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NavList:

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

January, 2019 to December, 2019

Index includes 1459 messages. Sorted by date, recent messages last.

                    
It's 2019...Frank Reed1 Jan, 00:05
Re: It's 2019...Frank Reed1 Jan, 14:51
Welcome to the New YearDerrick Young1 Jan, 15:13
Re: It's 2019...Jackson McDonald1 Jan, 15:13
Re: It's 2019...Gary LaPook1 Jan, 19:19
Re: Welcome to the New YearRobert VanderPol II1 Jan, 21:50
Re: Welcome to the New YearEd Popko1 Jan, 22:08
A lunar in 1845Frank Reed1 Jan, 23:06
Re: Welcome to the New YearBruce J. Pennino2 Jan, 02:06
Re: It's 2019...David C2 Jan, 05:04
Re: It's 2019...Gary LaPook2 Jan, 07:25
Re: A lunar in 1845Ed Popko2 Jan, 11:47
Re: Geogebra?Sean C2 Jan, 12:07
Re: It's 2019...Bruce J. Pennino2 Jan, 14:43
Re: A lunar in 1845Don Seltzer2 Jan, 14:54
Re: A lunar in 1845Frank Reed2 Jan, 17:43
Re: A lunar in 1845Don Seltzer2 Jan, 20:46
Re: A lunar in 1845Frank Reed3 Jan, 00:14
Re: A lunar in 1845Ed Popko3 Jan, 12:02
Re: A lunar in 1845Jackson McDonald3 Jan, 17:57
Re: A lunar in 1845Frank Reed3 Jan, 18:00
Longitude inLars Bergman3 Jan, 19:37
Re: Geogebra?Tony Oz3 Jan, 19:46
Re: A lunar in 1845Ed Popko4 Jan, 13:57
Re: A lunar in 1845Frank Reed4 Jan, 17:34
Re: A lunar in 1845Ed Popko4 Jan, 20:11
Re: Spur of the moment long by chronRobin Stuart5 Jan, 19:35
Re: Spur of the moment long by chronFrank Reed7 Jan, 03:54
ADMIN private messages plus a few other mattersFrank Reed7 Jan, 04:15
Re: ADMIN private messages plus a few other mattersAlan S7 Jan, 04:34
Re: ADMIN private messages plus a few other mattersAntoine Couëtte7 Jan, 09:00
Re: ADMIN private messages plus a few other mattersBrad Morris7 Jan, 15:52
Re: ADMIN private messages plus a few other mattersAntoine Couëtte7 Jan, 16:03
Sighting errorsJoel Lynn7 Jan, 17:54
... few other mattersAndrés Ruiz7 Jan, 18:50
Re: Sighting errorsBrad Morris7 Jan, 19:20
Re: Sighting errorsGreg Rudzinski7 Jan, 19:29
Re: ADMIN private messages plus a few other mattersBrad Morris7 Jan, 19:32
Re: Sighting errorsPeter Monta7 Jan, 21:36
Re: Sighting errorsJoel Lynn7 Jan, 22:09
Re: Sighting errorsBrad Morris7 Jan, 23:08
Re: Sighting errorsJoel Lynn8 Jan, 01:11
Re: Sighting errorsBrad Morris8 Jan, 04:43
Re: ADMIN private messages plus a few other mattersTony Oz8 Jan, 09:40
Re: Sighting errorsGeoffrey Kolbe8 Jan, 12:52
Re: ... few other mattersAndrés Ruiz8 Jan, 13:28
Longitude by Lunar OccultationRobin Stuart8 Jan, 16:27
Re: Longitude by Lunar OccultationTony Oz8 Jan, 18:04
Re: Longitude by Lunar OccultationGeoffrey Kolbe8 Jan, 18:55
Re: Sighting errorsJoel Lynn8 Jan, 19:17
Re: ... few other mattersalexander duytschaever8 Jan, 20:04
Re: Sighting errorsDavid Pike8 Jan, 20:11
Alain Gerbault logbookPaul Bedel8 Jan, 20:21
Replacement LED for Astra III B ArcCharles McElhill8 Jan, 20:34
Re: Longitude by Lunar OccultationRobin Stuart8 Jan, 20:35
Re: Longitude by Lunar OccultationRobin Stuart8 Jan, 20:56
Leveling of artificial horizonAlan S8 Jan, 21:14
Re: ... few other mattersGreg Rudzinski8 Jan, 21:26
Re: Leveling of artificial horizonJohn D. Howard8 Jan, 22:52
Re: Leveling of artificial horizonBrad Morris8 Jan, 23:09
Re: Replacement LED for Astra III B ArcSean C9 Jan, 00:57
Re: Leveling of artificial horizonBob Goethe9 Jan, 01:14
Re: ... few other mattersAndrés Ruiz9 Jan, 07:23
Radio Time signalsPosth P9 Jan, 10:26
Re: Replacement LED for Astra III B ArcCharles McElhill9 Jan, 13:30
Noticed by the James Caird Society!Brad Morris9 Jan, 14:46
Re: Radio Time signalsTony Oz9 Jan, 16:10
A DIY almanac and tables by Erik De ManTony Oz9 Jan, 16:28
Re: Noticed by the James Caird Society!Ed Popko9 Jan, 17:15
Re: Radio Time signalsGary LaPook9 Jan, 19:15
Re: Radio Time signalsRobert Wyatt9 Jan, 20:14
Moby Dick TalesBruce J. Pennino9 Jan, 22:02
Re: Moby Dick TalesFrank Reed9 Jan, 22:31
Re: Moby Dick TalesBob Goethe9 Jan, 22:35
Re: Noticed by the James Caird Society!Brad Morris9 Jan, 23:09
Re: Moby Dick TalesEd Popko9 Jan, 23:22
Re: Moby Dick TalesGreg Rudzinski10 Jan, 00:25
Re: Moby Dick TalesDon Seltzer10 Jan, 00:47
Re: Moby Dick TalesJohn D. Howard10 Jan, 04:30
Re: Moby Dick TalesRobert Eno10 Jan, 05:36
Re: Moby Dick TalesGary LaPook10 Jan, 09:39
Re: Alain Gerbault logbookLars Bergman10 Jan, 11:18
Re: Radio Time signalsBill Lionheart10 Jan, 11:51
Re: Moby Dick TalesBruce J. Pennino10 Jan, 14:22
Re: Moby Dick TalesBrad Morris10 Jan, 14:40
Re: Moby Dick TalesDon Seltzer10 Jan, 15:46
Re: Moby Dick TalesEd Popko10 Jan, 16:23
Re: Moby Dick TalesFrank Reed10 Jan, 18:30
Re: Moby Dick TalesFrancis Upchurch10 Jan, 18:44
GPS Time and Network TimeBob Goethe10 Jan, 18:54
Re: GPS Time and Network TimeFrank Reed10 Jan, 19:08
Re: Moby Dick TalesTony Oz10 Jan, 19:52
Re: Alain Gerbault logbookLars Bergman10 Jan, 19:59
Re: GPS Time and Network TimeBob Goethe10 Jan, 20:03
Re: GPS Time and Network TimeBob Goethe10 Jan, 20:21
Re: Moby Dick TalesBrad Morris10 Jan, 20:29
Re: Moby Dick TalesJackson McDonald10 Jan, 20:55
World Magnetic Model updatePaul Hirose10 Jan, 21:41
Re: Moby Dick TalesDavid Pike10 Jan, 23:55
Re: GPS Time and Network TimeDavid C11 Jan, 02:18
Re: GPS Time and Network TimeDavid C11 Jan, 02:52
Re: Longitude by Lunar OccultationPaul Hirose11 Jan, 04:24
Re: GPS Time and Network TimeFrank Reed11 Jan, 04:46
Re: GPS Time and Network TimeSean C11 Jan, 06:25
Re: World Magnetic Model updateAndrés Ruiz11 Jan, 07:17
Re: Moby Dick TalesTony Oz11 Jan, 10:18
Re: Moby Dick TalesDon Seltzer11 Jan, 14:34
Re: Alain Gerbault logbookPaul Bedel11 Jan, 14:35
Re: Longitude by Lunar OccultationRobin Stuart11 Jan, 18:50
Re: Moby Dick TalesBrad Morris11 Jan, 19:07
Re: Moby Dick TalesDon Seltzer11 Jan, 19:41
Re: Moby Dick TalesDavid Pike11 Jan, 20:25
Re: Moby Dick TalesFrank Reed11 Jan, 23:02
Re: Longitude by Lunar OccultationPaul Hirose12 Jan, 08:47
SlideRule usesHerman Dekker12 Jan, 10:04
Declination magneticHerman Dekker12 Jan, 10:23
Re: Alain Gerbault logbookLars Bergman12 Jan, 14:15
Re: Moby Dick TalesBrad Morris12 Jan, 15:11
Re: Moby Dick TalesFrank Reed12 Jan, 16:08
Re: Moby Dick TalesDon Seltzer12 Jan, 16:41
Re: Declination magneticPaul Hughes12 Jan, 18:32
Re: Moby Dick TalesFrank Reed12 Jan, 19:24
Re: Declination magneticAndrés Ruiz12 Jan, 20:27
Re: Moby Dick TalesFrancis Upchurch12 Jan, 20:56
Re: Longitude by Lunar OccultationPaul Hirose12 Jan, 21:20
Re: Moby Dick TalesBrad Morris13 Jan, 00:50
Re: Alain Gerbault logbookPaul Bedel13 Jan, 10:43
Re: Alain Gerbault logbookLars Bergman13 Jan, 14:06
Re: Alain Gerbault logbookFrank Reed13 Jan, 17:04
Re: Longitude by Lunar OccultationRobin Stuart13 Jan, 17:41
Earth's Magnetic North Pole is moving more and more quicklyLu Abel13 Jan, 18:18
Re: Earth's Magnetic North Pole is moving more and more quicklyFrank Reed13 Jan, 20:25
Re: Earth's Magnetic North Pole is moving more and more quicklyBrad Morris13 Jan, 20:26
Re: Earth's Magnetic North Pole is moving more and more quicklyGary LaPook13 Jan, 20:44
Re: GPS Time and Network TimeBill Morris13 Jan, 22:18
Estimating distance on a Fractal WorldFrank Reed13 Jan, 22:48
Re: GPS Time and Network TimeBob Goethe13 Jan, 23:12
Re: Longitude by Lunar OccultationPaul Hirose13 Jan, 23:16
Re: Moby Dick TalesMark Coady14 Jan, 01:58
Re: SlideRule usesPaul Dolkas14 Jan, 04:27
Re: Estimating distance on a Fractal WorldFrancis Upchurch14 Jan, 05:19
Re: Moby Dick TalesDavid Pike14 Jan, 11:48
Re: Earth's Magnetic North Pole is moving more and more quicklyBruce J. Pennino14 Jan, 14:18
Life on the OceanRobin Stuart14 Jan, 15:14
Extra! Extra! Read all about it.Robin Stuart14 Jan, 15:50
Re: Life on the OceanFrank Reed14 Jan, 16:04
Re: Extra! Extra! Read all about it.Frank Reed14 Jan, 16:27
Re: Life on the OceanLuc Van den Borre14 Jan, 16:37
Re: Life on the OceanBrad Morris14 Jan, 17:13
Re: Life on the OceanFrank Reed14 Jan, 17:21
Re: Life on the OceanLuc Van den Borre14 Jan, 17:52
Re: Life on the OceanBrad Morris14 Jan, 18:07
Re: Longitude by Lunar OccultationRobin Stuart14 Jan, 18:59
Re: Estimating distance on a Fractal WorldGeoffrey Kolbe14 Jan, 19:53
Re: Life on the OceanRobin Stuart14 Jan, 20:52
Re: Life on the OceanBrad Morris14 Jan, 21:13
Re: Life on the OceanTony Oz14 Jan, 21:50
Re: Life on the OceanMichael Bradley14 Jan, 22:37
Re: Life on the OceanEd Popko14 Jan, 22:43
Re: Life on the OceanFrank Reed14 Jan, 22:48
GPS 3 and the history of GPSRichard Easton14 Jan, 22:53
Re: Life on the OceanDavid Pike14 Jan, 23:39
Re: Spur of the moment long by chronBrian Walton15 Jan, 02:43
Re: Life on the OceanBrian Walton15 Jan, 04:16
Re: Spur of the moment long by chronBrad Morris15 Jan, 11:35
Followup on USS Fitzgerald CollisionMike Mayer15 Jan, 13:07
Re: Life on the OceanBruce J. Pennino15 Jan, 14:41
Re: Moby Dick TalesDon Seltzer15 Jan, 15:06
Re: Estimating distance on a Fractal WorldJohn D. Howard15 Jan, 16:11
Re: Alain Gerbault logbookPaul Bedel15 Jan, 16:46
Re: GPS Time and Network TimeBob Goethe15 Jan, 17:52
Re: Followup on USS Fitzgerald CollisionBrad Morris15 Jan, 18:17
Re: Moby Dick TalesDon Seltzer15 Jan, 19:06
Re: Moby Dick TalesFrank Reed15 Jan, 20:04
Re: Moby Dick TalesFrank Reed15 Jan, 20:22
Re: Moby Dick TalesBruce J. Pennino15 Jan, 23:58
Re: Spur of the moment long by chronBrian Walton16 Jan, 05:47
CN on the Moon: where are its' poles?Tony Oz16 Jan, 11:01
Re: CN on the Moon: where are its' poles?Frank Reed16 Jan, 16:02
Re: CN on the Moon: where are its' poles?Robert VanderPol II16 Jan, 16:04
Re: CN on the Moon: where are its' poles?Tony Oz16 Jan, 16:53
Re: CN on the Moon: where are its' poles?Paul Dolkas16 Jan, 17:20
Re: CN on the Moon: where are its' poles?Tony Oz16 Jan, 17:35
Re: CN on the Moon: where are its' poles?Frank Reed16 Jan, 19:32
Re: Spur of the moment long by chronBrad Morris16 Jan, 22:45
Re: CN on the Moon: where are its' poles?Sean C17 Jan, 05:52
Finding great circle apex?Tony Oz17 Jan, 10:54
Oh No! Fundamental flaw in celestial navigation revealed!Robin Stuart17 Jan, 16:07
Re: Oh No! Fundamental flaw in celestial navigation revealed!Frank Reed17 Jan, 17:07
Re: Oh No! Fundamental flaw in celestial navigation revealed!Tony Oz17 Jan, 17:54
Re: Oh No! Fundamental flaw in celestial navigation revealed!Brad Morris17 Jan, 19:02
Re: Finding great circle apex?David Pike17 Jan, 19:13
Re: Finding great circle apex?Robin Stuart17 Jan, 19:22
Re: Finding great circle apex?David Pike17 Jan, 20:31
Re: Finding great circle apex?Sean C17 Jan, 21:53
Re: Finding great circle apex?Andrés Ruiz18 Jan, 07:54
Re: Finding great circle apex?Andrés Ruiz18 Jan, 08:02
Re: Finding great circle apex?Tony Oz18 Jan, 08:37
Re: Finding great circle apex?David Pike18 Jan, 13:21
Correcting declination for longitudePaul Hughes18 Jan, 19:05
Re: Correcting declination for longitudeFrank Reed18 Jan, 19:14
Murdoch's Sun-Sight Reduction ProgramDon Byers18 Jan, 20:01
Re: Murdoch's Sun-Sight Reduction ProgramDon Byers18 Jan, 21:43
Re: Moby Dick TalesJackson McDonald18 Jan, 21:53
New Year's resolutionsJackson McDonald18 Jan, 22:40
Makeover for MaskelyneMarcelo S18 Jan, 22:46
Re: Finding great circle apex?Sean C19 Jan, 05:19
Re: Moby Dick TalesTony Oz19 Jan, 10:58
Re: Makeover for MaskelyneRobin Stuart19 Jan, 14:04
Re: Finding great circle apex?David Pike19 Jan, 14:50
Re: Finding great circle apex?Brad Morris19 Jan, 17:45
Re: Finding great circle apex?Frank Reed19 Jan, 19:55
Re: New Year's resolutionsFrank Reed19 Jan, 21:15
Re: Moby Dick TalesFrank Reed19 Jan, 21:56
Why no airtraffic over Antarctica?Tony Oz19 Jan, 22:12
Re: Why no airtraffic over Antarctica?Brad Morris19 Jan, 22:38
Re: Why no airtraffic over Antarctica?John D. Howard19 Jan, 22:57
Re: Why no airtraffic over Antarctica?Frank Reed19 Jan, 23:05
Re: Moby Dick TalesTony Oz19 Jan, 23:06
Re: Why no airtraffic over Antarctica?Tony Oz19 Jan, 23:28
Re: Why no airtraffic over Antarctica?Rommel John Miller20 Jan, 00:19
Re: Why no airtraffic over Antarctica?Gary LaPook20 Jan, 05:44
Re: Why no airtraffic over Antarctica?David C20 Jan, 07:33
Re: Why no airtraffic over Antarctica?Robert VanderPol II20 Jan, 17:18
Re: Why no airtraffic over Antarctica?John D. Howard20 Jan, 17:21
Re: Why no airtraffic over Antarctica?Brad Morris20 Jan, 17:30
Flying to AntarcticaBrad Morris20 Jan, 17:38
Re: Flying to AntarcticaJohn D. Howard20 Jan, 19:02
Dr. Gladys West, inducted into Air Force Hall Of FamePaul Saffo20 Jan, 19:08
Re: Flying to AntarcticaBrad Morris20 Jan, 19:50
Re: Flying to AntarcticaBrad Morris20 Jan, 20:30
Lunar Eclipse in Icy New EnglandFrank Reed20 Jan, 21:44
Finding UT from a lunar eclipseRoger W. Sinnott20 Jan, 21:48
Re: Flying to AntarcticaRoger W. Sinnott20 Jan, 22:23
Various editions of Burton's navigation tablesAlan S20 Jan, 22:55
Re: Why no airtraffic over Antarctica?Gary LaPook21 Jan, 00:19
Re: Flying to AntarcticaDavid C21 Jan, 00:32
Re: Flying to AntarcticaDavid C21 Jan, 01:03
Re: Flying to AntarcticaBrad Morris21 Jan, 01:30
Re: Flying to AntarcticaJohn D. Howard21 Jan, 02:09
Re: Flying to AntarcticaBrad Morris21 Jan, 02:56
Re: Flying to AntarcticaAntoine Couëtte21 Jan, 11:07
Re: Flying to AntarcticaBrad Morris21 Jan, 16:12
The Moon is near zenith at 60 N these daysTony Oz21 Jan, 19:15
Re: Flying to AntarcticaDavid Pike21 Jan, 19:40
Re: The Moon is near zenith at 60 N these daysTony Oz21 Jan, 19:47
Re: Flying to AntarcticaDavid Pike21 Jan, 20:43
Re: Flying to AntarcticaFrank Reed21 Jan, 21:00
Re: The Moon is near zenith at 60 N these daysDavid Pike21 Jan, 21:03
Re: The Moon is near zenith at 60 N these daysFrank Reed21 Jan, 21:21
Re: Flying to AntarcticaAntoine Couëtte22 Jan, 00:41
Re: Life on the OceanBrian Walton22 Jan, 04:40
A DIY Faraday cage: caveats and hints?Tony Oz22 Jan, 11:06
Re: A DIY Faraday cage: caveats and hints?Dennis Jewitt22 Jan, 13:33
Re: A DIY Faraday cage: caveats and hints?Damian Lopez22 Jan, 13:50
Re: A DIY Faraday cage: caveats and hints?Robert VanderPol II22 Jan, 14:31
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan, 14:51
Re: A DIY Faraday cage: caveats and hints?Greg Rudzinski22 Jan, 15:16
Re: A DIY Faraday cage: caveats and hints?Robert Wyatt22 Jan, 15:33
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan, 15:49
Re: A DIY Faraday cage: caveats and hints?Frank Reed22 Jan, 16:09
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan, 16:30
Re: A DIY Faraday cage: caveats and hints?Brad Morris22 Jan, 18:23
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan, 20:43
Re: A DIY Faraday cage: caveats and hints?Brad Morris22 Jan, 22:47
Live AIS trackingGary LaPook23 Jan, 07:27
Why paper maps still matter in the digital ageJackson McDonald23 Jan, 11:36
CNAV and Rearranging the mass of the earth's water?Mark Coady23 Jan, 13:47
Re: Live AIS trackingBruce Cutting23 Jan, 16:41
Re: CNAV and Rearranging the mass of the earth's water?Brad Morris23 Jan, 17:19
Re: Live AIS trackingBrad Morris23 Jan, 18:14
Re: CNAV and Rearranging the mass of the earth's water?Frank Reed23 Jan, 20:39
Re: Live AIS trackingDamian Lopez23 Jan, 20:55
Re: Live AIS trackingFrank Reed23 Jan, 21:35
Gyro sextantBill Morris23 Jan, 22:38
Re: Live AIS trackingBrad Morris24 Jan, 00:04
Re: Gyro sextantBrad Morris24 Jan, 00:29
Re: CNAV and Rearranging the mass of the earth's water?Mark Coady24 Jan, 00:34
Re: Live AIS trackingMark Coady24 Jan, 01:26
Re: Gyro sextantBrad Morris24 Jan, 01:39
Glowing space billboards could show ads in the night skySean C24 Jan, 02:53
Re: A DIY Faraday cage: caveats and hints?Mark Coady24 Jan, 03:32
Re: New Year's resolutionsAndrés Ruiz24 Jan, 08:29
Re: Gyro sextantTony Oz24 Jan, 14:49
Lunars on eclipse day, IE surprise and time bracketsEd Popko24 Jan, 14:58
Re: Gyro sextantAlexandre Eremenko24 Jan, 16:57
Re: Gyro sextantTony Oz24 Jan, 18:01
Re: A DIY Faraday cage: caveats and hints?Damian Lopez24 Jan, 18:09
Re: Lunars on eclipse day, IE surprise and time bracketsFrank Reed24 Jan, 18:28
Re: Live AIS trackingDamian Lopez24 Jan, 18:39
Re: Gyro sextantFrank Reed24 Jan, 19:02
Re: Gyro sextantTony Oz24 Jan, 19:20
Re: Lunars on eclipse day, IE surprise and time bracketsEd Popko24 Jan, 20:17
Re: Gyro sextantGary LaPook24 Jan, 21:13
Re: Gyro sextantPaul Brewer24 Jan, 21:17
Re: Gyro sextantBrad Morris24 Jan, 22:17
Re: Kollsman periscopic sextant mountKen Gebhart24 Jan, 23:12
Re: Gyro sextantDavid Pike24 Jan, 23:21
Re: Kollsman periscopic sextant mountJacob M. Huffman III25 Jan, 01:33
Re: Glowing space billboards could show ads in the night skyFrank Reed25 Jan, 02:48
Re: Gyro sextantSean C25 Jan, 07:02
Re: Gyro sextantPaul Brewer25 Jan, 09:08
Re: Gyro sextantDavid Pike25 Jan, 09:21
Re: Gyro sextantDavid Pike25 Jan, 09:42
Re: Gyro sextantDavid Pike25 Jan, 10:13
ADMIN website slowFrank Reed25 Jan, 19:45
Re: Gyro sextantAlexandre Eremenko25 Jan, 20:11
Re: Gyro sextantPaul Brewer25 Jan, 21:01
Re: Gyro sextantBill Morris25 Jan, 21:32
Re: Gyro sextantPaul Brewer25 Jan, 22:41
Re: Gyro sextantDavid Pike25 Jan, 23:47
Re: Gyro sextantDavid Pike26 Jan, 00:03
Re: Gyro sextantTony Oz26 Jan, 08:51
Re: Gyro sextantChris Caswell26 Jan, 15:46
Re: Gyro sextantBill Morris26 Jan, 21:11
Navi, Dnoces, and RegorFrank Reed26 Jan, 22:06
Re: Gyro sextantBrad Morris26 Jan, 22:38
Re: Gyro sextantDavid Pike26 Jan, 23:31
Re: Gyro sextantBruce Cutting27 Jan, 00:33
Re: Gyro sextantBruce Cutting27 Jan, 00:47
Re: Gyro sextantBrad Morris27 Jan, 03:57
Re: Gyro sextantDavid Pike27 Jan, 11:16
Re: Gyro sextantDavid Pike27 Jan, 11:41
Re: Gyro sextantGeoffrey Kolbe27 Jan, 15:34
Re: Gyro sextantBrad Morris27 Jan, 16:23
So much for the lunar eclipseLu Abel27 Jan, 16:57
Re: Gyro sextantTony Oz27 Jan, 18:51
In memoriam: Stan KleinFrank Reed27 Jan, 19:20
Re: In memoriam: Stan KleinEd Popko27 Jan, 22:33
Re: In memoriam: Stan KleinSteve E. Bryant28 Jan, 03:33
Re: In memoriam: Stan KleinSean C28 Jan, 06:06
Re: In memoriam: Stan KleinAndrés Ruiz28 Jan, 06:55
Re: Gyro sextantGeoffrey Kolbe28 Jan, 07:05
Re: Gyro sextantDavid Pike28 Jan, 09:56
Re: In memoriam: Stan KleinDave Walden28 Jan, 14:31
Question about history of lunar distanceDucruy Jacques28 Jan, 17:07
Re: In memoriam: Stan KleinMark Coady28 Jan, 19:46
Re: In memoriam: Stan KleinAlan S28 Jan, 22:05
Re: Gyro sextantSean C29 Jan, 06:06
Sun and moon at the North Pole.Tom Sult29 Jan, 15:39
Re: Sun and moon at the North Pole.Frank Reed29 Jan, 17:11
Re: Sun and moon at the North Pole.Brad Morris29 Jan, 17:16
Re: Sun and moon at the North Pole.Robert Wyatt29 Jan, 17:18
Re: Sun and moon at the North Pole.Brad Morris29 Jan, 17:26
Re: In memoriam: Stan KleinPete Solon Palmer29 Jan, 18:37
Re: Sun and moon at the North Pole.David Pike30 Jan, 00:00
Re: Sun and moon at the North Pole.Brad Morris30 Jan, 00:48
Re: Sun and moon at the North Pole.Frank Reed30 Jan, 01:26
Re: Sun and moon at the North Pole.Brad Morris30 Jan, 02:13
Re: Sun and moon at the North Pole.Frank Reed30 Jan, 03:52
Re: Sun and moon at the North Pole.Brad Morris30 Jan, 04:57
Re: Sun and moon at the North Pole.Frank Reed30 Jan, 06:28
With the aid of CN, Van Den Heede wins the Golden Globe round-the-world raceEd Popko30 Jan, 11:09
Re: Sun and moon at the North Pole.Brad Morris30 Jan, 18:28
Re: With the aid of CN, Van Den Heede wins the Golden Globe round-the-world raceGreg Rudzinski30 Jan, 18:35
Re: With the aid of CN, Van Den Heede wins the Golden Globe round-the-world raceFrank Reed30 Jan, 19:22
Re: Sun and moon at the North Pole.Frank Reed30 Jan, 20:28
Re: Gyro sextantDavid Pike30 Jan, 22:21
Compatibility Freiberger / SNO-TPosth P31 Jan, 07:36
Sir John Franklin's artificial horizonGary LaPook31 Jan, 09:36
Re: Gyro sextantDavid Pike31 Jan, 10:39
Re: Sir John Franklin's artificial horizonRobin Stuart31 Jan, 12:40
Re: Sir John Franklin's artificial horizonMichael Bradley31 Jan, 15:53
Re: Sir John Franklin's artificial horizonGary LaPook31 Jan, 18:03
Re: Compatibility Freiberger / SNO-TBill Morris1 Feb, 03:26
Moon, Venus and Jupiter todayAndrés Ruiz1 Feb, 07:21
Re: Moon, Venus and Jupiter todayAntoine Couëtte1 Feb, 08:23
Any reading suggestions?Örjan Sandström1 Feb, 10:26
Re: Any reading suggestions?Greg Rudzinski1 Feb, 13:04
Re: Any reading suggestions?David Pike1 Feb, 14:39
Re: Any reading suggestions?Brad Morris1 Feb, 15:26
Pointless? Optimisation - Intercept PlottingMichael Bradley1 Feb, 19:25
Re: Any reading suggestions?Paul Hirose1 Feb, 20:39
Re: Pointless? Optimisation - Intercept PlottingMichael Bradley1 Feb, 22:09
Re: Pointless? Optimisation - Intercept PlottingBrad Morris2 Feb, 00:02
Re: Pointless? Optimisation - Intercept PlottingMichael Bradley2 Feb, 10:27
Re: Moon, Venus and Jupiter todayEd Popko2 Feb, 12:22
Re: Moon, Venus and Jupiter todayRon Jones2 Feb, 18:13
Northern Limits of Magnetic Compass UsefulnessBob Goethe2 Feb, 19:06
Re: Northern Limits of Magnetic Compass UsefulnessGreg Rudzinski2 Feb, 19:33
Re: Northern Limits of Magnetic Compass UsefulnessBrad Morris2 Feb, 20:04
Re: Northern Limits of Magnetic Compass UsefulnessGary LaPook2 Feb, 20:49
Re: Northern Limits of Magnetic Compass UsefulnessTony Oz2 Feb, 21:53
Re: Moon, Venus and Jupiter todayEd Popko2 Feb, 22:01
Re: Gyro sextantBill Morris2 Feb, 22:55
Re: Gyro sextantTony Oz3 Feb, 09:10
Re: Gyro sextantDavid Pike3 Feb, 11:13
Re: Northern Limits of Magnetic Compass UsefulnessDavid Pike3 Feb, 11:52
Re: Moon, Venus and Jupiter todayMike Burkes3 Feb, 15:41
Re: Moon, Venus and Jupiter todayEd Popko3 Feb, 16:58
Re: Pointless? Optimisation - Intercept PlottingPaul Hirose3 Feb, 19:27
Re: Pointless? Optimisation - Intercept PlottingMichael Bradley3 Feb, 22:40
Re: Any reading suggestions?Örjan Sandström4 Feb, 09:33
Re: Pointless? Optimisation - Intercept PlottingTony Oz4 Feb, 09:47
Examples of cocked hat far from equilateralBill Lionheart4 Feb, 10:07
Re: Is most probable position (MPP) a dangerous misnomer?Bill Lionheart4 Feb, 12:49
Re: Examples of cocked hat far from equilateralBob Goethe4 Feb, 18:31
Re: Examples of cocked hat far from equilateralGary LaPook4 Feb, 18:40
Re: Any reading suggestions?James Hofmann4 Feb, 18:46
Re: Pointless? Optimisation - Intercept PlottingMichael Bradley4 Feb, 19:54
Re: Pointless? Optimisation - Intercept PlottingPaul Hirose4 Feb, 20:06
Re: Pointless? Optimisation - Intercept PlottingJohn D. Howard4 Feb, 21:24
Re: Examples of cocked hat far from equilateralGreg Rudzinski4 Feb, 21:27
Re: Examples of cocked hat far from equilateralGreg Rudzinski4 Feb, 22:07
Re: Northern Limits of Magnetic Compass UsefulnessBob Goethe4 Feb, 22:32
More on the North Magnetic Pole (NYT)Jackson McDonald5 Feb, 07:20
Re: Any reading suggestions?Örjan Sandström5 Feb, 08:57
Re: Is most probable position (MPP) a dangerous misnomer?Andrés Ruiz5 Feb, 09:35
Re: Pointless? Optimisation - Intercept PlottingTony Oz5 Feb, 12:33
Re: More on the North Magnetic Pole (NYT)Tony Oz5 Feb, 14:04
Re: More on the North Magnetic Pole (NYT)Jackson McDonald5 Feb, 17:41
Re: More on the North Magnetic Pole (NYT)Frank Reed5 Feb, 17:49
Re: Moon, Venus and Jupiter todayAndrés Ruiz5 Feb, 19:24
Re: Examples of cocked hat far from equilateralDavid Pike5 Feb, 19:37
Re: Is most probable position (MPP) a dangerous misnomer?David Pike5 Feb, 19:42
Re: Moon, Venus and Jupiter todayEd Popko5 Feb, 19:52
Re: Is most probable position (MPP) a dangerous misnomer?Frank Reed5 Feb, 20:06
Re: More on the North Magnetic Pole (NYT)Tony Oz5 Feb, 21:00
Re: Examples of cocked hat far from equilateralBill Lionheart5 Feb, 21:37
Re: Northern Limits of Magnetic Compass UsefulnessBob Goethe5 Feb, 21:52
Re: Is most probable position (MPP) a dangerous misnomer?Bill Lionheart5 Feb, 22:22
Re: Northern Limits of Magnetic Compass UsefulnessFrank Reed5 Feb, 23:04
Re: More on the North Magnetic Pole (NYT)Frank Reed6 Feb, 00:05
What sextant to buy ?Terry Syrokosz6 Feb, 00:25
Re: What sextant to buy ?Frank Reed6 Feb, 06:46
ADMIN NavList on small screensFrank Reed6 Feb, 07:25
Re: Northern Limits of Magnetic Compass UsefulnessTony Oz6 Feb, 09:17
Re: What sextant to buy ?Terry Syrokosz6 Feb, 09:35
Re: What sextant to buy ?Bill Lionheart6 Feb, 09:43
Re: ADMIN NavList on small screensBrad Morris6 Feb, 10:28
Re: ADMIN NavList on small screensBrad Morris6 Feb, 10:32
Re: ADMIN NavList on small screensBob Goethe6 Feb, 12:40
Re: ADMIN NavList on small screensEd Popko6 Feb, 12:43
Re: What sextant to buy ?Greg Rudzinski6 Feb, 13:08
Re: What sextant to buy ?Bruce J. Pennino6 Feb, 15:33
Re: ADMIN NavList on small screensBrad Morris6 Feb, 16:20
Re: What sextant to buy ?Bruce Cutting6 Feb, 16:20
Re: ADMIN NavList on small screensFrank Reed6 Feb, 17:04
Re: What sextant to buy ?Brad Morris6 Feb, 17:35
Re: Northern Limits of Magnetic Compass UsefulnessBob Goethe6 Feb, 18:26
Re: Northern Limits of Magnetic Compass UsefulnessFrank Reed6 Feb, 20:08
Re: Northern Limits of Magnetic Compass UsefulnessTony Oz6 Feb, 20:10
Re: What sextant to buy ?Luc Van den Borre6 Feb, 20:28
Re: Northern Limits of Magnetic Compass UsefulnessTony Oz6 Feb, 20:34
Re: Northern Limits of Magnetic Compass UsefulnessGreg Rudzinski6 Feb, 20:41
Re: Northern Limits of Magnetic Compass UsefulnessBob Goethe6 Feb, 20:51
Re: ADMIN NavList on small screensJohn D. Howard6 Feb, 20:58
Re: More on the North Magnetic Pole (NYT)Frank Reed6 Feb, 21:02
Re: Northern Limits of Magnetic Compass UsefulnessFrank Reed6 Feb, 21:30
Re: ADMIN NavList on small screensFrank Reed6 Feb, 21:49
Re: ADMIN NavList on small screensEd Popko6 Feb, 23:01
Re: More on the North Magnetic Pole (NYT)John D. Howard7 Feb, 00:23
Re: ADMIN NavList on small screensFrank Reed7 Feb, 02:50
Re: Gyro sextantBill Morris7 Feb, 02:54
Re: Gyro sextantBill Morris7 Feb, 03:13
Re: What sextant to buy ?Örjan Sandström7 Feb, 06:09
Re: Gyro sextantTony Oz7 Feb, 08:55
Re: ADMIN NavList on small screensHerman Dekker7 Feb, 09:01
Re: What sextant to buy ?Michael Bradley7 Feb, 12:08
Re: Northern Limits of Magnetic Compass UsefulnessFrank Reed7 Feb, 21:09
Re: ADMIN NavList on small screensDavid C7 Feb, 23:14
Re: ADMIN NavList on small screensDavid C7 Feb, 23:30
Re: Northern Limits of Magnetic Compass UsefulnessEd Popko8 Feb, 12:55
Re: Gyro sextantDavid Pike8 Feb, 15:50
Re: Gyro sextantDavid Pike8 Feb, 16:31
Re: Noticed by the James Caird Society!Adrian F8 Feb, 16:43
Re: More on the North Magnetic Pole (NYT)Frank Reed8 Feb, 17:31
Re: Noticed by the James Caird Society!Robin Stuart8 Feb, 17:47
Re: Noticed by the James Caird Society!Brad Morris9 Feb, 15:38
Latitude by PolarisTony Oz9 Feb, 23:37
Re: Moon, Venus and Jupiter todayBill Ritchie10 Feb, 02:04
ADMIN: NavList Operations ContributionsFrank Reed10 Feb, 05:25
Re: Moon, Venus and Jupiter todayEd Popko10 Feb, 13:09
Re: ADMIN NavList on small screensFrank Reed10 Feb, 18:33
Re: Moon, Venus and Jupiter todayFrank Reed10 Feb, 19:40
Search Party Reaches Last Known Endurance LocationBrad Morris11 Feb, 00:20
Re: Latitude by PolarisThomas Spidle11 Feb, 01:10
Re: Latitude by PolarisAndrés Ruiz11 Feb, 07:34
Re: Search Party Reaches Last Known Endurance LocationRobert VanderPol II11 Feb, 13:55
Re: Time zone sign conventionsSteve E. Bryant11 Feb, 15:51
Re: Time zone sign conventionsFrank Reed11 Feb, 16:17
Re: Search Party Reaches Last Known Endurance LocationBrad Morris11 Feb, 16:29
Re: Time zone sign conventionsBrad Morris11 Feb, 16:52
Re: Time zone sign conventionsGary LaPook11 Feb, 21:01
Re: Search Party Reaches Last Known Endurance LocationRobert VanderPol II12 Feb, 01:59
Re: Search Party Reaches Last Known Endurance LocationBrad Morris12 Feb, 03:34
Re: The Dunlap Sunrise Sunset ComputerRafal O.12 Feb, 16:36
Re: Brown-Nassau CN PlotterAlan S12 Feb, 19:53
Re: The Dunlap Sunrise Sunset ComputerRafal O.12 Feb, 19:54
Re: The Dunlap Sunrise Sunset ComputerBrad Morris12 Feb, 20:25
Re: Search Party Reaches Last Known Endurance LocationBrad Morris12 Feb, 22:31
Time zone sign conventionsSteve E. Bryant13 Feb, 00:08
Re: Search Party Reaches Last Known Endurance LocationBrad Morris13 Feb, 00:26
Re: Gyro sextantBill Morris13 Feb, 03:45
Re: Brown-Nassau CN PlotterRobert VanderPol II13 Feb, 03:59
Re: Time zone sign conventionsBrad Morris13 Feb, 04:03
Re: Brown-Nassau CN PlotterFrancis Upchurch13 Feb, 06:16
Re: The Dunlap Sunrise Sunset ComputerRafal O.13 Feb, 07:31
Re: Brown-Nassau CN PlotterBrad Morris13 Feb, 15:02
Re: ADMIN: NavList Operations ContributionsFrank Reed13 Feb, 16:01
Re: ADMIN: NavList Operations ContributionsBruce J. Pennino13 Feb, 16:43
Re: Time zone sign conventionsD Maracle13 Feb, 18:35
Re: Brown-Nassau CN PlotterBruce Cutting13 Feb, 18:44
Re: The Dunlap Sunrise Sunset ComputerBrad Morris13 Feb, 19:25
Re: ADMIN: NavList Operations ContributionsFrank Reed13 Feb, 20:22
Re: Gyro sextantDavid Pike13 Feb, 20:56
First Direct West to East Atlantic Flight 1919David Pike13 Feb, 22:11
Re: Brown-Nassau CN PlotterRobert VanderPol II13 Feb, 22:34
Re: Brown-Nassau CN PlotterRobert VanderPol II13 Feb, 22:36
Re: Brown-Nassau CN PlotterFrancis Upchurch14 Feb, 06:20
Re: The Dunlap Sunrise Sunset ComputerRafal O.14 Feb, 07:11
Re: The Dunlap Sunrise Sunset ComputerRafal O.14 Feb, 09:25
First trans-Atlantic Flights?Tony Oz14 Feb, 10:47
BBC News: Search for Shackleton's lost Endurance ship called off.Brad Morris14 Feb, 18:01
Re: First trans-Atlantic Flights?Gary LaPook14 Feb, 19:29
Re: Examples of cocked hat far from equilateralDavid Pike14 Feb, 19:54
Latitude at Noon and Midnight.Herman Dekker15 Feb, 01:36
Re: Latitude at Noon and Midnight.Frank Reed15 Feb, 01:55
Re: Latitude at Noon and Midnight.Andrés Ruiz15 Feb, 07:52
Re: Examples of cocked hat far from equilateralAndrés Ruiz15 Feb, 07:55
Re: Latitude at Noon and Midnight.Andrés Ruiz15 Feb, 08:00
Re: Latitude at Noon and Midnight.Herman Dekker15 Feb, 16:51
Re: Latitude at Noon and Midnight.Andrés Ruiz15 Feb, 17:13
Re: Examples of cocked hat far from equilateralDavid Pike15 Feb, 17:52
Re: The Dunlap Sunrise Sunset ComputerRafal O.15 Feb, 18:34
Re: Examples of cocked hat far from equilateralGreg Rudzinski15 Feb, 18:39
Re: Latitude at Noon and Midnight.Tony Oz15 Feb, 19:43
Re: Latitude at Noon and Midnight.Paul Hirose15 Feb, 19:55
Historical tidesAlexandre Eremenko15 Feb, 23:52
Re: Historical tidesFrank Reed16 Feb, 00:14
Re: Historical tidesAlexandre Eremenko16 Feb, 00:47
Re: Historical tidesFrank Reed16 Feb, 02:54
Re: Brown-Nassau CN PlotterAlan S16 Feb, 04:05
Re: Historical tidesAlexandre Eremenko16 Feb, 04:19
Re: CP-300/U Star FinderAlan S16 Feb, 04:58
Re: Historical tidesAndrés Ruiz16 Feb, 10:06
Re: Examples of cocked hat far from equilateralGreg Rudzinski16 Feb, 13:11
Re: Historical tidesAlexandre Eremenko16 Feb, 13:12
Re: Historical tidesPeter Smith16 Feb, 14:46
Re: CP-300/U Star FinderBrad Morris16 Feb, 17:04
Taking more sights for one star when triangle not equilateralBill Lionheart16 Feb, 20:00
Re: Historical tidesStephen N.G. Davies16 Feb, 22:46
GMT from Moon and Body Observed Altitudes...??Ron Jones16 Feb, 23:46
Re: CP-300/U Star FinderAlan S16 Feb, 23:49
Re: Brown-Nassau CN PlotterAlan S17 Feb, 00:05
Celestial Navigation in 1866Lloyd Browne17 Feb, 03:24
Re: Historical tidesPaul Hughes17 Feb, 06:05
Re: Celestial Navigation in 1866Frank Reed17 Feb, 06:55
Re: Celestial Navigation in 1866Brad Morris17 Feb, 07:03
Re: Celestial Navigation in 1866Lloyd Browne17 Feb, 09:13
Re: Celestial Navigation in 1866Lars Bergman17 Feb, 11:34
Re: Historical tidesBob Crawley17 Feb, 11:38
Re: Historical tidesAlexandre Eremenko17 Feb, 13:37
Re: Historical tidesRoger W. Sinnott17 Feb, 15:29
Re: Historical tidesPaul Hughes17 Feb, 16:10
Re: Celestial Navigation in 1866Robin Stuart17 Feb, 18:23
Re: Latitude at Noon and Midnight.Tony Oz17 Feb, 19:58
Re: Historical tidesAlexandre Eremenko17 Feb, 22:55
Re: Historical tidesAlexandre Eremenko17 Feb, 23:10
Re: GMT from Moon and Body Observed Altitudes...??Sean C18 Feb, 07:32
Re: CP-300/U Star FinderEd Popko18 Feb, 13:26
Re: CP-300/U Star FinderBrad Morris18 Feb, 18:09
Re: CP-300/U Star FinderEd Popko18 Feb, 19:51
Re: CP-300/U Star FinderBrad Morris18 Feb, 20:19
Re: GMT from Moon and Body Observed Altitudes...??Paul Hirose18 Feb, 21:25
"hack" as a nounPaul Hirose18 Feb, 21:25
Re: "hack" as a nounFrank Reed18 Feb, 22:00
Re: "hack" as a nounRommel John Miller18 Feb, 22:36
Iterative Lunar methodWendel Brunner19 Feb, 16:06
Re: GMT from Moon and Body Observed Altitudes...??Ron Jones19 Feb, 18:57
Re: What sextant to buy ?Terry Syrokosz20 Feb, 01:24
Re: Historical tidesTerry Syrokosz20 Feb, 03:25
Re: What sextant to buy ?Bruce Cutting20 Feb, 04:16
Re: Iterative Lunar methodFrank Reed20 Feb, 06:41
Re: GMT from Moon and Body Observed Altitudes...??Tony Oz20 Feb, 08:38
Re: Iterative Lunar methodFred Hebard20 Feb, 14:07
10 years of Navigation SpreadsheetsPeter Hakel20 Feb, 15:29
Re: Historical tidesPaul Hughes20 Feb, 16:47
Lunar with Davis MKIII Sextant?Herman Dekker20 Feb, 17:06
Re: GMT from Moon and Body Observed Altitudes...??Wendel Brunner20 Feb, 17:27
Re: GMT from Moon and Body Observed Altitudes...??Ron Jones20 Feb, 17:57
Contributing to NavList OperationsAlan S20 Feb, 20:51
Re: Iterative Lunar methodBrad Morris20 Feb, 21:05
Re: Lunar with Davis MKIII Sextant?Bruce Cutting20 Feb, 23:21
Re: Lunar with Davis MKIII Sextant?Brad Morris20 Feb, 23:38
Re: Lunar with Davis MKIII Sextant?Brad Morris21 Feb, 00:24
Re: GMT from Moon and Body Observed Altitudes...??Fred Hebard21 Feb, 00:54
Re: What sextant to buy ?Alan S21 Feb, 04:27
Re: GMT from Moon and Body Observed Altitudes...??Geoffrey Kolbe21 Feb, 07:21
Re: GMT from Moon and Body Observed Altitudes...??Frank Reed21 Feb, 17:24
Re: Contributing to NavList OperationsFrank Reed21 Feb, 17:45
Re: Iterative Lunar methodFrank Reed21 Feb, 18:18
Re: GMT from Moon and Body Observed Altitudes...??Fred Hebard21 Feb, 20:13
Re: What sextant to buy ?Terry Syrokosz21 Feb, 23:09
Re: What sextant to buy ?Bruce Cutting22 Feb, 00:39
Polaris - changes in SHA and DeclinationDavid Shoemaker22 Feb, 15:59
Re: Polaris - changes in SHA and DeclinationTony Oz22 Feb, 16:16
Re: Polaris - changes in SHA and DeclinationFrank Reed22 Feb, 16:57
Re: Polaris - changes in SHA and DeclinationDavid Fleming22 Feb, 17:35
Re: Polaris - changes in SHA and DeclinationFrank Reed22 Feb, 18:33
Re: Polaris - changes in SHA and DeclinationRobert Wyatt22 Feb, 19:02
Re: Polaris - changes in SHA and DeclinationAndrés Ruiz22 Feb, 19:12
GPS rolloverJackson McDonald23 Feb, 10:46
Re: GPS rolloverBrad Morris23 Feb, 17:42
Star telescope for H.hughes and son's "mate" sextantDave Trickett23 Feb, 21:02
Re: Star telescope for H.hughes and son's "mate" sextantDavid Pike23 Feb, 22:38
Re: Star telescope for H.hughes and son's "mate" sextantDave Trickett24 Feb, 01:19
GPS for chickens and spinachFrank Reed24 Feb, 16:16
Re: GPS for chickens and spinachBrad Morris24 Feb, 16:56
Re: Polaris - changes in SHA and DeclinationDavid Shoemaker24 Feb, 19:31
Re: GPS for chickens and spinachFrank Reed24 Feb, 20:27
Re: GPS for chickens and spinachEd Popko25 Feb, 00:50
Re: GPS for chickens and spinachMark Coady25 Feb, 01:53
Magnetic variation changing faster than anticipatedMark Coady25 Feb, 02:14
Re: Magnetic variation changing faster than anticipatedFrank Reed25 Feb, 02:59
Re: Magnetic variation changing faster than anticipatedDavid C25 Feb, 04:32
Re: Magnetic variation changing faster than anticipatedBill Lionheart25 Feb, 08:03
Re: GPS for chickens and spinachBill Lionheart25 Feb, 09:59
Re: GPS for chickens and spinachDavid Pike25 Feb, 15:03
Re: GPS for chickens and spinachFrank Reed25 Feb, 17:11
Re: Magnetic variation changing faster than anticipatedDavid Pike25 Feb, 17:48
Re: Magnetic variation changing faster than anticipatedPaul Hughes25 Feb, 19:07
Re: Magnetic variation changing faster than anticipatedFrank Reed25 Feb, 20:47
Re: Magnetic variation changing faster than anticipatedJohn D. Howard25 Feb, 23:47
Re: Iterative Lunar methodWendel Brunner26 Feb, 02:57
Re: Iterative Lunar methodFrank Reed26 Feb, 03:24
Re: Iterative Lunar methodWendel Brunner26 Feb, 03:32
Re: Calculator "watch"Alan S26 Feb, 03:55
Donald Crowhurst shooting the SunFrank Reed26 Feb, 04:25
Re: Donald Crowhurst shooting the SunRobert VanderPol II26 Feb, 05:43
Re: Donald Crowhurst shooting the SunÖrjan Sandström26 Feb, 09:24
Re: Donald Crowhurst shooting the SunDavid Pike26 Feb, 10:09
Re: Donald Crowhurst shooting the SunSean C26 Feb, 12:46
Re: Donald Crowhurst shooting the SunTony Oz26 Feb, 15:56
Re: Donald Crowhurst shooting the SunBruce Cutting26 Feb, 18:25
Re: Donald Crowhurst shooting the SunRommel John Miller26 Feb, 19:24
Re: Donald Crowhurst shooting the SunDavid Pike26 Feb, 20:10
Re: Magnetic variation changing faster than anticipatedDavid C26 Feb, 20:27
Re: Magnetic variation changing faster than anticipatedDavid Pike26 Feb, 22:02
Re: Magnetic variation changing faster than anticipatedGary LaPook26 Feb, 22:53
Re: Magnetic variation changing faster than anticipatedGary LaPook26 Feb, 23:06
Re: Magnetic variation changing faster than anticipatedMark Coady27 Feb, 05:06
Re: Magnetic variation changing faster than anticipatedDavid C27 Feb, 06:28
Re: Magnetic variation changing faster than anticipatedTony Oz27 Feb, 10:48
Re: Magnetic variation changing faster than anticipatedTony Oz27 Feb, 14:50
Re: Iterative Lunar methodBruce Cutting27 Feb, 16:30
Re: Magnetic variation changing faster than anticipatedDavid Pike27 Feb, 18:08
Re: Magnetic variation changing faster than anticipatedDavid Pike27 Feb, 20:56
Re: Magnetic variation changing faster than anticipatedMark Coady28 Feb, 02:03
Re: Magnetic variation changing faster than anticipatedBill Lionheart28 Feb, 07:13
Re: Magnetic variation changing faster than anticipatedGary LaPook28 Feb, 08:22
Re: Magnetic variation changing faster than anticipatedTony Oz28 Feb, 08:24
Re: Magnetic variation changing faster than anticipatedGary LaPook28 Feb, 09:05
Re: Magnetic variation changing faster than anticipatedEd Popko28 Feb, 11:52
Re: Magnetic variation changing faster than anticipatedRobert VanderPol II28 Feb, 16:03
Re: Magnetic variation changing faster than anticipatedDavid Pike28 Feb, 17:36
Re: Magnetic variation changing faster than anticipatedGary LaPook28 Feb, 17:51
What level of english skills is needed for safe navigation?Gary LaPook28 Feb, 18:31
Re: Magnetic variation changing faster than anticipatedDavid Pike28 Feb, 19:32
Re: What sextant to buy ?Terry Syrokosz28 Feb, 23:44
Re: Magnetic variation changing faster than anticipatedJohn D. Howard1 Mar, 00:09
Re: What level of english skills is needed for safe navigation?John D. Howard1 Mar, 00:20
Re: What sextant to buy ?Bruce Cutting1 Mar, 00:43
Re: What level of english skills is needed for safe navigation?Brad Morris1 Mar, 00:51
Re: What level of english skills is needed for safe navigation?David Pike1 Mar, 08:41
Re: Mark 15 sextantsMichael Bradley1 Mar, 08:58
Re: What level of english skills is needed for safe navigation?Bill Lionheart1 Mar, 09:32
Re: What level of english skills is needed for safe navigation?Örjan Sandström1 Mar, 10:20
Wind Velocity from Three DriftsDavid Pike1 Mar, 15:20
Re: What level of english skills is needed for safe navigation?Tony Oz1 Mar, 15:35
Re: Mark 15 sextantsGreg Rudzinski1 Mar, 15:43
Re: What level of english skills is needed for safe navigation?Frank Reed1 Mar, 16:01
Re: Mark 15 sextantsMichael Bradley1 Mar, 17:47
Re: Wind Velocity from Three DriftsJohn D. Howard1 Mar, 18:33
Re: What level of english skills is needed for safe navigation?Francis Upchurch1 Mar, 18:40
The Appleyard Course and Distance ComputerDavid Pike1 Mar, 22:12
Re: What level of english skills is needed for safe navigation?Hewitt Schlereth1 Mar, 22:49
Resilvering sextant mirror, 1919Paul Hirose2 Mar, 05:00
Re: The Appleyard Course and Distance ComputerDave Walden3 Mar, 15:21
Re: Wind Velocity from Three DriftsEd Popko3 Mar, 17:22
An analytical solution of the two star sight problem of celestial navigationAndrés Ruiz4 Mar, 14:33
Re: An analytical solution of the two star sight problem of celestial navigationBill Lionheart5 Mar, 11:50
Re: An analytical solution of the two star sight problem of celestial navigationBill Lionheart5 Mar, 15:31
Re: An analytical solution of the two star sight problem of celestial navigationBruce Cutting5 Mar, 16:27
First Point of Aries newbie questionEamonn Sparling5 Mar, 17:22
Introductory Celestial Navigation workshops coming up...Frank Reed5 Mar, 18:32
Re: First Point of Aries newbie questionFrank Reed5 Mar, 18:41
Re: First Point of Aries newbie questionBob Goethe5 Mar, 19:37
Re: First Point of Aries newbie questionRommel John Miller5 Mar, 20:14
Re: An analytical solution of the two star sight problem of celestial navigationAndrés Ruiz5 Mar, 20:17
Ebbco Intercept Data using Davis Artificial HorizonGreg Rudzinski5 Mar, 20:48
Re: The Appleyard Course and Distance ComputerDavid Pike5 Mar, 22:10
Re: Ebbco Intercept Data using Davis Artificial HorizonMichael Bradley5 Mar, 23:20
Re: T Hav Doniol Sumner LOP ExampleBrian Walton6 Mar, 04:12
Re: T Hav Doniol Sumner LOP ExampleGreg Rudzinski6 Mar, 14:54
Re: The Appleyard Course and Distance ComputerDave Walden6 Mar, 15:12
Re: An analytical solution of the two star sight problem of celestial navigationRobin Stuart6 Mar, 17:51
Re: The Appleyard Course and Distance ComputerDavid Pike6 Mar, 18:13
Re: Magnetic variation changing faster than anticipatedDavid Pike6 Mar, 18:20
Re: The Appleyard Course and Distance ComputerDavid Pike6 Mar, 21:58
Re: What sextant to buy ?Terry Syrokosz6 Mar, 22:18
Astro from a trainDavid C7 Mar, 07:12
Dip ShortDavid C7 Mar, 07:50
Re: Dip ShortDavid Pike7 Mar, 16:12
Re: Dip ShortBrad Morris7 Mar, 16:18
Re: An analytical solution of the two star sight problem of celestial navigationAndrés Ruiz7 Mar, 19:53
Re: An analytical solution of the two star sight problem of celestial navigationFrank Reed7 Mar, 21:00
Mercury in retrogradePaul Hirose7 Mar, 22:18
Re: Dip ShortDavid Pike8 Mar, 00:29
Re: Mercury in retrogradeTony Oz8 Mar, 09:50
Re: An analytical solution of the two star sight problem of celestial navigationAndrés Ruiz8 Mar, 11:21
Re: T Hav Doniol Sumner LOP ExampleBrian Walton8 Mar, 14:11
Re: An analytical solution of the two star sight problem of celestial navigationRobin Stuart8 Mar, 18:59
Re: Mercury in retrogradePaul Hirose8 Mar, 19:15
Re: T Hav Doniol Sumner LOP ExampleGreg Rudzinski8 Mar, 20:00
3D Navigation software questionMark Coady8 Mar, 20:42
Re: Mercury in retrogradeJackson McDonald9 Mar, 11:58
Re: An analytical solution of the two star sight problem of celestial navigationBrad Morris9 Mar, 12:06
Re: An analytical solution of the two star sight problem of celestial navigationBill Lionheart9 Mar, 13:51
Re: 3D Navigation software questionBrad Morris9 Mar, 14:30
Ellipse of Confidence in position findingAndrés Ruiz9 Mar, 15:00
Re: 3D Navigation software questionAndrés Ruiz9 Mar, 15:11
Re: An analytical solution of the two star sight problem of celestial navigationDavid Pike9 Mar, 16:15
Short Term Proper MotionBill Bertrand9 Mar, 16:19
Re: An analytical solution of the two star sight problem of celestial navigationBrad Morris9 Mar, 21:05
Re: T Hav Doniol Sumner LOP ExampleLars Bergman9 Mar, 21:11
Re: T Hav Doniol Sumner LOP ExampleBrian Walton10 Mar, 06:31
Unbounded RunawayBrad Morris10 Mar, 16:51
Re: Ellipse of Confidence in position findingBill Lionheart10 Mar, 18:36
Re: Short Term Proper MotionPaul Hirose10 Mar, 23:37
Re: Short Term Proper MotionPeter Monta11 Mar, 00:43
Corrections for latitude when taking sightsSteve E. Bryant11 Mar, 04:13
Re: Ellipse of Confidence in position findingAndrés Ruiz11 Mar, 08:15
Re: Corrections for latitude when taking sightsBrad Morris11 Mar, 13:51
Re: Short Term Proper MotionBill Bertrand11 Mar, 15:54
Re: Corrections for latitude when taking sightsDavid Pike11 Mar, 16:47
Re: The Appleyard Course and Distance ComputerAdrian F11 Mar, 17:51
Ebony OctantChris Caswell11 Mar, 22:37
Re: Ebony OctantJohn D. Howard12 Mar, 02:47
Re: Corrections for latitude when taking sightsBrad Morris12 Mar, 03:33
Re: Corrections for latitude when taking sightsBrian Walton12 Mar, 07:31
Moon's crescent when viewed from low latitudesTony Oz12 Mar, 08:58
Quiz Question: Advanced the science of navigationStuart Middleton12 Mar, 12:08
Re: Short Term Proper MotionRoger W. Sinnott12 Mar, 12:59
Re: Ebony OctantAlexandre Eremenko12 Mar, 13:09
Old stone walls record the changing location of magnetic northJackson McDonald12 Mar, 13:22
Bill Murdoch's TI-82 site reduction programWayne Miller12 Mar, 16:30
Re: Old stone walls record the changing location of magnetic northFrank Reed12 Mar, 17:17
Re: Old stone walls record the changing location of magnetic northFrank Reed12 Mar, 17:21
Re: Old stone walls record the changing location of magnetic northBrad Morris12 Mar, 17:48
Re: Old stone walls record the changing location of magnetic northBrad Morris12 Mar, 18:05
Re: Corrections for latitude when taking sightsDavid Pike12 Mar, 18:14
Re: Corrections for latitude when taking sightsSteve E. Bryant12 Mar, 20:22
Re: Old stone walls record the changing location of magnetic northRobin Stuart12 Mar, 20:24
Re: Old stone walls record the changing location of magnetic northFrank Reed12 Mar, 20:42
Re: Old stone walls record the changing location of magnetic northBrad Morris12 Mar, 20:56
Re: Ebony OctantBill Morris12 Mar, 21:04
Re: Old stone walls record the changing location of magnetic northLu Abel12 Mar, 21:35
Re: Corrections for latitude when taking sightsDavid Pike12 Mar, 21:56
Re: Old stone walls record the changing location of magnetic northBruce J. Pennino12 Mar, 23:36
Re: Moon's crescent when viewed from low latitudesMichael Bradley13 Mar, 00:34
Re: Corrections for latitude when taking sightsBrad Morris13 Mar, 02:19
Re: Short Term Proper MotionPaul Hirose13 Mar, 03:42
Re: Corrections for latitude when taking sightsBrian Walton13 Mar, 04:15
Re: Ellipse of Confidence in position findingBill Lionheart13 Mar, 07:51
Re: Corrections for latitude when taking sightsDavid Pike13 Mar, 08:29
Re: Ebony OctantChris Caswell13 Mar, 10:54
Re: Corrections for latitude when taking sightsDavid Pike13 Mar, 16:42
Re: Short Term Proper MotionPaul Hirose13 Mar, 17:40
Re: Corrections for latitude when taking sightsFrank Reed13 Mar, 19:09
Re: Corrections for latitude when taking sightsBrad Morris13 Mar, 19:29
Re: Corrections for latitude when taking sightsFrank Reed13 Mar, 20:01
Re: Corrections for latitude when taking sightsBrad Morris13 Mar, 20:56
Re: Corrections for latitude when taking sightsBrian Walton13 Mar, 22:07
Re: Corrections for latitude when taking sightsFrank Reed13 Mar, 23:02
Re: Corrections for latitude when taking sightsDavid Pike13 Mar, 23:56
Re: Corrections for latitude when taking sightsBrad Morris14 Mar, 00:57
Re: Ellipse of Confidence in position findingAndrés Ruiz14 Mar, 13:57
What is the radius of the Prime Vertical?David Pike14 Mar, 17:08
Re: What is the radius of the Prime Vertical?Frank Reed14 Mar, 22:02
Re: What is the radius of the Prime Vertical?David Pike14 Mar, 23:15
Re: What is the radius of the Prime Vertical?Frank Reed15 Mar, 00:17
Re: Ellipse of Confidence in position findingBill Lionheart15 Mar, 08:58
Re: Corrections for latitude when taking sightsÖrjan Sandström15 Mar, 09:03
Re: What is the radius of the Prime Vertical?David Pike15 Mar, 13:21
Re: An analytical solution of the two star sight problem of celestial navigationRobin Stuart15 Mar, 15:07
Re: What is the radius of the Prime Vertical?Frank Reed15 Mar, 15:52
Re: Corrections for latitude when taking sightsFrank Reed15 Mar, 16:10
Re: Ellipse of Confidence in position findingRobin Stuart15 Mar, 20:18
Re: Ellipse of Confidence in position findingRobin Stuart15 Mar, 20:40
Re: The Appleyard Course and Distance ComputerDavid Pike15 Mar, 21:21
Mercury is the closest planet, on average...Frank Reed15 Mar, 22:09
Possible GPS Date Rollover problems week of April 6, 2019Derrick Young15 Mar, 23:49
Re: Mercury is the closest planet, on average...David Pike16 Mar, 08:58
Re: Mercury is the closest planet, on average...Bill Lionheart16 Mar, 16:16
B-24 mission to MühldorfPaul Hirose16 Mar, 21:06
Re: Ellipse of Confidence in position findingGeoffrey Kolbe17 Mar, 06:43
Bessel's solution of lunar distancesRoger W. Sinnott17 Mar, 15:33
Re: Ellipse of Confidence in position findingRobin Stuart17 Mar, 16:05
Re: Ellipse of Confidence in position findingDavid Pike17 Mar, 18:25
Re: Ellipse of Confidence in position findingBill Lionheart18 Mar, 07:22
Re: Bessel's solution of lunar distancesRobert H. van Gent18 Mar, 09:23
Re: Ellipse of Confidence in position findingDavid Pike18 Mar, 11:29
Re: Bessel's solution of lunar distancesMurray Peake18 Mar, 12:59
Re: Ellipse of Confidence in position findingRobin Stuart18 Mar, 16:17
Re: Ellipse of Confidence in position findingDavid Pike18 Mar, 19:34
Index mirror typeIgor S.18 Mar, 21:48
Sarl-CPI sextantsAlberto Najar18 Mar, 22:01
Re: The Appleyard Course and Distance ComputerDave Walden18 Mar, 23:37
Re: Index mirror typeAlexandre Eremenko19 Mar, 00:10
Re: Index mirror typeAlexandre Eremenko19 Mar, 00:16
Re: Index mirror typePosth P19 Mar, 10:12
Re: Bessel's solution of lunar distancesRoger W. Sinnott19 Mar, 14:43
Human magnetic senseFrank Reed19 Mar, 15:05
Re: Bessel's solution of lunar distancesFrank Reed19 Mar, 15:39
Re: Ellipse of Confidence in position findingAndrés Ruiz20 Mar, 07:26
Re: Ellipse of Confidence in position findingAndrés Ruiz20 Mar, 07:57
Re: Human magnetic senseTony Oz20 Mar, 08:50
Re: Sarl-CPI sextantsPaul Bedel20 Mar, 11:04
Re: Bessel's solution of lunar distancesRoger W. Sinnott20 Mar, 12:54
Today’s the Spring EquinoxDavid Pike20 Mar, 13:50
Re: Today’s the Spring EquinoxDavid C20 Mar, 22:25
Re: Today’s the Spring EquinoxDavid C20 Mar, 22:31
Re: Today’s the Spring EquinoxDavid C20 Mar, 23:19
Re: Today’s the Spring EquinoxJohn D. Howard20 Mar, 23:32
Obtuse versus acute cocked hatBill Lionheart21 Mar, 08:07
Re: Ellipse of Confidence in position findingAndrés Ruiz21 Mar, 08:44
Conditional Cocked HatRobin Stuart21 Mar, 12:55
Re: Today’s the Spring EquinoxÖrjan Sandström21 Mar, 17:16
Re: Obtuse versus acute cocked hatRobin Stuart21 Mar, 18:36
Re: Obtuse versus acute cocked hatBill Lionheart21 Mar, 21:14
Zenith FixesDavid Pike21 Mar, 22:41
Re: Obtuse versus acute cocked hatDavid Pike21 Mar, 23:24
Re: Zenith FixesAndrés Ruiz22 Mar, 10:01
Re: Zenith FixesMike Burkes22 Mar, 15:37
Re: Zenith FixesDavid Pike22 Mar, 16:23
Re: Zenith FixesTony Oz22 Mar, 22:19
Re: Today’s the Spring EquinoxPaul Hirose23 Mar, 05:52
Re: Zenith FixesDavid Pike23 Mar, 11:04
Astron v2.1 release.Bill Ritchie23 Mar, 14:06
Re: Obtuse versus acute cocked hatRobin Stuart23 Mar, 14:37
Re: Zenith FixesTony Oz23 Mar, 17:33
Re: Today’s the Spring EquinoxDavid Shoemaker23 Mar, 17:47
Re: Today’s the Spring EquinoxDavid Shoemaker23 Mar, 18:27
Re: Zenith FixesDavid Pike23 Mar, 22:54
Re: CP-300/U Star FinderAlan S24 Mar, 02:13
Re: CP-300/U Star FinderEd Popko24 Mar, 09:48
Re: Today’s the Spring EquinoxDavid Pike24 Mar, 10:31
Re: Today’s the Spring EquinoxFrank Reed24 Mar, 13:05
Re: Today’s the Spring EquinoxDavid Pike24 Mar, 14:38
Re: Obtuse versus acute cocked hatRobin Stuart24 Mar, 15:56
Re: Zenith FixesAndrés Ruiz25 Mar, 14:04
Bygrave sliderule for saleGary LaPook25 Mar, 21:16
Mirror recoatingChris Caswell25 Mar, 22:22
Re: Today’s the Spring EquinoxPaul Hirose25 Mar, 22:53
Re: Mirror recoatingAlexandre Eremenko26 Mar, 00:04
Re: Zenith FixesDavid Pike26 Mar, 00:29
Re: CP-300/U Star FinderAlan S26 Mar, 00:35
Re: Mirror recoatingBill Morris26 Mar, 03:49
Re: Kollsman periscopic sextant mountRussell Crum26 Mar, 05:19
Re: Zenith FixesAndrés Ruiz26 Mar, 09:02
Re: Obtuse versus acute cocked hatBill Lionheart26 Mar, 10:32
Article: Follow Canopus, Not Your CompassJackson McDonald26 Mar, 11:21
Re: Zenith FixesJeremy C26 Mar, 13:13
Re: Zenith FixesJeremy C26 Mar, 13:20
Re: Mirror recoatingTony Oz26 Mar, 14:21
Re: CP-300/U Star FinderEd Popko26 Mar, 15:34
Re: Mirror recoatingIgor S.26 Mar, 15:41
Re: Mirror recoatingDustin Baenen26 Mar, 17:12
Re: Zenith FixesRobin Stuart26 Mar, 17:34
Re: Zenith FixesFrank Reed26 Mar, 18:15
Re: Mirror recoatingAlexandre Eremenko26 Mar, 19:02
Re: Mirror recoatingAlexandre Eremenko26 Mar, 19:34
Re: Mirror recoatingFrank Reed26 Mar, 19:37
Re: Mirror recoatingTony Oz26 Mar, 19:50
Re: Article: Follow Canopus, Not Your CompassTony Oz26 Mar, 19:57
Re: Article: Follow Canopus, Not Your CompassFrank Reed26 Mar, 19:57
Re: Possible GPS Date Rollover problems week of April 6, 2019Ed Popko26 Mar, 20:52
Re: Mirror recoatingAlexandre Eremenko26 Mar, 21:09
Re: Mirror recoatingPaul Hirose26 Mar, 21:44
Re: Possible GPS Date Rollover problems week of April 6, 2019Derrick Young26 Mar, 21:49
Re: Possible GPS Date Rollover problems week of April 6, 2019Lu Abel27 Mar, 00:23
Cpu-50A/PTracy Shrier27 Mar, 01:43
Re: Mirror recoatingTony Oz27 Mar, 07:25
Re: Mirror recoatingChris Caswell27 Mar, 11:02
Re: Mirror recoatingJim Hickey27 Mar, 13:10
Re: Possible GPS Date Rollover problems week of April 6, 2019Brad Morris27 Mar, 14:38
Re: Cpu-50A/PBrad Morris27 Mar, 14:40
Re: Mirror recoatingPeter Monta27 Mar, 15:50
Re: Mirror recoatingPeter Monta27 Mar, 15:58
Re: Mirror recoatingPeter Monta27 Mar, 16:07
Re: Mirror recoatingTony Oz27 Mar, 16:37
Re: Cpu-50A/PTracy Shrier27 Mar, 18:50
Re: Mirror recoatingJim Hickey27 Mar, 19:52
Re: Mirror recoatingÖrjan Sandström27 Mar, 22:09
Re: Mirror recoatingÖrjan Sandström27 Mar, 22:09
Re: Cpu-50A/PBrad Morris27 Mar, 22:10
Re: Cpu-50A/PBrad Morris27 Mar, 22:15
Re: Possible GPS Date Rollover problems week of April 6, 2019Richard B. Langley28 Mar, 12:01
Re: Mirror recoatingTony Oz28 Mar, 12:03
Ahab's Arithmetic; or, the mathematics of Moby-DickRobert H. van Gent29 Mar, 09:45
Re: Cpu-50A/PEd Popko29 Mar, 10:44
Douglas-Appleyard Arcless SextantJohn D. Howard29 Mar, 16:09
Robin Stuart's paper "Probabilities in a Gaussian Cocked Hat"Bill Lionheart30 Mar, 12:48
Re: Kollsman periscopic sextant mountDavid Pike30 Mar, 20:45
Re: Possible GPS Date Rollover problems week of April 6, 2019Paul Hirose30 Mar, 21:41
Re: Kollsman periscopic sextant mountPaul Hirose30 Mar, 21:41
Re: Robin Stuart's paper "Probabilities in a Gaussian Cocked Hat"David Pike30 Mar, 21:49
Re: Zenith FixesDavid Pike30 Mar, 22:33
Re: Robin Stuart's paper "Probabilities in a Gaussian Cocked Hat"Bill Lionheart31 Mar, 08:18
Re: Kollsman periscopic sextant mountDavid Pike31 Mar, 11:43
Re: Douglas-Appleyard Arcless SextantDavid Pike31 Mar, 14:44
Re: Douglas-Appleyard Arcless SextantJohn D. Howard31 Mar, 16:41
GPS Anti Spoof app updateFrank Reed31 Mar, 18:14
Douglas-Appleyard Arcless Sextant - HelpJohn D. Howard31 Mar, 18:53
Celestial Navigation: 19th Century Methods workshopFrank Reed31 Mar, 19:05
Re: Douglas-Appleyard Arcless Sextant - HelpDavid Pike31 Mar, 20:07
Re: GPS Anti Spoof app updateTony Oz31 Mar, 20:20
Re: Possible GPS Date Rollover problems week of April 6, 2019Geoffrey Kolbe1 Apr, 05:19
Re: GPS Anti Spoof app updateSteve E. Bryant2 Apr, 03:00
Re: Cpu-50A/PAlan S2 Apr, 03:24
Re: GPS Anti Spoof app updateJohn D. Howard2 Apr, 15:14
Re: GPS Anti Spoof app updateBruce Cutting2 Apr, 20:11
Re: GPS Anti Spoof app updateJohn D. Howard3 Apr, 02:25
Plotting Tools?George F. Prescott4 Apr, 20:40
Re: Plotting Tools?Jacob M. Huffman III5 Apr, 04:05
Re: GPS Anti Spoof app updateHerman Dekker5 Apr, 05:44
Re: Plotting Tools?David Pike5 Apr, 08:50
Re: Today’s the Spring EquinoxDavid Shoemaker5 Apr, 12:07
Re: Plotting Tools?Jürgen Hoefeld5 Apr, 17:27
Re: Plotting Tools?David Pike5 Apr, 21:48
Re: Possible GPS Date Rollover problems week of April 6, 2019Brad Morris7 Apr, 00:31
Re: Today’s the Spring EquinoxPaul Hirose7 Apr, 04:48
Re: Possible GPS Date Rollover problems week of April 6, 2019Geoffrey Kolbe7 Apr, 06:30
Re: Plotting Tools?David Pike7 Apr, 09:01
Re: Today’s the Spring EquinoxDavid Shoemaker7 Apr, 13:14
Re: Possible GPS Date Rollover problems week of April 6, 2019David Pike7 Apr, 16:57
Troughton and Simms SextantRichard Kennedy7 Apr, 20:57
Re: Possible GPS Date Rollover problems week of April 6, 2019Peter Monta7 Apr, 22:55
Re: Troughton and Simms SextantAlexandre Eremenko8 Apr, 01:53
Re: Troughton and Simms SextantBrad Morris8 Apr, 02:42
Re: Troughton and Simms SextantÖrjan Sandström8 Apr, 09:41
Re: Today’s the Spring EquinoxDavid Shoemaker8 Apr, 11:31
"Modern Celestial" on the Hudson RiverFrank Reed8 Apr, 18:44
Wikipedia article on Winslow Homer's "Eight Bells"Frank Reed8 Apr, 19:32
SofaJpl page is downPaul Hirose8 Apr, 20:00
Re: Troughton and Simms SextantRichard Kennedy8 Apr, 21:39
Re: Troughton and Simms SextantRichard Kennedy8 Apr, 21:45
Re: Wikipedia article on Winslow Homer's "Eight Bells"Doug MacPherson8 Apr, 23:06
Re: Wikipedia article on Winslow Homer's "Eight Bells"Peter Monta9 Apr, 03:18
Re: Wikipedia article on Winslow Homer's "Eight Bells"Geoffrey Kolbe9 Apr, 07:55
Re: Wikipedia article on Winslow Homer's "Eight Bells"David Pike9 Apr, 08:00
Re: Wikipedia article on Winslow Homer's "Eight Bells"Herman Dekker9 Apr, 09:50
Constructing the axes of the sum of squares ellipseBill Lionheart9 Apr, 10:18
Re: Troughton and Simms SextantStephen N.G. Davies9 Apr, 10:28
Re: Wikipedia article on Winslow Homer's "Eight Bells"Bill Lionheart9 Apr, 10:32
Re: Wikipedia article on Winslow Homer's "Eight Bells"Frank Reed9 Apr, 17:40
Re: Wikipedia article on Winslow Homer's "Eight Bells"Bill Lionheart9 Apr, 18:26
Re: Northern Limits of Magnetic Compass UsefulnessBob Goethe9 Apr, 19:58
Re: Troughton and Simms SextantBill Morris10 Apr, 04:48
Re: Northern Limits of Magnetic Compass UsefulnessGeoffrey Kolbe10 Apr, 06:28
Re: Wikipedia article on Winslow Homer's "Eight Bells"Ed Popko10 Apr, 10:40
Re: Northern Limits of Magnetic Compass UsefulnessBill Lionheart10 Apr, 14:50
Re: Constructing the axes of the sum of squares ellipseRoger W. Sinnott10 Apr, 19:23
Re: Northern Limits of Magnetic Compass UsefulnessBob Goethe10 Apr, 19:57
Re: SofaJpl page is downPaul Hirose10 Apr, 21:35
Star to Star Distance Sextant CalibrationMichael Bradley10 Apr, 21:59
Re: Star to Star Distance Sextant CalibrationAlexandre Eremenko10 Apr, 23:04
Mariner's astrolabe from Museo Naval de MadridAndrew Nikitin11 Apr, 04:32
Re: Mariner's astrolabe from Museo Naval de MadridAndrés Ruiz11 Apr, 06:21
Re: Star to Star Distance Sextant CalibrationAndrés Ruiz11 Apr, 07:23
Re: Mariner's astrolabe from Museo Naval de MadridEd Popko11 Apr, 09:52
Re: Mariner's astrolabe from Museo Naval de MadridAlexandre Eremenko11 Apr, 10:29
Navigation mistakes in music...Greg Licfi11 Apr, 11:47
Re: Star to Star Distance Sextant CalibrationMichael Bradley11 Apr, 22:39
Re: Star to Star Distance Sextant CalibrationPaul Hirose12 Apr, 02:52
Sun Compass-Interesting UseBruce J. Pennino12 Apr, 03:14
Re: Northern Limits of Magnetic Compass UsefulnessEd Popko12 Apr, 09:42
Re: Mariner's astrolabe from Museo Naval de MadridAndrew Nikitin12 Apr, 14:18
Sextant use on tankerThomas Spidle13 Apr, 15:15
Re: Sextant use on tankerEd Popko13 Apr, 21:21
Re: Sextant use on tankerThomas Spidle15 Apr, 07:36
Reeds versine formulasÖrjan Sandström15 Apr, 13:52
Yoda the NavigatorFrank Reed15 Apr, 22:42
Re: Brown-Nassau Spherical computerAlan S16 Apr, 03:13
Re: Yoda the NavigatorTony Oz16 Apr, 07:27
Re: Reeds versine formulasBrian Walton16 Apr, 11:21
Davis Artificial Horizon FiltersGreg Rudzinski16 Apr, 15:09
Re: Reeds versine formulasÖrjan Sandström16 Apr, 18:08
Early Air Navigation with RDFEd Popko16 Apr, 23:03
Is All-Haversine SR the be-all and end-all?Tony Oz17 Apr, 08:43
Re: Troughton and Simms SextantRichard Kennedy17 Apr, 10:53
Re: Is All-Haversine SR the be-all and end-all?Greg Rudzinski17 Apr, 15:48
Re: Early Air Navigation with RDFKen Gebhart17 Apr, 15:54
Re: Early Air Navigation with RDFDustin Baenen17 Apr, 19:26
Re: Early Air Navigation with RDFPaul Hirose17 Apr, 19:33
Re: Early Air Navigation with RDFDavid Pike17 Apr, 19:53
Re: The Appleyard Course and Distance ComputerAdrian F17 Apr, 21:06
Re: Early Air Navigation with RDFJacob M. Huffman III17 Apr, 23:09
Re: GPS Anti Spoof app updateMark Coady18 Apr, 01:48
Re: Early Air Navigation with RDFDavid C18 Apr, 04:35
Re: Is All-Haversine SR the be-all and end-all?Tony Oz18 Apr, 08:37
Re: Early Air Navigation with RDFEd Popko18 Apr, 10:30
Re: Early Air Navigation with RDFTony Oz18 Apr, 14:43
Re: Is All-Haversine SR the be-all and end-all?Greg Rudzinski18 Apr, 14:45
Re: Is All-Haversine SR the be-all and end-all?Greg Rudzinski18 Apr, 14:54
Re: Is All-Haversine SR the be-all and end-all?John D. Howard18 Apr, 18:58
Re: Sun Compass-Interesting UseBill Morris18 Apr, 22:58
Re: Sun Compass-Interesting UseGeoffrey Kolbe19 Apr, 06:22
Re: Sun Compass-Interesting UseGeoffrey Kolbe19 Apr, 06:40
Re: Sun Compass-Interesting UseBruce J. Pennino19 Apr, 13:04
Re: Sun Compass-Interesting UseBob Goethe20 Apr, 02:43
First commercial aircraft with GPSEd Popko20 Apr, 10:05
Comet Donati above Paris 1858Frank Reed20 Apr, 20:39
Re: First commercial aircraft with GPSJohn D. Howard20 Apr, 21:27
Re: First commercial aircraft with GPSFrank Reed20 Apr, 21:45
Re: Comet Donati above Paris 1858Alexandre Eremenko21 Apr, 00:53
Re: Comet Donati above Paris 1858Robin Stuart21 Apr, 14:28
Re: Comet Donati above Paris 1858Don Seltzer21 Apr, 15:38
Re: Comet Donati above Paris 1858Brad Morris21 Apr, 16:52
Re: Comet Donati above Paris 1858Robin Stuart21 Apr, 18:56
Re: First commercial aircraft with GPSPeter Monta21 Apr, 19:33
Re: Comet Donati above Paris 1858Frank Reed21 Apr, 20:05
Re: Comet Donati above Paris 1858Frank Reed21 Apr, 20:47
Re: Early Air Navigation with RDFJoe Suligoy21 Apr, 21:49
Re: First commercial aircraft with GPSDavid Pike21 Apr, 22:43
Re: Comet Donati above Paris 1858Luc Van den Borre21 Apr, 23:52
Re: Comet Donati above Paris 1858Luc Van den Borre22 Apr, 00:22
Re: Early Air Navigation with RDFBrad Morris22 Apr, 03:03
Re: First commercial aircraft with GPSEd Popko22 Apr, 12:33
Re: Early Air Navigation with RDFEd Popko22 Apr, 13:28
High Altitude Camera Bris Calibrated TrialsGreg Rudzinski22 Apr, 13:29
Re: Early Air Navigation with RDFFrank Reed22 Apr, 15:31
Re: Early Air Navigation with RDFJoe Suligoy22 Apr, 23:14
Re: Early Air Navigation with RDFBrad Morris23 Apr, 00:47
Re: Comet Donati above Paris 1858Frank Reed23 Apr, 02:08
Re: High Altitude Camera Bris Calibrated TrialsGreg Rudzinski23 Apr, 12:17
Article: GPS Jamming, Spoofing, and BackupsFrank Reed23 Apr, 18:16
Re: High Altitude Camera Bris Calibrated TrialsGregg Jarrette23 Apr, 18:22
Re: Article: GPS Jamming, Spoofing, and BackupsGregg Jarrette23 Apr, 18:45
Re: High Altitude Camera Bris Calibrated TrialsGreg Rudzinski23 Apr, 19:08
Re: High Altitude Camera Bris Calibrated TrialsGregg Jarrette23 Apr, 20:37
Re: High Altitude Camera Bris Calibrated TrialsPaul Saffo24 Apr, 19:14
Re: Troughton and Simms SextantBill Morris24 Apr, 22:00
Fwd: Saturn photoHewitt Schlereth24 Apr, 23:32
Polariser (photo) filter as a sextant shade - my experience.Tony Oz27 Apr, 09:05
Re: Polariser (photo) filter as a sextant shade - my experience.Ed Popko27 Apr, 16:31
Re: Polariser (photo) filter as a sextant shade - my experience.Tony Oz27 Apr, 20:42
The Sextant ...Ed Popko27 Apr, 21:13
Earthrise.Francis Upchurch29 Apr, 13:50
Can humans sense the earth's magnetic field?Lu Abel29 Apr, 15:30
Re: Early Air Navigation with RDFDavid Pike29 Apr, 20:28
Re: Earthrise.Frank Reed30 Apr, 17:45
Re: Can humans sense the earth's magnetic field?Frank Reed30 Apr, 17:49
Re: Titanic's last starsGeoff Hitchcox1 May, 02:32
Re: Earthrise.Robert VanderPol II1 May, 04:21
Re: Earthrise.Paul Dolkas1 May, 04:32
Re: Early Air Navigation with RDFPaul Dolkas1 May, 04:32
Re: Earthrise.Francis Upchurch1 May, 07:03
Re: Earthrise.Francis Upchurch1 May, 07:20
Re: Titanic's last starsGreg Rudzinski1 May, 11:27
Re: Titanic's last starsBrad Morris1 May, 17:10
Consistent "away" intercepts. Why?Tony Oz1 May, 20:17
Re: Titanic's last starsFrank Reed1 May, 22:25
Re: Consistent "away" intercepts. Why?Frank Reed1 May, 22:32
Re: Consistent "away" intercepts. Why?Greg Rudzinski1 May, 22:45
Re: Titanic's last starsPaul Hirose1 May, 23:27
Re: Titanic's last starsBrad Morris2 May, 00:41
Re: Titanic's last starsGeoff Hitchcox2 May, 01:03
Re: Consistent "away" intercepts. Why?Tony Oz2 May, 09:04
Re: Titanic's last starsDavid C2 May, 10:30
Re: Titanic's last starsBrad Morris2 May, 13:43
Re: Titanic's last starsGreg Rudzinski2 May, 15:11
Re: Consistent "away" intercepts. Why?Bill Lionheart2 May, 15:49
Re: Consistent "away" intercepts. Why?John D. Howard2 May, 21:03
Re: Titanic's last starsDon Seltzer2 May, 21:04
Re: Consistent "away" intercepts. Why?David Pike2 May, 21:30
Re: Titanic's last starsDavid C2 May, 21:42
Re: Consistent "away" intercepts. Why?Michael Bradley2 May, 22:39
Re: Titanic's last starsGeoff Hitchcox3 May, 04:37
SNO-T for export ?Bruno Meier3 May, 15:21
Re: SNO-T for export ?Bruce Cutting3 May, 17:40
Re: SNO-T for export ?Bruno Meier3 May, 18:55
Re: SNO-T for export ?Ken Gebhart3 May, 20:25
Re: Life on the OceanLuc Van den Borre3 May, 21:08
Re: Life on the OceanFrancis Upchurch4 May, 06:25
Re: SNO-T for export ?Bruno Meier4 May, 07:01
Re: Consistent "away" intercepts. Why?Geoffrey Kolbe4 May, 08:37
Re: Life on the OceanDavid Pike4 May, 15:40
Re: Consistent "away" intercepts. Why?David Pike4 May, 15:45
Re: SNO-T for export ?Bruce Cutting4 May, 17:05
Re: Consistent "away" intercepts. Why?Bill Lionheart4 May, 19:29
Re: Consistent "away" intercepts. Why?David Pike4 May, 22:07
Re: Life on the OceanFrancis Upchurch5 May, 04:16
Re: Consistent "away" intercepts. Why?Geoffrey Kolbe5 May, 07:44
Re: Titanic's last starsGeoff Hitchcox5 May, 12:21
A good clock for a few billion yearsFrank Reed5 May, 16:03
Re: A good clock for a few billion yearsGeoff Hitchcox6 May, 01:39
Re: A good clock for a few billion yearsDavid C6 May, 03:53
Re: A good clock for a few billion yearsDavid C6 May, 04:06
Re: A good clock for a few billion yearsRobert VanderPol II6 May, 04:12
Re: A good clock for a few billion yearsBill Lionheart6 May, 09:03
Re: Life on the OceanEd Popko6 May, 09:42
George Bennett obituaryFrank Reed7 May, 02:11
Re: George Bennett obituaryDavid C7 May, 04:09
Single-body fix (at mer-pass): some questionsTony Oz7 May, 17:08
Lunars by series, quadratic correctionFrank Reed7 May, 17:15
Re: Single-body fix (at mer-pass): some questionsFrank Reed7 May, 17:34
Re: Lunars by series, quadratic correctionFrank Reed7 May, 18:39
Re: Lunars by series, quadratic correctionSean C8 May, 04:26
Re: Single-body fix (at mer-pass): some questionsAndrés Ruiz8 May, 06:52
Re: Lunars by series, quadratic correctionFrank Reed8 May, 15:55
Nat Geo Botswana sky fake!Paul Saffo8 May, 16:33
Re: Single-body fix (at mer-pass): some questionsTony Oz8 May, 20:26
Re: Single-body fix (at mer-pass): some questionsTony Oz8 May, 20:35
Re: Single-body fix (at mer-pass): some questionsFrank Reed8 May, 21:04
Congratulations on the Victory Day!Tony Oz8 May, 21:18
Re: Congratulations on the Victory Day!Brad Morris8 May, 21:53
Re: Single-body fix (at mer-pass): some questionsTony Oz8 May, 23:45
Re: Titanic's last starsDale Lichtblau9 May, 03:08
Re: Single-body fix (at mer-pass): some questionsAndrés Ruiz9 May, 07:01
Re: Lunars by series, quadratic correctionRobin Stuart9 May, 13:36
Collimation Error on C&P PlathGreg Rudzinski9 May, 14:13
Re: SofaJpl page is downPaul Hirose10 May, 22:51
Re: Lunars by series, quadratic correctionFrank Reed11 May, 02:02
Re: Lunars by series, quadratic correctionÖrjan Sandström11 May, 10:00
Re: SofaJpl page is downAntoine Couëtte11 May, 10:06
Logarithms: adding tenEd Popko11 May, 10:44
Re: All Haversine FixTony Oz11 May, 14:48
Re: Logarithms: adding tenFrank Reed11 May, 15:40
Re: HO 211 (Ageton) sight reduction accuracyRobert VanderPol II11 May, 16:06
Re: Logarithms: adding tenGreg Rudzinski11 May, 19:20
Modern Celestial at Mystic Seaport, May 18-19Frank Reed11 May, 19:32
Re: Logarithms: adding tenFrank Reed11 May, 20:12
Re: Lunars by series, quadratic correctionRobin Stuart11 May, 20:56
Re: Lunars by series, quadratic correctionRobin Stuart11 May, 21:03
Re: All Haversine FixTony Oz11 May, 21:40
Re: Modern Celestial at Mystic Seaport, May 18-19Brad Morris12 May, 02:00
Re: Modern Celestial at Mystic Seaport, May 18-19Frank Reed12 May, 02:14
Re: Modern Celestial at Mystic Seaport, May 18-19John D. Howard12 May, 02:25
Re: Modern Celestial at Mystic Seaport, May 18-19Sean C12 May, 04:35
Re: Modern Celestial at Mystic Seaport, May 18-19Brad Morris12 May, 09:57
I.C. and sunspotIgor S.12 May, 18:47
Re: I.C. and sunspotFrank Reed12 May, 19:24
Re: HO 211 (Ageton) sight reduction accuracyPaul Hirose12 May, 21:27
Re: George Bennett obituaryDrago Simac13 May, 02:19
Re: Fogging OpticsTony Oz13 May, 09:25
Re: I.C. and sunspotGreg Rudzinski13 May, 12:08
Re: I.C. and sunspotGreg Rudzinski13 May, 12:38
Re: I.C. and sunspotDavid Fleming13 May, 18:00
Re: I.C. and sunspotGreg Rudzinski13 May, 18:37
Re: I.C. and sunspotGreg Rudzinski13 May, 19:11
Re: I.C. and sunspotBrian Walton14 May, 03:36
Re: Fogging OpticsPaul Dolkas14 May, 04:03
Re: Fogging OpticsBrad Morris14 May, 04:46
Re: I.C. and sunspotJeremy C14 May, 10:25
Re: Fogging OpticsTony Oz14 May, 11:41
UL vs LL: which is which when an artificial horizon is involved?Tony Oz14 May, 11:56
Re: UL vs LL: which is which when an artificial horizon is involved?Brad Morris14 May, 17:49
Re: UL vs LL: which is which when an artificial horizon is involved?John D. Howard14 May, 18:46
Re: Modern Celestial at Mystic Seaport, May 18-19Frank Reed14 May, 19:39
Re: Modern Celestial at Mystic Seaport, May 18-19Frank Reed14 May, 19:48
Re: Modern Celestial at Mystic Seaport, May 18-19Herman Dekker14 May, 20:11
Re: Modern Celestial at Mystic Seaport, May 18-19Greg Rudzinski14 May, 20:42
Re: UL vs LL: which is which when an artificial horizon is involved?Paul Hirose14 May, 22:32
Re: UL vs LL: which is which when an artificial horizon is involved?Robert VanderPol II14 May, 22:51
Telegraphic longitudePaul Hirose14 May, 23:10
Re: Fogging OpticsPaul Dolkas15 May, 04:11
Deneb, Altair and SaturnAntoine Couëtte15 May, 04:12
Re: Modern Celestial at Mystic Seaport, May 18-19Chris Willmes15 May, 11:58
Re: UL vs LL: which is which when an artificial horizon is involved?Tony Oz15 May, 12:34
Is it possible to improve the presentation of this forum ?Posth P15 May, 14:39
Re: Is it possible to improve the presentation of this forum ?David Pike15 May, 18:41
Re: UL vs LL: which is which when an artificial horizon is involved?Brad Morris15 May, 19:14
Missed Fryer, found MarryatDavid Pike15 May, 19:53
Navigation Library for sale (K Gebhart)Frank Reed15 May, 20:06
HO-229 Abridgement by Jean VillemagneFrank Reed15 May, 20:26
Re: HO-229 Abridgement by Jean VillemagneTony Oz15 May, 21:53
HO-229 AbridgmentJean Villemagne16 May, 01:51
Re: Deneb, Altair and SaturnAndrés Ruiz16 May, 13:04
Re: Logarithms: adding tenDavid Pike16 May, 16:03
Re: Deneb, Altair and SaturnAntoine Couëtte16 May, 18:03
Re: UL vs LL: which is which when an artificial horizon is involved?Tony Oz16 May, 18:11
Re: Deneb, Altair and SaturnPaul Hirose16 May, 20:03
Re: Navigation Library for sale (K Gebhart)Ken Gebhart16 May, 21:26
Re: Logarithms: adding tenEd Popko16 May, 23:09
Re: Deneb, Altair and SaturnFrank Reed16 May, 23:31
Sextant adjustment (again)Ed Popko16 May, 23:45
Re: Navigation Library for sale (K Gebhart)Sean C17 May, 01:09
Re: I.C. and sunspotIgor S.17 May, 01:12
Re: Is it possible to improve the presentation of this forum ?David C17 May, 02:16
Re: Is it possible to improve the presentation of this forum ?David C17 May, 02:34
Re: Is it possible to improve the presentation of this forum ?John D. Howard17 May, 03:08
Re: Is it possible to improve the presentation of this forum ?Sean C17 May, 05:39
Re: Deneb, Altair and SaturnAntoine Couëtte17 May, 08:23
Celestial statistical fixdjamel ait amrane17 May, 13:04
Details of Freiberger AHIgor S.17 May, 16:52
Re: Deneb, Altair and SaturnFrank Reed17 May, 17:08
What do you do if horizon is not reliable?Tony Oz18 May, 08:51
Re: What do you do if horizon is not reliable?Geoffrey Kolbe18 May, 16:33
Astronomical panorama location and dateFrank Reed18 May, 17:48
Re: Astronomical panorama location and dateBrad Morris18 May, 18:33
Re: What do you do if horizon is not reliable?Tony Oz18 May, 21:05
Re: Astronomical panorama location and dateFrank Reed18 May, 22:33
Re: Modern Celestial at Mystic Seaport, May 18-19Herman Dekker19 May, 08:10
Re: Celestial statistical fixAndrés Ruiz19 May, 09:39
Re: Deneb, Altair and SaturnAndrés Ruiz19 May, 09:44
Re: Astronomical panorama location and dateAntoine Couëtte19 May, 11:13
Re: Celestial statistical fixdjamel ait amrane19 May, 12:21
Re: Astronomical panorama location and dateAntoine Couëtte19 May, 12:48
Re: What do you do if horizon is not reliable?Igor S.19 May, 20:26
Star-to-star distance for sextant calibration?Tony Oz20 May, 00:26
Re: What do you do if horizon is not reliable?Tony Oz20 May, 08:14
Re: Astronomical panorama location and dateRobert H. van Gent20 May, 09:26
Das Boot film and sextantAndrés Ruiz20 May, 12:26
Re: Star-to-star distance for sextant calibration?Michael Bradley20 May, 18:05
Re: Star-to-star distance for sextant calibration?Michael Bradley20 May, 18:20
Re: Star-to-star distance for sextant calibration?Tony Oz20 May, 18:26
Re: Astronomical panorama location and dateBrad Morris20 May, 19:06
Re: Das Boot film and sextantBrad Morris20 May, 19:07
Re: Astronomical panorama location and dateAntoine Couëtte20 May, 20:29
Re: Star-to-star distance for sextant calibration?Lars Bergman20 May, 20:41
Re: Star-to-star distance for sextant calibration?Tony Oz20 May, 20:42
Re: What do you do if horizon is not reliable?Igor S.20 May, 20:59
Re: Star-to-star distance for sextant calibration?Tony Oz20 May, 21:08
Re: Star-to-star distance for sextant calibration?Paul Hirose20 May, 22:50
Re: Star-to-star distance for sextant calibration?Brad Morris21 May, 02:23
Re: Astronomical panorama location and dateRobert H. van Gent21 May, 07:58
Re: Star-to-star distance for sextant calibration?Tony Oz21 May, 08:36
Re: Astronomical panorama location and dateAntoine Couëtte21 May, 10:52
Re: Star-to-star distance for sextant calibration?Alexandre Eremenko21 May, 12:41
Re: Star-to-star distance for sextant calibration?Tony Oz21 May, 17:30
Naval ChronicleBob Goethe21 May, 20:59
Easy star-to-star distance correctionsFrank Reed21 May, 23:38
Re: Star-to-star distance for sextant calibration?Paul Hirose22 May, 05:47
Re: Star-to-star distance for sextant calibration?Tony Oz22 May, 08:29
Re: Easy star-to-star distance correctionsTony Oz22 May, 08:34
Star-to-star distances: apps, software, spreadsheetsAndrés Ruiz22 May, 09:52
Re: Easy star-to-star distance correctionsHerman Dekker22 May, 15:23
Re: Easy star-to-star distance correctionsFrank Reed22 May, 19:18
Re: Easy star-to-star distance correctionsMichael Bradley22 May, 19:27
Re: Easy star-to-star distance correctionsAlexandre Eremenko22 May, 20:30
Re: Easy star-to-star distance correctionsAlexandre Eremenko22 May, 22:18
Mark-IX-A bubble sextant calibration reportJean Villemagne23 May, 01:14
Re: Mark-IX-A bubble sextant calibration reportBrad Morris23 May, 02:37
Re: Easy star-to-star distance correctionsHerman Dekker23 May, 07:18
Sight tube: cross-wires repair?Tony Oz23 May, 18:43
Re: Sight tube: cross-wires repair?Örjan Sandström23 May, 21:22
Re: Easy star-to-star distance correctionsEd Popko23 May, 21:52
Re: Mark-IX-A bubble sextant calibration reportJean Villemagne23 May, 22:45
Re: Sight tube: cross-wires repair?Tony Oz24 May, 08:46
Re: Mark-IX-A bubble sextant calibration reportDavid Pike24 May, 13:19
Re: Mark-IX-A bubble sextant calibration reportDavid Pike24 May, 16:45
Re: Mark-IX-A bubble sextant calibration reportJean Villemagne24 May, 17:31
Re: Mark-IX-A bubble sextant calibration reportJean Villemagne24 May, 19:21
Re: Mark-IX-A bubble sextant calibration reportDavid Pike24 May, 19:47
Re: Mark-IX-A bubble sextant calibration reportDavid Pike24 May, 21:24
Re: Mark-IX-A bubble sextant calibration reportJean Villemagne24 May, 21:55
Re: Mark-IX-A bubble sextant calibration reportJean Villemagne25 May, 01:27
Re: Sight tube: cross-wires repair?Örjan Sandström25 May, 08:42
Re: Sight tube: cross-wires repair?Tony Oz25 May, 20:05
Lunar distance presetting exercisePeter Hakel26 May, 16:30
Re: Lunar distance presetting exerciseFrank Reed26 May, 18:21
Re: Lunar distance presetting exercisePeter Hakel26 May, 20:40
Re: Celestial Navigation in the MoviesJörg Reinhardt26 May, 21:08
SpaceX Starlink Satellites & AHIgor S.26 May, 21:50
Re: SpaceX Starlink Satellites & AHFrank Reed26 May, 22:56
Re: Lunar distance presetting exerciseAntoine Couëtte27 May, 07:58
Re: Mark-IX-A bubble sextant calibration reportDavid Pike27 May, 09:55
Re: Lunar distance presetting exerciseFrank Reed27 May, 18:06
Re: SpaceX Starlink Satellites & AHFrank Reed27 May, 18:11
Re: Lunar distance presetting exercisePaul Hirose27 May, 21:02
Re: Das Boot film and sextantIgor S.28 May, 09:17
Henry Hughes Sextant (No. 5154)Kostas B28 May, 10:26
Re: Mark-IX-A bubble sextant calibration reportJean Villemagne28 May, 12:59
Please recommend a good book or on-line courseJerry Woodward28 May, 16:05
Re: Please recommend a good book or on-line courseA Grey28 May, 16:57
Re: Please recommend a good book or on-line courseJohn D. Howard28 May, 18:14
Re: Please recommend a good book or on-line courseDrago Simac28 May, 21:52
Re: Please recommend a good book or on-line courseDoug MacPherson29 May, 04:21
Re: Please recommend a good book or on-line courseFrancis Upchurch29 May, 05:34
Re: Please recommend a good book or on-line courseDavid Pike29 May, 11:41
Re: Please recommend a good book or on-line courseIgor S.29 May, 12:13
Calculator forensicsTony Oz29 May, 13:04
Re: Please recommend a good book or on-line courseBruce J. Pennino29 May, 13:59
Which stars are circumpolair at 52° N?Herman Dekker29 May, 14:10
Re: Please recommend a good book or on-line courseJoe Suligoy29 May, 14:43
Re: Mark-IX-A bubble sextant calibration reportDavid Pike29 May, 15:47
Re: Which stars are circumpolar at 52 N?Brad Morris29 May, 17:44
Re: Which stars are circumpolar at 52 N?djamel ait amrane29 May, 17:51
Re: Please recommend a good book or on-line courseBrad Morris29 May, 18:09
Re: Calculator forensicsBrad Morris29 May, 18:32
Re: Henry Hughes Sextant (No. 5154)Brad Morris29 May, 18:45
Re: Henry Hughes Sextant (No. 5154)Frank Reed29 May, 21:05
Re: Henry Hughes Sextant (No. 5154)Michael Bradley29 May, 22:12
Re: Henry Hughes Sextant (No. 5154)David Pike29 May, 22:28
Re: Henry Hughes Sextant (No. 5154)Kostas B29 May, 23:23
Re: Please recommend a good book or on-line courseHewitt Schlereth30 May, 00:19
Map by Cook's Tahitian Navigator Finally UnlockedSean C30 May, 02:21
Re: Henry Hughes Sextant (No. 5154)Brad Morris30 May, 02:45
Re: Calculator forensicsTony Oz30 May, 14:16
CP-300/U USAF Star FinderEd Popko30 May, 16:07
Re: Calculator forensicsBrad Morris31 May, 02:00
Re: Mark-IX-A bubble sextant calibration reportJean Villemagne31 May, 13:20
Air Force Lab Plans R&D into Celestial-Aided Navigation TechRichard B. Langley31 May, 13:29
Re: CP-300/U USAF Star FinderTony Oz31 May, 16:42
Re: Calculator forensicsTony Oz31 May, 20:26
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechA Grey31 May, 20:37
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechIgor S.1 Jun, 01:15
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechFrancis Upchurch1 Jun, 05:51
Re: CP-300/U USAF Star FinderEd Popko1 Jun, 12:22
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechZane Grey1 Jun, 12:59
US WW2 Fairchild Maxson Mk1 Line of Position Navigational ComputerEd Popko1 Jun, 16:12
Old batteries from WWII found in a MARK-IX-A handleJean Villemagne2 Jun, 01:02
Mark-IX-A bubble sextant calibration station detailsJean Villemagne2 Jun, 01:19
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechTom Sult2 Jun, 03:34
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechFrancis Upchurch2 Jun, 05:28
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechFrancis Upchurch2 Jun, 05:53
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechZane Grey2 Jun, 07:28
Calculators, cosines, and floating point computationFrank Reed2 Jun, 21:10
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechPeter Monta3 Jun, 01:03
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechPeter Monta3 Jun, 01:20
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechPeter Monta3 Jun, 01:28
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechFrank Reed3 Jun, 01:56
Re: Calculators, cosines, and floating point computationRobert VanderPol II3 Jun, 03:44
Re: Air Force Lab Plans R&D into Celestial-Aided Navigation TechPeter Monta3 Jun, 04:16
Re: Calculators, cosines, and floating point computationTony Oz3 Jun, 09:43
Re: Calculators, cosines, and floating point computationGreg Rudzinski3 Jun, 12:12
Re: Calculators, cosines, and floating point computationGreg Rudzinski3 Jun, 13:09
Re: Calculators, cosines, and floating point computationBrad Morris3 Jun, 14:45
Re: Calculators, cosines, and floating point computationFrank Reed3 Jun, 14:50
Re: Calculators, cosines, and floating point computationTony Oz3 Jun, 15:08
Tide calculationFrank Reed3 Jun, 16:14
Re: Calculators, cosines, and floating point computationBrad Morris3 Jun, 16:23
Navigator's Course ProtractorsRobin Stuart3 Jun, 17:55
Re: Tide calculationGeoff Hitchcox4 Jun, 01:44
Re: Tide calculationGeoff Hitchcox4 Jun, 04:06
Re: Calculators, cosines, and floating point computationTony Oz4 Jun, 10:55
A better calculator than a CASIO fx-260 Solar?Tony Oz4 Jun, 13:59
Re: Calculators, cosines, and floating point computationBrad Morris4 Jun, 17:09
Re: Calculators, cosines, and floating point computationFrank Reed4 Jun, 18:20
Re: Calculators, cosines, and floating point computationBrad Morris4 Jun, 18:41
Re: Old batteries from WWII found in a MARK-IX-A handleDavid Pike4 Jun, 20:05
Re: Mark-IX-A bubble sextant calibration station detailsDavid Pike4 Jun, 20:09
Re: Northern Limits of Magnetic Compass UsefulnessGary LaPook4 Jun, 22:19
Re: Early Air Navigation with RDFGary LaPook4 Jun, 22:29
Re: Early Air Navigation with RDFGary LaPook4 Jun, 22:35
Re: Calculators, cosines, and floating point computationPaul Hirose5 Jun, 06:10
Re: Tide calculationGeoff Hitchcox5 Jun, 06:12
Navigation books in FrenchAndrés Ruiz5 Jun, 12:32
Re: Navigation books in FrenchAntoine Couëtte5 Jun, 17:10
Re: Navigation books in Frenchdjamel ait amrane5 Jun, 17:19
Re: Calculators, cosines, and floating point computationPete Solon Palmer5 Jun, 21:09
Radar sundialJackson McDonald6 Jun, 17:19
Re: Radar sundialFrank Reed6 Jun, 17:49
Re: Radar sundialEd Popko6 Jun, 23:48
Re: Mark-IX-A bubble sextant calibration station detailsJean Villemagne7 Jun, 01:16
Re: Mark-IX-A bubble sextant calibration station detailsDavid Pike7 Jun, 08:23
Longitude by Lunar Distance (Online article)Andrés Ruiz7 Jun, 12:53
Stellarium Program as practice toolJerry Mason7 Jun, 18:22
Re: Stellarium Program as practice toolFrank Reed7 Jun, 19:34
Re: Please recommend a good book or on-line courseJerry Mason7 Jun, 19:37
Re: Stellarium Program as practice toolZane Grey7 Jun, 20:16
Nautical Miles and ApolloRobin Stuart7 Jun, 20:21
Re: Nautical Miles and ApolloFrank Reed7 Jun, 21:29
Re: Tide calculationFrank Reed7 Jun, 21:37
Re: Stellarium Program as practice toolJerry Mason7 Jun, 22:11
Asymmetry in i.c.Igor S.8 Jun, 01:30
Re: Stellarium Program as practice toolFrank Reed8 Jun, 03:03
Re: Stellarium Program as practice toolFrank Reed8 Jun, 03:08
Re: Asymmetry in i.c.Brad Morris8 Jun, 04:19
Re: Stellarium Program as practice toolZane Grey8 Jun, 07:09
Re: Asymmetry in i.c.Tony Oz8 Jun, 09:34
Re: Asymmetry in i.c.Greg Rudzinski8 Jun, 11:28
Re: Stellarium Program as practice toolFrank Reed8 Jun, 17:39
GPS Anti Spoof Pro, for iOSFrank Reed9 Jun, 01:22
Re: GPS Anti Spoof Pro, for iOSTom Sult9 Jun, 02:01
Artificial horizon plexiglass windscreen and refraction?Joe Suligoy9 Jun, 04:08
Re: GPS Anti Spoof Pro, for iOSTony Oz9 Jun, 11:25
Engineer of Apollo Sextant, in the newsBrad Morris9 Jun, 13:35
Re: Artificial horizon plexiglass windscreen and refraction?Brad Morris9 Jun, 13:50
Re: Artificial horizon plexiglass windscreen and refraction?John D. Howard9 Jun, 13:52
Stark's Lunar Tables: log decJeremy Clark9 Jun, 14:56
Re: Artificial horizon plexiglass windscreen and refraction?Greg Rudzinski9 Jun, 16:07
Re: Please recommend a good book or on-line courseGeoffrey Kolbe9 Jun, 16:24
Re: Stark's Lunar Tables: log decFrank Reed9 Jun, 20:33
Re: Stark's Lunar Tables: log decJeremy Clark9 Jun, 20:48
Re: Please recommend a good book or on-line courseDavid Pike9 Jun, 20:59
Re: Stark's Lunar Tables: log decJeremy Clark9 Jun, 21:56
GPS degraded?Jackson McDonald10 Jun, 00:32
Re: Android App for celestial navigation, free betaAlan S10 Jun, 01:31
Re: Please recommend a good book or on-line courseBrad Morris10 Jun, 01:33
Re: GPS degraded?Lu Abel10 Jun, 02:17
Re: Android App for celestial navigation, free betaBrad Morris10 Jun, 02:37
Re: GPS Anti Spoof Pro, for iOSHewitt Schlereth10 Jun, 03:45
Re: Please recommend a good book or on-line courseGeoffrey Kolbe10 Jun, 05:27
Re: Calculators, cosines, and floating point computationPaul Hirose10 Jun, 06:56
Re: Please recommend a good book or on-line courseTony Oz10 Jun, 10:13
Re: In memoriam: Yves Robin-Jouandjamel ait amrane10 Jun, 10:14
NA: the combined effects of parallax and refraction?Tony Oz10 Jun, 12:44
Greenwich 19th and 20th c conventionsEd Popko10 Jun, 13:16
Re: Calculators, cosines, and floating point computationBrad Morris10 Jun, 13:50
Re: Please recommend a good book or on-line courseFrank Reed10 Jun, 15:39
Re: NA: the combined effects of parallax and refraction?Frank Reed10 Jun, 15:56
Re: Greenwich 19th and 20th c conventionsFrank Reed10 Jun, 16:07
Re: Calculators, cosines, and floating point computationFrank Reed10 Jun, 16:29
Re: Calculators, cosines, and floating point computationBrad Morris10 Jun, 18:39
Re: Android App for celestial navigation, free betaPete Solon Palmer10 Jun, 20:30
Re: Greenwich 19th and 20th c conventionsPaul Hirose10 Jun, 23:08
Using the Anti Spoofing AppSteve E. Bryant11 Jun, 04:49
Re: GPS Anti Spoof Pro, for iOSZane Grey11 Jun, 05:44
Re: Stellarium Program as practice toolZane Grey11 Jun, 06:04
Re: Greenwich 19th and 20th c conventionsZane Grey11 Jun, 06:41
Re: Asymmetry in i.c.Igor S.11 Jun, 08:58
Re: NA: the combined effects of parallax and refraction?Tony Oz11 Jun, 15:14
Re: NA: the combined effects of parallax and refraction?Tony Oz11 Jun, 15:20
Re: Using the Anti Spoofing AppJohn D. Howard11 Jun, 15:47
Re: Asymmetry in i.c.Tony Oz11 Jun, 16:18
Re: Using the Anti Spoofing AppSteve E. Bryant11 Jun, 17:48
Re: Using the Anti Spoofing AppBrad Morris11 Jun, 18:46
GPS Anti Spoof AppJackson McDonald11 Jun, 20:29
Re: Greenwich 19th and 20th c conventionsDavid C11 Jun, 22:03
Re: GPS Anti Spoof AppFrank Reed11 Jun, 22:14
Re: Greenwich 19th and 20th c conventionsDavid C11 Jun, 22:27
Rudder commandsPaul Hirose12 Jun, 05:06
How to round?Tony Oz12 Jun, 17:53
Re: How to round?Frank Reed12 Jun, 18:04
Re: How to round?Roger W. Sinnott12 Jun, 18:39
Re: How to round?Tony Oz12 Jun, 19:04
Re: How to round?Brad Morris12 Jun, 19:37
Re: How to round?Tony Oz12 Jun, 22:56
Re: How to round?Frank Reed12 Jun, 23:53
Re: How to round?Igor S.13 Jun, 00:12
Re: How to round?Brad Morris13 Jun, 01:02
Re: How to round?Gary LaPook13 Jun, 05:18
Re: How to round?Tony Oz13 Jun, 08:06
Re: How to round?David Pike13 Jun, 13:27
Re: How to round?Robert VanderPol II13 Jun, 13:36
C&P bubble sextant - practical issuesIgor S.13 Jun, 13:39
Re: How to round?Brad Morris13 Jun, 16:55
Re: How to round?Tony Oz13 Jun, 22:10
Re: How to round?Pete Solon Palmer13 Jun, 22:23
Re: How to round?Paul Hirose13 Jun, 23:12
Re: How to round?Brad Morris13 Jun, 23:27
Re: How to round?Ed Popko14 Jun, 00:23
Re: How to round?David C14 Jun, 00:39
Re: How to round?Frank Reed14 Jun, 01:17
Re: How to round?Tony Oz14 Jun, 08:22
Re: How to round?Tony Oz14 Jun, 08:38
Re: C&P bubble sextant - practical issuesRobert Eno14 Jun, 15:46
Re: How to round?Brad Morris14 Jun, 18:23
Re: GPS Anti Spoof Pro, for iOSFrank Reed16 Jun, 00:09
Re: GPS Anti Spoof Pro, for iOSLu Abel16 Jun, 17:55
Re: C&P bubble sextant - practical issuesIgor S.16 Jun, 22:10
Re: C&P bubble sextant - practical issuesBill Morris17 Jun, 02:53
Re: C&P bubble sextant - practical issuesPosth P17 Jun, 16:04
Re: GPS Anti Spoof Pro, for iOSFrank Reed17 Jun, 20:27
Re: Dating Hughes and Son sextantsPaul S18 Jun, 17:12
Re: Dating Hughes and Son sextantsFred Hebard19 Jun, 02:09

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