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

March, 2020

Index includes 250 messages. Sorted by message ID, in descending order.

                    
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
Re: Calculating the time when GHA is equals zero?Jeremy C14 Mar, 04:35
Re: Kelvin Hughes sounding sextant !Frank Atkins13 Mar, 23:28
Re: Calculating the time when GHA is equals zero?Tony Oz13 Mar, 22:58
Index error vs. index correctionPaul Hirose13 Mar, 21:38
Re: Kelvin Hughes sounding sextant !Paul Hirose13 Mar, 21:36
Re: Time of SunsetDavid C13 Mar, 21:26
Re: Calculating the time when GHA is equals zero?Tony Oz13 Mar, 19:37
Re: Captain Cook & celestial navigationRoger W. Sinnott13 Mar, 17:56
Re: Captain Cook & celestial navigationRobin Stuart13 Mar, 16:29
Re: Calculating the time when GHA is equals zero?Jeremy C13 Mar, 12:22
Time of SunsetDavid C13 Mar, 07:48
Re: Calculating the time when GHA is equals zero?Steve E. Bryant13 Mar, 03:20
Re: Another SpaceX launch: photo celestialThomas Spidle13 Mar, 01:54
Re: Another SpaceX launch: photo celestialDoug Faunt12 Mar, 20:00
Re: Another SpaceX launch: photo celestialFrank Reed12 Mar, 19:41
Re: Calculating the time when GHA is equals zero?Tony Oz12 Mar, 18:02
Re: GPS Anti Spoof: time to update...Frank Reed12 Mar, 17:29
Re: Kelvin Hughes sounding sextant !Frank Atkins12 Mar, 12:09
Re: Kelvin Hughes sounding sextant !Michael Bradley12 Mar, 12:04
Re: Calculating the time when GHA is equals zero?Jeremy C12 Mar, 08:06
Re: Kelvin Hughes sounding sextant !Michael Bradley11 Mar, 23:37
Re: Calculating the time when GHA is equals zero?Tony Oz11 Mar, 20:13
Re: Using the sun's direct and reflected image to determine a sextant's IEAntoine Couëtte11 Mar, 19:09
Re: Calculating the time when GHA is equals zero?Steve E. Bryant11 Mar, 06:23
Re: Modern Bygrave Slide Rule EmulatorGary LaPook10 Mar, 20:42
Re: Using the sun's direct and reflected image to determine a sextant's IETony Oz10 Mar, 18:47
Re: Using the sun's direct and reflected image to determine a sextant's IETony Oz10 Mar, 13:41
Re: Using the sun's direct and reflected image to determine a sextant's IEEd Popko10 Mar, 11:46
Re: Using the sun's direct and reflected image to determine a sextant's IEPaul Hirose10 Mar, 06:03
Re: Using the sun's direct and reflected image to determine a sextant's IEGreg Rudzinski9 Mar, 23:34
Custom Compact Sight Reduction TablesGreg Rudzinski9 Mar, 22:13
Re: Using the sun's direct and reflected image to determine a sextant's IEEd Popko9 Mar, 20:23
Re: Using the sun's direct and reflected image to determine a sextant's IEGreg Rudzinski9 Mar, 19:39
Re: Using the sun's direct and reflected image to determine a sextant's IETony Oz9 Mar, 19:26
Re: Calculating the time when GHA is equals zero?Tony Oz9 Mar, 18:59
Re: Using the sun's direct and reflected image to determine a sextant's IEGreg Rudzinski9 Mar, 17:21
Using the sun's direct and reflected image to determine a sextant's IEEd Popko9 Mar, 12:59
Kelvin Hughes sounding sextant !Frank Atkins9 Mar, 09:25
Calculating the time when GHA is equals zero?Steve E. Bryant9 Mar, 06:14
LunarsChris Lamousin9 Mar, 03:00
Re: Custom Ex-Meridian Table for Slide RuleGreg Rudzinski9 Mar, 02:07
Re: Another SpaceX launch: photo celestialFrank Reed8 Mar, 22:36
Custom Ex-Meridian Table for Slide RuleGreg Rudzinski8 Mar, 18:10
Another SpaceX launch: photo celestialFrank Reed8 Mar, 01:03
Re: Modern Bygrave Slide Rule EmulatorFrancis Upchurch7 Mar, 21:51
Re: Smart Phone CNGreg Rudzinski7 Mar, 10:55
Re: Modern Bygrave Slide Rule EmulatorBob Crawley7 Mar, 09:24
Re: Modern Bygrave Slide Rule EmulatorFrancis Upchurch7 Mar, 07:52
Re: Smart Phone CNTom Sult7 Mar, 03:25
Re: Smart Phone CNGreg Rudzinski6 Mar, 23:05
Re: Modern Bygrave Slide Rule EmulatorGreg Rudzinski6 Mar, 20:49
Re: Modern Bygrave Slide Rule EmulatorGary LaPook6 Mar, 19:06
Re: AH - sandwich (working concept)Igor S.6 Mar, 00:00
Modern Bygrave Slide Rule EmulatorBill Ritchie5 Mar, 20:45
Re: Smart Phone CNGreg Rudzinski5 Mar, 19:51
Re: Smart Phone CNAndrés Ruiz5 Mar, 19:50
Re: Smart Phone CNEd Hlywa5 Mar, 17:56
Re: ChronographGeoffrey Kolbe5 Mar, 09:14
Re: AH - sandwich (working concept)Geoffrey Kolbe5 Mar, 07:06
Re: ChronographDavid Iwancio5 Mar, 03:46
Re: Smart Phone CNGreg Rudzinski5 Mar, 02:52
Re: ChronographAlan S5 Mar, 01:57
AH - sandwich (working concept)Igor S.4 Mar, 23:45
Re: ChronographDustin Baenen4 Mar, 21:21
Re: ChronographTony Oz4 Mar, 20:28
Re: ChronographGreg Rudzinski4 Mar, 19:18
Re: Google Maps and Street viewDoug Faunt4 Mar, 16:56
Re: ChronographMichael Cain4 Mar, 16:25
Re: ChronographDustin Baenen4 Mar, 15:55
Re: ChronographGreg Rudzinski4 Mar, 15:16
Re: ChronographGreg Rudzinski4 Mar, 14:31
Re: ChronographGreg Rudzinski4 Mar, 14:20
Re: Longitudes greater than 180Robert VanderPol II4 Mar, 14:02
Re: ChronographNick M4 Mar, 13:46
Re: Longitudes greater than 180Geoffrey Kolbe4 Mar, 07:44
Re: Today's sub-Sun pointSteve E. Bryant4 Mar, 06:29
ChronographJason Owens2 Mar, 22:41
ChronographsJason Owens4 Mar, 03:37
Re: Longitudes greater than 180Frank Reed4 Mar, 03:24
Re: Today's sub-Sun pointFrank Reed4 Mar, 02:34
Re: Air Almanac 2020 full pdf now available...Frank Reed4 Mar, 01:42
Longitudes greater than 180Paul Hirose3 Mar, 22:07
Re: Archive of HMS Bounty fatefulvoyage.comDavid Pike3 Mar, 20:40
Archive of HMS Bounty fatefulvoyage.comFrank Reed3 Mar, 20:10
Re: Today's sub-Sun pointSteve E. Bryant3 Mar, 19:26
Re: Smart Phone CNGreg Rudzinski3 Mar, 15:47
Re: Today's sub-Sun pointJohn D. Howard3 Mar, 13:11
Re: Sunrise Time Sight /Amplitude LOPBrian Walton3 Mar, 09:46
Re: Today's sub-Sun pointTony Oz3 Mar, 08:18
Re: Today's sub-Sun pointSteve E. Bryant3 Mar, 03:36
Re: Today's sub-Sun pointDavid C3 Mar, 00:40
Re: [OT] Browser trickDavid C2 Mar, 20:41
Re: Today's sub-Sun pointPaul Saffo2 Mar, 17:54
Smart Phone CNGreg Rudzinski2 Mar, 14:12
Re: Choosing right A-10: how to?David Pike2 Mar, 11:20
Re: Choosing right A-10: how to?Tony Oz2 Mar, 08:42
Re: Choosing right A-10: how to?Gary LaPook2 Mar, 08:13
Re: [OT] Browser trickDavid Pike1 Mar, 22:24
Sunrise Time Sight /Amplitude LOPGreg Rudzinski1 Mar, 21:49
Re: [OT] Browser trickFrank Reed1 Mar, 21:22
Re: Choosing right A-10: how to?David Pike1 Mar, 20:01
Re: [OT] Browser trickWolfgang Köberer1 Mar, 18:08
Today's sub-Sun pointFrank Reed1 Mar, 17:57

Index includes 250 messages.

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