frank Reed17 Mar, 21:53
Re: Royal Museums Greenwich closedChris Willmes17 Mar, 20:38
Re: Grand Princess and Plague flagDoug Faunt17 Mar, 20:12
Re: Grand Princess and Plague flagDavid Pike17 Mar, 20:02
GMT by Lunar Distance in GuatemalaFrank Reed17 Mar, 19:59
Royal Museums Greenwich closedFrank Reed17 Mar, 19:55
Re: Grand Princess and Plague flagLu Abel17 Mar, 18:47
Re: Kelvin Hughes sounding sextant !Jean-Philippe Planas17 Mar, 17:29
Re: Kelvin Hughes sounding sextant !Ed Popko17 Mar, 16:51
Re: Kelvin Hughes sounding sextant !Bill Morris17 Mar, 06:34
Grand Princess and Plague flagPaul Saffo17 Mar, 04:45
Re: Calculating the time when GHA is equals zero?Tony Oz16 Mar, 10:58
Re: Calculating the time when GHA is equals zero?Paul Hirose14 Mar, 20:21
Re: Calculating the time when GHA is equals zero?Tony Oz14 Mar, 19:07
Re: Calculating the time when GHA is equals zero?Steve E. Bryant14 Mar, 17:45
Re: Calculating the time when GHA is equals zero?Jeremy C14 Mar, 10:39
Re: Calculating the time when GHA is equals zero?Steve E. Bryant14 Mar, 06:18

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