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NavList:

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

January, 2026 to December, 2026

Index includes 579 messages. Sorted by date, recent messages first.

                    
Re: Twilight plan implies positionDavid Pike17 Jul, 16:38
Re: Twilight plan implies positionJoshua Carty17 Jul, 15:47
Re: Twilight plan implies positionDavid Pike17 Jul, 14:41
Re: Thank you, FrankJoshua Carty16 Jul, 23:59
Re: Twilight plan implies positionJoshua Carty16 Jul, 23:55
Re: De synchronizing from solar timeJoshua Carty16 Jul, 23:51
Re: Two Sun and Noon Sun Brain PuzzleJoshua Carty16 Jul, 23:47
De synchronizing from solar timeBob Goethe16 Jul, 15:31
Re: Twilight plan implies positionDavid Pike13 Jul, 10:29
Re: Twilight plan implies positionDavid Pike12 Jul, 21:53
Twilight plan implies positionFrank Reed12 Jul, 20:15
Re: Kelvin, Tripos, rope and almanacAlexandre Eremenko12 Jul, 15:05
Thank you, FrankMatus Tejiscak12 Jul, 10:02
Re: Kelvin, Tripos, rope and almanacFrank Reed11 Jul, 19:30
Kelvin, Tripos, rope and almanacAlexandre Eremenko11 Jul, 15:42
Re: Lord Kelvin, lunars, and Tripos comedyNavList Visitor10 Jul, 20:38
Re: Lord Kelvin, lunars, and Tripos comedyFrank Reed10 Jul, 19:52
Re: Cook, Lunars, Almanac vs British Mariner's GuidePaul Quincey10 Jul, 19:33
Cook, Lunars, Almanac vs British Mariner's GuideModris Fersters10 Jul, 19:26
Re: Operation Eagle HawkGary LaPook10 Jul, 19:01
Re: Lord Kelvin, lunars, and Tripos comedyPaul Saffo10 Jul, 18:51
Re: Lord Kelvin, lunars, and Tripos comedyRobert H. van Gent10 Jul, 18:48
Re: Lord Kelvin, lunars, and Tripos comedyFrank Reed10 Jul, 17:31
Re: Lord Kelvin, lunars, and Tripos comedyAlexandre Eremenko10 Jul, 15:49
Re: Lord Kelvin, lunars, and Tripos comedyAlexandre Eremenko10 Jul, 14:20
Re: Lord Kelvin, lunars, and Tripos comedyFrank Reed10 Jul, 05:53
Re: Lord Kelvin, lunars, and Tripos comedyAlexandre Eremenko10 Jul, 03:41
Re: GPS SpoofingPaul Saffo10 Jul, 02:44
Re: GPS SpoofingFrank Reed10 Jul, 00:53
Google Earth : Death by IndifferenceFrank Reed10 Jul, 00:31
Lord Kelvin, lunars, and Tripos comedyFrank Reed9 Jul, 22:03
Artist for the Plath Man?Frank Reed9 Jul, 15:05
Re: GPS SpoofingBob Peterson9 Jul, 13:40
American Air Almanac "Orrery"Frank Reed8 Jul, 23:58
Re: Geocentric OrreryKen Muldrew7 Jul, 14:14
Re: Geocentric OrreryTheo Honohan7 Jul, 06:12
Re: Two Sun and Noon Sun Brain PuzzleFrank Reed6 Jul, 23:45
Re: Operation Eagle HawkFrank Reed6 Jul, 23:22
Re: Polhemus analog celestial computer on ebayGary LaPook6 Jul, 05:37
Re: Two Sun and Noon Sun Brain PuzzleStephen Bhatt5 Jul, 16:55
Operation Eagle HawkDavid Pike5 Jul, 13:27
Re: Polhemus analog celestial computer on ebayDavid Pike5 Jul, 10:19
Re: Polhemus analog celestial computer on ebayFrank Reed5 Jul, 03:38
Re: Polhemus analog celestial computer on ebayDaniel Loewer5 Jul, 00:27
Logarithms in literature in 1854Frank Reed4 Jul, 23:34
Polhemus analog celestial computer on ebayFrank Reed4 Jul, 17:53
Practical Calculators for NavigationWendel Brunner4 Jul, 16:23
Re: Polaris and Sun Brain PuzzleJoshua Carty2 Jul, 18:28
Re: Geocentric OrreryTrammell H2 Jul, 09:39
Re: Two Sun and Noon Sun Brain PuzzlePatrick Twohy1 Jul, 23:12
Re: Geocentric OrreryAlexandre Eremenko1 Jul, 18:25
Geocentric OrreryTrammell H1 Jul, 16:19
Re: Two Sun and Noon Sun Brain PuzzleJoshua Carty1 Jul, 15:25
Re: Polaris and Sun Brain PuzzleRoss Henderson1 Jul, 12:52
GPS SpoofingBob Peterson30 Jun, 18:12
Re: Two Sun and Noon Sun Brain PuzzleGreg Rudzinski30 Jun, 14:15
Two Sun and Noon Sun Brain PuzzleJoshua Carty30 Jun, 05:11
Re: Latitude by photo star trailsFrank Reed30 Jun, 03:08
Latitude by photo star trailsFrank Reed30 Jun, 02:29
Re: Polaris and Sun Brain PuzzleJoshua Carty30 Jun, 01:57
Re: Polaris and Sun Brain PuzzleGreg Rudzinski29 Jun, 20:57
Re: A kamal by any other nameGreg Rudzinski29 Jun, 20:45
Re: Polaris and Sun Brain PuzzlePatrick Twohy29 Jun, 17:33
Re: Polaris and Sun Brain PuzzleStephen Bhatt29 Jun, 16:02
Re: A kamal by any other nameFrank Reed29 Jun, 15:22
Re: Polaris and Sun Brain PuzzleRoss Henderson29 Jun, 08:51
Re: Polaris and Sun Brain PuzzlePatrick Twohy29 Jun, 07:04
Re: Polaris and Sun Brain PuzzlePatrick Twohy29 Jun, 01:16
Re: Polaris and Sun Brain PuzzleNavList Visitor28 Jun, 18:12
Re: A kamal by any other nameBob Peterson28 Jun, 18:06
Polaris and Sun Brain PuzzleJoshua Carty28 Jun, 13:12
Re: Oh no! Not more AEDrago Simac27 Jun, 23:00
Re: Oh no! Not more AEFrank Reed27 Jun, 19:13
A kamal by any other nameFrank Reed27 Jun, 19:04
Oh no! Not more AEDavid Pike27 Jun, 10:15
Re: Thousands celebrate summer solstice as 37C heatwave looms in UKDave Walden23 Jun, 13:23
Re: Thousands celebrate summer solstice as 37C heatwave looms in UKDavid Pike21 Jun, 12:07
Thousands celebrate summer solstice as 37C heatwave looms in UKDavid Pike21 Jun, 11:13
The Secant Time SightJoe Plazak21 Jun, 02:30
Re: Celestial navigation in the oasisFrank Reed20 Jun, 21:31
Re: Celestial navigation in the oasisGeoff Hitchcox20 Jun, 20:24
Re: Now where are we?Frank Reed20 Jun, 19:20
Re: Now where are we?David Pike20 Jun, 08:08
Re: Now where are we?Lawrie Elms20 Jun, 06:55
Now where are we?David Pike19 Jun, 21:52
Re: Celestial navigation in the oasisJoshua Carty19 Jun, 20:08
Re: Celestial navigation in the oasisGeoff Hitchcox19 Jun, 16:10
Celestial navigation in the oasisFrank Reed19 Jun, 06:36
Re: Venus and Moon easy in binocularsJoshua Carty17 Jun, 22:06
Re: Moon occ Venus Wednesday (North America)Frank Reed17 Jun, 19:13
Re: Venus and Moon easy in binocularsJoshua Carty17 Jun, 17:59
Venus and Moon easy in binocularsFrank Reed17 Jun, 17:53
Re: Moon occ Venus Wednesday (North America)Frank Reed17 Jun, 16:25
Re: Moon occ Venus Wednesday (North America)Frank Reed17 Jun, 16:08
Re: Moon occ Venus Wednesday (North America)Alexandre Eremenko17 Jun, 15:26
Re: Moon occ Venus Wednesday (North America)Frank Reed16 Jun, 21:12
Re: Moon occ Venus Wednesday (North America)Alexandre Eremenko16 Jun, 00:09
Re: Moon occ Venus Wednesday (North America)Frank Reed15 Jun, 20:18
Re: Moon occ Venus Wednesday (North America)Alexandre Eremenko15 Jun, 13:06
Re: Traditional WayfindingBrian Walton15 Jun, 03:40
Moon occ Venus Wednesday (North America)Frank Reed14 Jun, 22:50
Re: Venus and Sun: where am I?Geoff Hitchcox12 Jun, 01:16
Re: Venus and Sun: where am I?Lars Bergman11 Jun, 20:19
Venus and Sun: where am I?Joshua Carty11 Jun, 17:58
Re: Traditional WayfindingNoell Wilson11 Jun, 17:36
Re: Venus and Jupiter coincidences and more...Martin Whittle11 Jun, 08:44
GPS Anti Spoof latest versionFrank Reed8 Jun, 05:00
Re: Estimate aircraft altitude by celestial parameterMatus Tejiscak7 Jun, 17:38
Re: Latitude by leaps and boundsFrank Reed7 Jun, 06:22
Re: Estimate aircraft altitude by celestial parameterDavid Pike6 Jun, 23:56
Re: Latitude by leaps and boundsDon Seltzer6 Jun, 22:12
Re: Latitude by leaps and boundsNavList Visitor6 Jun, 21:53
Re: An interesting video on GPS jammingDaniel Loewer6 Jun, 18:59
Estimate aircraft altitude by celestial parameterFrank Reed6 Jun, 18:52
Japanese Navy navigator with sextantFrank Reed6 Jun, 18:31
Re: Latitude by leaps and boundsFrank Reed6 Jun, 18:13
Re: Latitude by leaps and boundsFrank Reed6 Jun, 18:05
Re: An interesting video on GPS jammingFrank Reed6 Jun, 17:15
Re: Latitude by leaps and boundsDavid Pike5 Jun, 21:45
Re: Latitude by leaps and boundsDon Seltzer5 Jun, 21:01
Re: Latitude by leaps and boundsTom M. Patrick5 Jun, 18:36
An interesting video on GPS jammingAlexandre Eremenko5 Jun, 17:39
Re: Latitude by leaps and boundsDavid Pike4 Jun, 08:06
Re: Latitude by leaps and boundsJoshua Carty4 Jun, 06:27
Re: Latitude by leaps and boundsDavid Pike3 Jun, 12:11
Re: Latitude by leaps and boundsDavid Pike2 Jun, 23:13
Re: Latitude by leaps and boundsDon Seltzer2 Jun, 22:44
Re: Latitude by leaps and boundsDavid Pike2 Jun, 21:12
Re: Latitude by leaps and boundsTom M. Patrick2 Jun, 16:33
Re: Latitude by leaps and boundsJoshua Carty2 Jun, 15:27
Latitude by leaps and boundsFrank Reed2 Jun, 03:00
Sextants in Bounty movies...Frank Reed31 May, 20:02
Venus and Jupiter coincidences and more...Frank Reed31 May, 19:08
Re: Sun shotsDaniel Loewer29 May, 17:05
Re: Traditional WayfindingBrian Walton29 May, 08:11
Re: Traditional WayfindingDavid Pike27 May, 23:30
Re: Traditional WayfindingPaul Saffo27 May, 17:06
Traditional WayfindingBrian Walton26 May, 07:51
Re: Thomas R. MetcalfRafael C. Caruso23 May, 15:22
Calculator AfloatAndrés Ruiz22 May, 13:01
Thomas R. MetcalfAndrés Ruiz22 May, 10:09
Re: Sun shotsRafael C. Caruso22 May, 01:28
Navigation Calculations programmingAndrés Ruiz20 May, 09:31
Re: Sun shotsAntoine Couëtte20 May, 07:29
Re: Sun shotsGeoff Hitchcox19 May, 22:38
Re: Sun shotsJoshua Carty19 May, 15:00
Re: Sun shotsAndrés Ruiz19 May, 13:59
Sun shotsKelsey Smith19 May, 02:53
Re: B52 star trackerGary LaPook15 May, 18:05
Re: B52 star trackerDavid Pike15 May, 08:49
Re: B52 star trackerGeoff Hitchcox15 May, 03:02
Re: B52 star trackerDon Seltzer14 May, 23:46
Re: B52 star trackerDavid Pike14 May, 23:22
Re: B52 star trackerFrank Reed14 May, 21:37
Re: Celestial navigation and astro-jewelryIan Gifford13 May, 16:35
Re: 2027 Nautical Almanac, and a questionRafael C. Caruso12 May, 23:07
Re: 2027 Nautical Almanac, and a questionFrank Reed12 May, 14:25
2027 Nautical Almanac, and a questionRafael C. Caruso12 May, 13:18
Re: Celestial navigation and astro-jewelryFrank Reed11 May, 19:19
Re: Celestial navigation and astro-jewelryFrank Reed11 May, 02:20
Re: Celestial navigation and astro-jewelryJoshua Carty10 May, 19:08
Re: Celestial navigation and astro-jewelryModris Fersters10 May, 19:04
Re: Celestial navigation and astro-jewelryIan Gifford10 May, 17:47
Re: Celestial navigation and astro-jewelryDavid Pike10 May, 09:08
Re: Celestial navigation and astro-jewelryPaul Saffo10 May, 04:28
Re: Celestial navigation and astro-jewelryDavid Pike8 May, 21:30
Re: Celestial navigation and astro-jewelryFrank Reed8 May, 18:54
Re: Celestial navigation and astro-jewelryGary LaPook8 May, 18:42
Celestial navigation and astro-jewelryFrank Reed8 May, 03:41
Re: A page of navigation in 1840Noell Wilson6 May, 21:14
Re: Horizon mirror for 1944 US Navy MKII SextantSteven Gardiner5 May, 11:33
Re: Best place to obtain a used sextantRobert VanderPol II5 May, 00:45
Re: Lewis & Clarks celestial observations...Dale Lichtblau4 May, 15:10
Lewis & Clarks celestial observations...Dale Lichtblau4 May, 14:12
Re: Where are you if you see this sky?David Pike3 May, 17:49
Re: Where are you if you see this sky?Frank Reed3 May, 17:19
Re: Where are you if you see this sky?David Pike3 May, 16:34
Re: B52 star trackerFred Hebard2 May, 18:04
Re: Antique Celestial Navigation CalculatorJoe Plazak2 May, 17:28
Re: A page of navigation in 1840Frank Reed1 May, 17:37
Re: Rare sextant ?Paul Saffo1 May, 17:06
Re: Rare sextant ?Frank Reed1 May, 16:46
Re: B52 star trackerGary LaPook1 May, 15:05
Re: A page of navigation in 1840Lars Bergman1 May, 13:28
Re: A page of navigation in 1840Frank Reed1 May, 01:51
Re: B52 star trackerGary LaPook1 May, 01:33
Re: A page of navigation in 1840David C1 May, 00:50
Re: B52 star trackerHoward G1 May, 00:30
Re: A page of navigation in 1840David C1 May, 00:05
Re: B52 star trackerDavid C30 Apr, 23:18
A page of navigation in 1840Frank Reed30 Apr, 17:10
Re: B52 star trackerDavid Pike30 Apr, 13:08
Rare sextant ?Igor S.30 Apr, 07:38
Re: B52 star trackerPaul Dolkas30 Apr, 05:06
Re: B52 star trackerDavid Pike30 Apr, 00:10
Re: B52 star trackerHoward G27 Apr, 14:08
Re: Latitude From Two Star Altitudes OnlyLars Bergman27 Apr, 14:06
Re: B52 star trackerGary LaPook27 Apr, 00:40
Re: Latitude From Two Star Altitudes OnlyWendel Brunner26 Apr, 20:23
Re: Latitude From Two Star Altitudes OnlyWendel Brunner26 Apr, 18:16
Re: B52 star trackerFrank Reed26 Apr, 16:52
Re: B52 star trackerHoward G26 Apr, 15:40
Re: Best place to obtain a used sextantNoell Wilson25 Apr, 01:48
Re: Antique Celestial Navigation CalculatorFrank Reed24 Apr, 00:13
Re: Antique Celestial Navigation CalculatorTom H23 Apr, 22:25
Antique Celestial Navigation CalculatorJoe Plazak22 Apr, 01:46
Re: Latitude From Two Star Altitudes OnlyLars Bergman21 Apr, 13:04
Re: B52 star trackerGary LaPook21 Apr, 02:23
Re: ADMIN: partial outageFrank Reed21 Apr, 02:05
ADMIN: partial outageFrank Reed20 Apr, 21:52
Re: B52 star trackerTom H20 Apr, 16:36
Re: Latitude From Two Star Altitudes OnlyWendel Brunner19 Apr, 22:18
B52 star trackerTrammell H19 Apr, 06:38
Re: Best place to obtain a used sextantMichael Holm18 Apr, 22:14
Re: Best place to obtain a used sextantTom H18 Apr, 22:00
Re: Best place to obtain a used sextantDavid Pike18 Apr, 19:57
Re: Best place to obtain a used sextantB Pine18 Apr, 18:00
Re: Best place to obtain a used sextantJeremy C18 Apr, 17:20
Re: Best place to obtain a used sextantFrank Reed18 Apr, 14:57
Re: Best place to obtain a used sextantB Pine18 Apr, 01:33
Pocket Calculators and NavigationLuc Desmedt17 Apr, 21:00
Re: Best place to obtain a used sextantColin B17 Apr, 16:26
Re: Earth, circles, stars...Frank Reed17 Apr, 15:54
Re: Earth, circles, stars...David Pike17 Apr, 15:16
Best place to obtain a used sextantB Pine17 Apr, 12:30
Re: Earth, circles, stars...David Pike17 Apr, 11:29
Re: Earth, circles, stars...Joshua Carty17 Apr, 00:36
Re: Earth, circles, stars...David Pike17 Apr, 00:30
Re: Where are you if you see this sky?David Pike16 Apr, 19:07
Earth, circles, stars...Frank Reed15 Apr, 22:53
Re: Where are you if you see this sky?David Pike14 Apr, 23:17
Re: Where are you if you see this sky?David Pike13 Apr, 22:03
Re: Where are you if you see this sky?Joshua Carty13 Apr, 17:32
Re: Measuring horizon dipShane M13 Apr, 14:42
Re: Measuring horizon dipFrank Reed13 Apr, 07:06
Re: Measuring horizon dipGary LaPook12 Apr, 20:19
Measuring horizon dipShane A12 Apr, 19:30
Re: From spaceFrank Reed10 Apr, 16:58
From spaceDave Walden10 Apr, 10:43
Re: Latitude From Two Star Altitudes OnlyAndrés Ruiz10 Apr, 10:30
Re: Latitude From Two Star Altitudes OnlyFrank Reed9 Apr, 19:53
Re: Where are you if you see this sky?Frank Reed9 Apr, 19:03
Re: Latitude From Two Star Altitudes OnlyDavid Pike9 Apr, 18:15
Re: Latitude From Two Star Altitudes OnlyIan Staniforth9 Apr, 17:04
Re: Latitude From Two Star Altitudes OnlyDavid Pike7 Apr, 20:45
Re: Latitude From Two Star Altitudes OnlyDavid Pike7 Apr, 19:17
Re: Latitude From Two Star Altitudes OnlyJoshua Carty7 Apr, 15:20
Re: Latitude From Two Star Altitudes OnlyIan Staniforth6 Apr, 19:36
Lunar distance and lunar distanceFrank Reed6 Apr, 17:45
Re: Latitude From Two Star Altitudes OnlyDavid Pike6 Apr, 16:50
Re: Where are you if you see this sky?David Pike6 Apr, 16:32
Re: Latitude From Two Star Altitudes OnlyDavid Pike6 Apr, 14:52
Re: Latitude From Two Star Altitudes OnlyIan Staniforth5 Apr, 20:17
Re: Where are you if you see this sky?Joshua Carty5 Apr, 16:43
Re: Where are you if you see this sky?Joshua Carty5 Apr, 16:20
Re: Latitude From Two Star Altitudes OnlyLars Bergman4 Apr, 18:23
Re: Latitude From Two Star Altitudes OnlyFrank Reed4 Apr, 15:55
Re: Latitude From Two Star Altitudes OnlyDavid Pike4 Apr, 14:34
Re: Latitude From Two Star Altitudes OnlyDavid Pike4 Apr, 12:26
Re: Latitude From Two Star Altitudes OnlyLars Bergman4 Apr, 11:41
Re: Latitude From Two Star Altitudes OnlyFrank Reed4 Apr, 06:19
Re: Where are you if you see this sky?Kevin Stalder4 Apr, 03:42
Re: The Earth from Artemis... and a Hail MaryFrank Reed3 Apr, 21:16
The Earth from Artemis... and a Hail MaryFrank Reed3 Apr, 20:54
Latitude From Two Star Altitudes OnlyDavid Pike3 Apr, 20:30
Parallax and flying to the Moon...Frank Reed3 Apr, 19:18
Spring navigation workshops online, Pacific scheduleFrank Reed3 Apr, 17:55
Re: Where are you if you see this sky?Frank Reed3 Apr, 17:29
Re: Where are you if you see this sky?Frank Reed3 Apr, 16:57
Re: Where are you if you see this sky?David C3 Apr, 03:19
Re: Curta mechanical calculator instructionsNavList Visitor3 Apr, 00:09
Re: Horizon mirror for 1944 US Navy MKII SextantPeter Monta1 Apr, 05:28
Re: Where are you if you see this sky?Frank Reed31 Mar, 22:55
Re: Where are you if you see this sky?David Pike31 Mar, 17:59
Re: Curta mechanical calculator instructionsPaul Saffo31 Mar, 17:31
Re: Where are you if you see this sky?Roger Errington Jr.31 Mar, 16:45
Re: Where are you if you see this sky?David Pike31 Mar, 16:41
Re: Where are you if you see this sky?David Pike31 Mar, 16:18
Curta mechanical calculator instructionsTrammell H31 Mar, 15:13
Re: Where are you if you see this sky?Roger Errington Jr.30 Mar, 02:47
Re: Where are you if you see this sky?Frank Reed29 Mar, 13:11
Re: Where are you if you see this sky?David Pike28 Mar, 17:39
Re: Where are you if you see this sky?Frank Reed28 Mar, 00:52
Re: Where are you if you see this sky?Don Seltzer28 Mar, 00:32
Re: Where are you if you see this sky?David Pike27 Mar, 21:49
Re: Shade safety on Davis 15Greg Rudzinski27 Mar, 16:50
Re: Where are you if you see this sky?Roger Errington Jr.27 Mar, 16:31
Re: Shade safety on Davis 15Paul O27 Mar, 15:50
Re: Shade safety on Davis 15Paul O27 Mar, 15:48
Re: Shade safety on Davis 15Paul O27 Mar, 15:46
Re: Where are you if you see this sky?Frank Reed27 Mar, 15:41
Re: Shade safety on Davis 15Bela Kovacs27 Mar, 15:36
Re: Where are you if you see this sky?Roger Errington Jr.27 Mar, 14:40
Re: Shade safety on Davis 15Ralf C. Kohlrausch27 Mar, 13:46
Re: Shade safety on Davis 15Joshua Carty27 Mar, 13:46
Re: Bill Morris' MHR1 reproductionSteve Gillion27 Mar, 13:34
Where are you if you see this sky?Frank Reed26 Mar, 22:16
Shade safety on Davis 15Paul O26 Mar, 17:48
Updated Bygrave Scales in PostscriptRobin Stuart26 Mar, 15:02
Re: Bill Morris' MHR1 reproductionRobin Stuart26 Mar, 14:41
Strasbourg astonomical clockTrammell H25 Mar, 15:26
Re: Bill Morris' MHR1 reproductionBrian Walton25 Mar, 10:58
Re: Bill Morris' MHR1 reproductionSteve Gillion24 Mar, 17:35
Re: Bill Morris' MHR1 reproductionSteve Gillion24 Mar, 17:20
Re: Equinox today?Bela Kovacs23 Mar, 11:53
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upIan Gifford22 Mar, 22:30
Re: Original flat Bygrave linkGary LaPook22 Mar, 08:15
Re: Bill Morris' MHR1 reproductionBrian Walton22 Mar, 06:03
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upFrank Reed22 Mar, 02:58
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upDavid C21 Mar, 22:35
Original flat Bygrave linkRobin Stuart21 Mar, 18:31
Re: Bill Morris' MHR1 reproductionRobin Stuart21 Mar, 14:28
Re: Bill Morris' MHR1 reproductionSteve Gillion21 Mar, 11:56
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upDavid C21 Mar, 01:08
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upDavid C21 Mar, 00:26
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upDavid C20 Mar, 22:43
Re: Bill Morris' MHR1 reproductionRobin Stuart20 Mar, 17:44
Re: Universal Plotting Sheet and Weir diagramBela Kovacs20 Mar, 17:30
Re: Equinox today?Paul Saffo20 Mar, 17:16
Re: Bill Morris' MHR1 reproductionRobin Stuart20 Mar, 13:18
Re: Equinox today?Andrés Ruiz20 Mar, 06:59
Equinox today?Frank Reed20 Mar, 05:54
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upRoger Errington Jr.19 Mar, 13:31
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upFrank Reed19 Mar, 12:53
Re: ABC longitude calcs and PQR intercept calcs LOPS not lining upRoger Errington Jr.19 Mar, 12:12
Re: Air navigation bubble sextantsJoshua Carty18 Mar, 20:22
Video/lecture: Why are planets spherical?Bob Crawley18 Mar, 19:10
Re: Davis Prism levelRalf C. Kohlrausch18 Mar, 18:41
Re: Davis Prism levelRalf C. Kohlrausch18 Mar, 11:56
Re: Air navigation bubble sextantsDavid Pike18 Mar, 10:34
Re: Davis Prism levelSteve Gillion18 Mar, 07:55
Re: Air navigation bubble sextantsGary LaPook18 Mar, 05:07
Re: Air navigation bubble sextantsNoell Wilson18 Mar, 01:48
Re: Air navigation bubble sextantsJoe Plazak18 Mar, 01:21
Re: Air navigation bubble sextantsHoward G17 Mar, 23:32
Re: Air navigation bubble sextantsDavid Pike17 Mar, 20:42
Seeking link a12 bubble sextantSriram17 Mar, 16:48
Re: Bill Morris' MHR1 reproductionNoell Wilson17 Mar, 15:21
ABC longitude calcs and PQR intercept calcs LOPS not lining upRoger Errington Jr.17 Mar, 15:05
Re: Bill Morris' MHR1 reproductionSteve Gillion17 Mar, 14:09
Air navigation bubble sextantsJoshua Carty17 Mar, 13:57
Re: StarPilot app for iPhoneTom H14 Mar, 17:42
Davis Prism levelScott O14 Mar, 16:54
StarPilot app for iPhoneBob Bossert14 Mar, 13:49
Re: Horizon mirror for 1944 US Navy MKII SextantTodd Spath11 Mar, 23:19
Bull ant lunar navigationMartin Whittle11 Mar, 19:09
Re: An Arctic lunarLars Bergman10 Mar, 12:01
Re: Jupiter and a crescent MoonWendel Brunner10 Mar, 03:08
Re: An Arctic lunarModris Fersters9 Mar, 19:08
Re: Horizon mirror for 1944 US Navy MKII SextantSteven Gardiner9 Mar, 16:50
Re: Thomas D. Davies, USNNoell Wilson9 Mar, 14:12
Re: Horizon mirror for 1944 US Navy MKII SextantNoell Wilson9 Mar, 13:54
Re: Thomas D. Davies, USNFrank Reed9 Mar, 13:37
Re: Horizon mirror for 1944 US Navy MKII SextantFrank Reed9 Mar, 13:24
Re: Horizon mirror for 1944 US Navy MKII SextantSteven Gardiner9 Mar, 02:11
Thomas D. Davies, USNNoell Wilson8 Mar, 13:30
Re: Lunar distance accuracy with StarPilotWendel Brunner8 Mar, 02:08
Re: Alternate methods for clearing lunarsWendel Brunner8 Mar, 01:30
C.Plath Sextant is no longer for salePaul Mierop6 Mar, 18:11
Re: C Plath, Hamburg Sextant For SaleTom H6 Mar, 01:08
Re: Polaris in literatureFrank Reed5 Mar, 19:34
Re: Where to buy sextantsDenis Vannier5 Mar, 19:00
Re: Broken navigation articles on WikipediaBill Lionheart5 Mar, 09:35
Re: Polaris in literatureAndrés Ruiz5 Mar, 08:38
Re: C Plath, Hamburg Sextant For SaleFrank Reed4 Mar, 23:07
Broken navigation articles on WikipediaFrank Reed4 Mar, 22:56
Re: C Plath, Hamburg Sextant For SalePaul Mierop4 Mar, 22:41
Re: Polaris in literatureFrank Reed4 Mar, 21:59
Re: Bris sextant (fixed angle sextant sights)Chris Smith4 Mar, 18:19
Re: Polaris in literatureAndrés Ruiz4 Mar, 17:25
Re: C Plath, Hamburg Sextant For SaleFrank Reed4 Mar, 16:34
Re: Horizon mirror for 1944 US Navy MKII SextantFrank Reed4 Mar, 16:20
Re: Bris sextant (fixed angle sextant sights)Frank Reed4 Mar, 16:07
Re: C Plath, Hamburg Sextant For SaleDale Lichtblau4 Mar, 14:34
Re: Where to buy sextantsPaul Hirose3 Mar, 20:08
Re: Bris sextant (fixed angle sextant sights)Chris Smith3 Mar, 16:21
Horizon mirror for 1944 US Navy MKII SextantSteven Gardiner3 Mar, 13:00
Bris sextant (fixed angle sextant sights)Chris Smith3 Mar, 00:48
C Plath, Hamburg Sextant For SalePaul Mierop3 Mar, 00:34
Polaris in literatureAndrés Ruiz2 Mar, 16:03
Celestial in the Age of SailFrank Reed2 Mar, 15:50
Re: Where to buy sextantsAlexandre Eremenko2 Mar, 13:19
Re: Where to buy sextantsColin B2 Mar, 01:53
Re: Where to buy sextantsTom M. Patrick1 Mar, 23:28
Where to buy sextantsJoshua Carty1 Mar, 23:20
Re: Navigation IFNGary LaPook28 Feb, 01:23
Re: Sun and Moon in the ArcticFrank Reed27 Feb, 21:14
Re: An Arctic lunarFrank Reed27 Feb, 17:55
An Arctic lunarLars Bergman27 Feb, 13:27
Re: Sun and Moon in the ArcticLars Bergman27 Feb, 09:48
Re: Navigation IFNAntoine Couëtte27 Feb, 09:20
Navigation IFNAndrés Ruiz27 Feb, 07:17
Re: Sun and Moon in the ArcticAndrés Ruiz27 Feb, 07:04
Re: Sun and Moon in the ArcticPeter Hakel27 Feb, 04:18
Re: Sun and Moon in the ArcticGeoff Hitchcox27 Feb, 03:34
Re: Compss Adjustment trainingAndrés Ruiz26 Feb, 20:52
Re: Sun and Moon in the ArcticLars Bergman26 Feb, 17:15
Re: Compss Adjustment trainingDale Lichtblau26 Feb, 15:55
Re: Sun and Moon in the ArcticFrank Reed26 Feb, 15:11
Sun and Moon in the ArcticTom M. Patrick26 Feb, 14:58
Re: ADMIN: short NavList outage todayAndrés Ruiz25 Feb, 06:50
Re: ADMIN: short NavList outage todayFrank Reed25 Feb, 04:59
Re: ADMIN: short NavList outage todayPaul Saffo24 Feb, 18:07
Re: ADMIN: short NavList outage todayDavid Pike24 Feb, 18:06
ADMIN: short NavList outage todayFrank Reed24 Feb, 17:11
Re: Compss Adjustment trainingDavid Pike22 Feb, 11:43
Re: Compss Adjustment trainingAndrés Ruiz22 Feb, 10:47
Re: Compss Adjustment trainingGary LaPook22 Feb, 05:23
Re: Compss Adjustment trainingGary LaPook22 Feb, 04:57
Re: Compss Adjustment trainingDavid Pike21 Feb, 22:48
Re: Latitude by Kochab in Pac. NorthwestNoell Wilson21 Feb, 17:08
Re: Compss Adjustment trainingColin B21 Feb, 15:42
Re: Latitude by Kochab in Pac. NorthwestJeffrey Rock21 Feb, 13:10
Re: Jupiter and a crescent MoonTodd Spath21 Feb, 12:26
Re: Compss Adjustment trainingDavid Pike21 Feb, 12:15
Re: Latitude by Kochab in Pac. NorthwestAndy Johnson21 Feb, 09:31
Re: Latitude by Kochab in Pac. NorthwestGeoff Hitchcox21 Feb, 01:18
Compss Adjustment trainingColin B21 Feb, 00:39
Jupiter and a crescent MoonTom M. Patrick21 Feb, 00:29
Re: Latitude by Kochab in Pac. NorthwestJoshua Carty20 Feb, 23:31
Re: Sun Slow Day: February 11Roger Puttman20 Feb, 01:04
Re: Latitude by Kochab in Pac. NorthwestAndy Johnson18 Feb, 19:43
Re: Celestial slide rule demoTrammell H18 Feb, 19:35
Re: Pioneering Air RoutesPaul Saffo18 Feb, 19:18
Re: Pioneering Air RoutesBrian Walton18 Feb, 11:42
Re: Pioneering Air RoutesDavid Pike18 Feb, 10:45
Re: Pioneering Air RoutesGary LaPook17 Feb, 19:05
Re: Pioneering Air RoutesFrank Reed17 Feb, 17:08
Pioneering Air RoutesBrian Walton17 Feb, 16:49
Re: Latitude by Kochab in Pac. NorthwestFrank Reed16 Feb, 18:47
Re: Celestial slide rule demoTibor Miseta14 Feb, 20:43
Re: Latitude by Kochab in Pac. NorthwestDavid Pike14 Feb, 20:25
Re: Latitude by Kochab in Pac. NorthwestLars Bergman14 Feb, 10:32
Re: Latitude by Kochab in Pac. NorthwestGeoff Hitchcox13 Feb, 12:16
Re: Latitude by Kochab in Pac. NorthwestDavid Pike12 Feb, 23:22
Re: Latitude by Kochab in Pac. NorthwestGary LaPook12 Feb, 20:32
Latitude by Kochab in Pac. NorthwestJoshua Carty12 Feb, 18:48
Sun Slow Day: February 11Frank Reed11 Feb, 02:01
Re: Celestial slide rule demoBrian Walton11 Feb, 00:02
Re: Celestial slide rule demoGary LaPook10 Feb, 18:53
Celestial slide rule demoTrammell H10 Feb, 14:26
Re: How long does Noon last?David Pike9 Feb, 15:33
GHA Sun: easy this weekFrank Reed9 Feb, 15:28
Re: How long does Noon last?David C9 Feb, 02:00
Re: How long does Noon last?Tibor Miseta8 Feb, 18:26
Re: How long does Noon last?David Pike7 Feb, 18:09
Re: How long does Noon last?Joshua Carty6 Feb, 14:10
How long does Noon last?Frank Reed6 Feb, 00:20
Re: Reed Navigation Modern Celestial workshopFrank Reed3 Feb, 18:51
Re: Ephemerides and Sight Reduction on an HP Prime CalculatorFrank Reed3 Feb, 18:37
Re: USN celestial navigation: interesting news articleFrank Reed3 Feb, 18:23
Re: Weems and Plath Celestial Slide RuleJim S3 Feb, 03:16
Re: Navigating bush flights in northern Canada and AlaskaKevin Stalder2 Feb, 16:19
Re: Submarine inertial navigation near the North PoleFrank Reed2 Feb, 04:15
Re: Navigating bush flights in northern Canada and AlaskaBill Morris2 Feb, 02:28
Re: Submarine inertial navigation near the North PoleDavid Pike1 Feb, 21:29
Re: Weems and Plath Celestial Slide RuleJim S1 Feb, 19:13
Re: Ephemerides and Sight Reduction on an HP Prime CalculatorCharles Vaillancourt1 Feb, 14:55
Re: Weems and Plath Celestial Slide RuleJim S1 Feb, 05:19
Re: Navigating bush flights in northern Canada and AlaskaKevin Stalder31 Jan, 12:48
Re: Navigating bush flights in northern Canada and AlaskaGary LaPook31 Jan, 02:16
Re: Navigating bush flights in northern Canada and AlaskaGary LaPook31 Jan, 01:52
Re: Navigating bush flights in northern Canada and AlaskaGary LaPook31 Jan, 01:45
Re: Ephemerides and Sight Reduction on an HP Prime CalculatorCharles Vaillancourt30 Jan, 23:41
Posts on aircraft navigation and a star named WasatMurray Buckman30 Jan, 23:26
Gladys West passes 17th January 2026 (aged 95)David Pike30 Jan, 22:44
Stellarium FlummoxedDavid Pike30 Jan, 22:23
Re: Navigating bush flights in northern Canada and AlaskaGary LaPook30 Jan, 21:36
Re: Navigating bush flights in northern Canada and AlaskaGary LaPook30 Jan, 21:32
Re: Navigating bush flights in northern Canada and AlaskaGary LaPook30 Jan, 21:26
Re: Navigating bush flights in northern Canada and AlaskaKevin Stalder30 Jan, 20:59
Reed Navigation Modern Celestial workshopStephen Bhatt30 Jan, 17:39
Re: Navigating bush flights in northern Canada and AlaskaStephen Bhatt30 Jan, 17:35
Re: Submarine inertial navigation near the North PoleJoshua Carty30 Jan, 16:05
Re: Submarine inertial navigation near the North PoleFrank Reed30 Jan, 15:19
Re: Ephemerides and Sight Reduction on an HP Prime CalculatorFrank Reed30 Jan, 14:59
Re: Submarine inertial navigation near the North PoleKevin Stalder29 Jan, 16:35
Re: Navigating bush flights in northern Canada and AlaskaDave Walden28 Jan, 12:46
Re: Submarine inertial navigation near the North PoleHoward G27 Jan, 21:38
Re: Navigating bush flights in northern Canada and AlaskaKevin Stalder27 Jan, 18:32
Re: Submarine inertial navigation near the North PoleGary LaPook27 Jan, 09:57
Re: Submarine inertial navigation near the North PoleGary LaPook27 Jan, 09:15
Re: Submarine inertial navigation near the North PoleGary LaPook27 Jan, 08:17
Re: Submarine inertial navigation near the North PoleGary LaPook27 Jan, 08:09
Re: Submarine inertial navigation near the North PoleDavid Pike26 Jan, 20:21
Re: USN celestial navigation: interesting news articleFrank Reed26 Jan, 16:13
USN celestial navigation: interesting news articleDouglas Stephen26 Jan, 15:40
Submarine inertial navigation near the North PoleHoward G26 Jan, 02:11
Re: Weems and Plath Celestial Slide RuleDavid Pike24 Jan, 22:06
Re: Weems and Plath Celestial Slide RuleDavid Pike24 Jan, 20:16
Re: Weems and Plath Celestial Slide RulePaul Saffo24 Jan, 19:04
Navigating bush flights in northern Canada and AlaskaFrank Reed24 Jan, 18:55
Re: Weems and Plath Celestial Slide RuleDavid Pike23 Jan, 20:32
Re: Weems and Plath Celestial Slide RuleFrank Reed23 Jan, 18:28
Re: Weems and Plath Celestial Slide RuleJim S23 Jan, 17:16
Re: Alternate methods for clearing lunarsTrammell H23 Jan, 15:10
Re: Weems and Plath Celestial Slide RuleNoell Wilson22 Jan, 12:46
Re: Weems and Plath Celestial Slide RuleNoell Wilson22 Jan, 12:31
Re: Lunars work from logbook c.1830Lars Bergman21 Jan, 22:13
Re: Lunars work from logbook c.1830Frank Reed21 Jan, 20:01
Re: Lunars work from logbook c.1830Lars Bergman21 Jan, 19:51
Re: Alternate methods for clearing lunarsFrank Reed21 Jan, 17:51
Weems and Plath Celestial Slide RuleJim S20 Jan, 23:59
Re: Interstellar navigation is EASYDave Walden20 Jan, 20:36
Re: Alternate methods for clearing lunarsTrammell H20 Jan, 16:17
Re: Interstellar navigation is EASYDavid Pike20 Jan, 11:53
Re: Alternate methods for clearing lunarsFrank Reed20 Jan, 02:12
Re: Interstellar navigation is EASYFrank Reed20 Jan, 01:41
Re: Interstellar navigation is EASYFrank Reed20 Jan, 01:26
Re: Plotting the ecliptic on 2102-D star finderGary LaPook19 Jan, 19:31
Alternate methods for clearing lunarsTrammell H19 Jan, 15:38
Re: Interstellar navigation is EASYDavid Pike18 Jan, 22:01
Plotting the ecliptic on 2102-D star finderDenis A18 Jan, 17:13
Re: Interstellar navigation is EASYDavid Pike18 Jan, 16:38
Re: Interstellar navigation is EASYDavid Pike18 Jan, 14:38
Interstellar navigation is EASYFrank Reed17 Jan, 22:48
Re: Riddle of the Sands, Erskine ChildersAndrés Ruiz17 Jan, 11:37
Re: Riddle of the Sands, Erskine ChildersFrank Reed16 Jan, 22:04
Re: Riddle of the Sands, Erskine ChildersAndrés Ruiz16 Jan, 16:19
Re: "Say Osh Eww" CanadaRichard B. Langley15 Jan, 21:58
Re: Riddle of the Sands, Erskine ChildersAlexandre Eremenko15 Jan, 21:33
Riddle of the Sands, Erskine ChildersAndrés Ruiz15 Jan, 18:00
Re: ISS view of EuropeFrank Reed15 Jan, 17:44
Re: "Say Osh Eww" CanadaFrank Reed15 Jan, 17:15
Re: STS Space Shuttle Orbiter navigation and DOVFrank Reed15 Jan, 17:09
Re: ISS view of EuropeDave Walden15 Jan, 15:26
Re: ISS view of EuropePaul Saffo13 Jan, 22:39
"Say Osh Eww" CanadaStephen Bhatt13 Jan, 22:17
STS Space Shuttle Orbiter navigation and DOVR William McAllister13 Jan, 22:11
Re: ISS view of EuropePaul Saffo13 Jan, 18:32
Re: Ageton Work FormJoe Plazak13 Jan, 02:11
Re: Any signal? Winslow Homer 1896NavList Visitor12 Jan, 02:16
Any signal? Winslow Homer 1896Tom Greaves12 Jan, 00:38
Re: ISS view of EuropeDavid Pike11 Jan, 17:15
Re: Himalayas move the ZenithNoell Wilson11 Jan, 17:01
Re: ISS view of EuropeDavid Pike11 Jan, 16:38
Re: ISS view of EuropeLawrie Elms11 Jan, 10:18
Re: ISS view of EuropeWayne White10 Jan, 23:14
Re: ISS view of EuropeFrank Reed10 Jan, 21:00
Re: ISS view of EuropePaul Saffo10 Jan, 19:23
Re: ISS view of EuropeWayne White9 Jan, 11:02
Re: Universal astrolabe for finding bearingJoe Plazak8 Jan, 00:22
Re: Universal astrolabe for finding bearingTrammell H7 Jan, 19:29
Re: 2026 Air AlmanacDavid Pike7 Jan, 14:51
Re: The development of paper chartsBrian Walton7 Jan, 01:30
Re: Himalayas move the ZenithColin B6 Jan, 20:50
2026 Air AlmanacRafael C. Caruso6 Jan, 17:05
Re: Symmedian point: spring-based analog computerDavid Pike6 Jan, 13:04
Re: The development of paper chartsGary LaPook6 Jan, 09:34
Re: Symmedian point: spring-based analog computerJoe Plazak6 Jan, 04:43
Re: Celestial Navigation talk at 39C3Joe Plazak6 Jan, 04:36
Re: The development of paper chartsJoe Plazak6 Jan, 04:27
Re: Golden Syrup artificial horizonChristopher Willmes5 Jan, 20:17
Re: Golden Syrup artificial horizonDavid Pike5 Jan, 19:32
New celestial workshops and "Season Pass"Frank Reed5 Jan, 18:02
Pub. 249 vol. 2/3 Table 4 update?Michalis Vaidanis5 Jan, 17:06
Universal astrolabe for finding bearingTrammell H5 Jan, 15:57
Golden Syrup artificial horizonBill Lionheart5 Jan, 14:48
Re: The development of paper chartsAndrés Ruiz5 Jan, 12:42
Re: The development of paper chartsAndrés Ruiz5 Jan, 12:10
Re: Himalayas move the ZenithFrank Reed5 Jan, 01:54
Re: "Interesting" RA diagram on Celestron pageFrank Reed5 Jan, 01:33
The development of paper chartsGary LaPook4 Jan, 23:24
Re: "Interesting" RA diagram on Celestron pageDavid Pike4 Jan, 21:16
Re: Himalayas move the ZenithColin B4 Jan, 20:24
Re: "Interesting" RA diagram on Celestron pageFrank Reed4 Jan, 19:30
Celestial Navigation talk at 39C3Trammell H4 Jan, 18:34
Re: "Interesting" RA diagram on Celestron pageDavid Pike4 Jan, 16:53
Re: NavList and overblown precision in mathematical analysisDavid Pike4 Jan, 16:46
Re: Symmedian point: spring-based analog computerDavid Pike4 Jan, 14:39
Re: NavList and overblown precision in mathematical analysisDustin Baenen4 Jan, 14:33
Re: "Interesting" RA diagram on Celestron pagePaul Saffo4 Jan, 07:13
Re: NavList and overblown precision in mathematical analysisDavid C4 Jan, 03:45
Re: "Interesting" RA diagram on Celestron pageFrank Reed3 Jan, 19:57
NavList and overblown precision in mathematical analysisFrank Reed3 Jan, 17:57
Re: B-52 flight plan & log 1969Andrés Ruiz3 Jan, 16:24
Re: "Interesting" RA diagram on Celestron pageGary LaPook3 Jan, 02:12
"Interesting" RA diagram on Celestron pagePaul Saffo2 Jan, 19:31
It's 2026: do you know where your stars are?Frank Reed1 Jan, 00:00

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