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NavList:

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

2021

Index includes 889 messages. Sorted by message ID, in descending order.

                    
Re: Another "Office Hours" session, 4pm Eastern (2000 UT)David Pike16 Apr, 15:47
Re: A Diy E6-B?David Pike16 Apr, 15:17
Re: A Diy E6-B?David Pike16 Apr, 15:10
Re: A Diy E6-B?David Pike16 Apr, 14:56
Re: A Sun-compass landfall?Tony Oz16 Apr, 11:36
Re: A Diy E6-B?Tony Oz16 Apr, 08:09
Re: A Diy E6-B?Gary LaPook16 Apr, 08:03
Re: A Sun-compass landfall?Gary LaPook16 Apr, 08:01
Re: A Diy E6-B?Tony Oz16 Apr, 08:01
Unlike in ‘Lord of the Flies’David Pike16 Apr, 07:36
Re: A Sun-compass landfall?David Pike16 Apr, 07:21
Re: A Diy E6-B?David Pike16 Apr, 07:00
Re: A Sun-compass landfall?Gary LaPook16 Apr, 05:37
Re: A Sun-compass landfall?Gary LaPook16 Apr, 05:27
Another "Office Hours" session, 4pm Eastern (2000 UT)Frank Reed16 Apr, 03:51
Prince Philip championed GPS as Master of Trinity HouseRichard B. Langley16 Apr, 01:56
Re: A Diy E6-B?Gary LaPook15 Apr, 23:36
Re: A Diy E6-B?Gary LaPook15 Apr, 23:24
GHA of the Sun is easy todayFrank Reed15 Apr, 17:00
Re: A Diy E6-B?David Pike15 Apr, 07:47
Re: A Diy E6-B?Gary LaPook15 Apr, 03:54
Re: Vulcan airborne sight reduction form?David Pike14 Apr, 21:21
Re: Vulcan airborne sight reduction form?Eric van der Veen14 Apr, 19:35
Re: Vulcan airborne sight reduction form?David Pike14 Apr, 17:01
Re: A Diy E6-B?Tony Oz14 Apr, 08:18
Re: A Diy E6-B?Paul Hirose14 Apr, 00:00
Fulford Nav Collection - Upcoming Estate SaleJohn Turanin13 Apr, 23:18
Re: Vulcan airborne sight reduction form?Eric van der Veen13 Apr, 21:40
Re: Vulcan airborne sight reduction form?David Pike13 Apr, 18:00
Re: A Diy E6-B?David Pike13 Apr, 17:57
Re: A Diy E6-B?Tony Oz13 Apr, 15:19
Étoile du Roy at Basque coastAndrés Ruiz13 Apr, 11:38
Vulcan airborne sight reduction form?Eric van der Veen13 Apr, 09:58
Re: A Diy E6-B?David Pike13 Apr, 08:28
Davis MK15 light mod possible?Darcy Paul12 Apr, 19:14
A Diy E6-B?Tony Oz12 Apr, 15:47
Re: A Sun-compass landfall?Tony Oz12 Apr, 12:21
Re: A Sun-compass landfall?David Pike12 Apr, 08:02
Re: A Sun-compass landfall?David Pike12 Apr, 07:56
Re: A Sun-compass landfall?Geoffrey Kolbe12 Apr, 04:40
Re: Online "Office Hours" meeting in two days (Sunday, 2000 UT)Frank Reed11 Apr, 18:40
Re: A Sun-compass landfall?David Pike11 Apr, 18:22
Re: Online "Office Hours" meeting in two days (Sunday, 2000 UT)Alan S11 Apr, 16:52
Re: A Sun-compass landfall?David Pike11 Apr, 16:44
Re: A Sun-compass landfall?Geoffrey Kolbe11 Apr, 07:20
Re: Online "Office Hours" meeting in two days (Sunday, 2000 UT)Frank Reed11 Apr, 05:40
Re: A Sun-compass landfall?David Pike10 Apr, 13:25
Online "Office Hours" meeting in two days (Sunday, 2000 UT)Frank Reed9 Apr, 16:38
Re: A Sun-compass landfall?Tony Oz9 Apr, 12:10
Re: A Sun-compass landfall?David Pike9 Apr, 08:28
Re: Mathew Flinders Charts.Peter Blaskett8 Apr, 20:05
Re: A Sun-compass landfall?Gary LaPook8 Apr, 17:51
A Sun-compass landfall?Tony Oz8 Apr, 13:55
Re: Time Sight and Ex-Meridian by BygraveGreg Rudzinski8 Apr, 12:56
Re: Time Sight and Ex-Meridian by BygraveTony Oz8 Apr, 07:29
Re: Matthew Flinders ChartsPeter Blaskett8 Apr, 06:33
Re: Mathew Flinders Charts.John Brown8 Apr, 04:21
Re: Matthew Flinders ChartsGary LaPook8 Apr, 00:44
Re: Time Sight and Ex-Meridian by BygraveLars Bergman7 Apr, 21:27
Re: Time Sight and Ex-Meridian by BygraveBrian Walton7 Apr, 07:56
Re: Matthew Flinders ChartsDavid Pike7 Apr, 06:59
Re: Matthew Flinders ChartsPeter Blaskett7 Apr, 04:26
Re: Time Sight and Ex-Meridian by BygraveGreg Rudzinski6 Apr, 23:07
Re: Time Sight and Ex-Meridian by BygraveTony Oz6 Apr, 15:59
Re: Time Sight and Ex-Meridian by BygraveGreg Rudzinski6 Apr, 14:33
Time Sight and Ex-Meridian by BygraveBrian Walton6 Apr, 09:49
Re: Matthew Flinders ChartsDavid Pike5 Apr, 18:20
Royal Institute of Navigation Free Online SeminarDavid Pike5 Apr, 11:40
Re: Matthew Flinders ChartsDavid Pike4 Apr, 08:29
Re: Matthew Flinders ChartsDavid Pike4 Apr, 08:07
Re: Matthew Flinders ChartsMurray Peake4 Apr, 07:27
Re: A series of articles appearing in Ocean NavigatorAlan S4 Apr, 02:53
Matthew Flinders ChartsPeter Blaskett4 Apr, 01:10
Re: A series of articles appearing in Ocean NavigatorAl Stewart4 Apr, 00:49
Re: A series of articles appearing in Ocean NavigatorEd Hlywa4 Apr, 00:43
Re: A series of articles appearing in Ocean NavigatorGreg Rudzinski4 Apr, 00:29
Backpackers discover the NocturnalEd Popko3 Apr, 22:21
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDavid C3 Apr, 21:12
A series of articles appearing in Ocean NavigatorAlan S3 Apr, 20:42
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDon Seltzer3 Apr, 20:09
Re: Shooting my first LunarsHuub Robroek3 Apr, 19:52
Re: Shooting my first LunarsLars Bergman3 Apr, 13:47
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureFred Hebard3 Apr, 09:36
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDon E. Bray2 Apr, 20:43
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDoug Faunt2 Apr, 19:13
Re: USNO Clone as an "under the hood" CN engine for a flight simulator?Frank Reed2 Apr, 18:42
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDoug Faunt2 Apr, 16:14
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDon Seltzer2 Apr, 16:08
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureLu Abel2 Apr, 16:07
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDustin Baenen2 Apr, 15:59
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureFred Hebard2 Apr, 13:54
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureAlan S1 Apr, 23:16
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureDavid Pike1 Apr, 19:16
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureBruce Cutting1 Apr, 19:04
Re: U.S. Navy Declares Gps Obsolete, Celestial The FutureGreg Rudzinski1 Apr, 17:09
U.S. Navy Declares Gps Obsolete, Celestial The FutureJohn Carbone1 Apr, 12:15
Re: USNO Clone as an "under the hood" CN engine for a flight simulator?Dustin Baenen31 Mar, 20:40
Re: USNO Clone as an "under the hood" CN engine for a flight simulator?Tony Oz31 Mar, 17:29
A-10A WWII Airforce Sextant for parts/repairSimon Horwith31 Mar, 16:49
Re: USNO Clone as an "under the hood" CN engine for a flight simulator?Dustin Baenen31 Mar, 16:42
USNO Clone as an "under the hood" CN engine for a flight simulator?Tony Oz31 Mar, 15:50
Re: Plot Sheet GeneratorGary LaPook31 Mar, 07:20
Re: Shooting my first LunarsHuub Robroek30 Mar, 23:03
The "B-17 Flying Fortress" game: any good as a CelNav simulator?Tony Oz30 Mar, 19:58
Re: Navigation by the MoonGeoff Hitchcox30 Mar, 07:44
Re: Shooting my first LunarsFrank Reed30 Mar, 04:48
Re: Navigation by the MoonFrank Reed30 Mar, 03:42
Re: Navigation by the MoonFrank Reed30 Mar, 02:55
Can you find Aries?Frank Reed29 Mar, 20:18
Re: Suez Canal – Great NewsFrank Reed29 Mar, 20:07
Re: Suez Canal – Great NewsGary LaPook29 Mar, 19:11
Re: Running down an Astro-Position LineDavid Pike29 Mar, 18:43
Suez Canal – Great NewsDavid Pike29 Mar, 18:18
Re: Telemeter/QuadrantGary LaPook29 Mar, 06:09
Re: Telemeter/QuadrantGary LaPook29 Mar, 06:06
Re: Telemeter/QuadrantGary LaPook29 Mar, 06:04
Re: Telemeter/QuadrantDoug Faunt29 Mar, 01:13
Re: Telemeter/QuadrantSean C28 Mar, 22:10
Re: Running down an Astro-Position LineGary LaPook28 Mar, 19:27
Re: Non-navigational Star coordinatesModris Fersters28 Mar, 18:58
Re: Telemeter/QuadrantPaul Saffo28 Mar, 18:10
Re: Cel Nav SimulatorEric van der Veen28 Mar, 16:06
Astrolabe AuctionBruce J. Pennino28 Mar, 01:55
Re: Navigation by the MoonDavid Pike27 Mar, 21:43
Re: Non-navigational Star coordinatesPeter Blaskett27 Mar, 21:27
Re: Navigation by the MoonAlexandre Eremenko27 Mar, 17:11
Re: Navigation by the MoonAlexandre Eremenko27 Mar, 16:52
Re: Ebbco Sextant infoGreg Rudzinski27 Mar, 16:41
Ebbco Sextant infoHerman Dekker27 Mar, 14:36
Re: Navigation by the MoonGeoff Hitchcox27 Mar, 08:28
Rare footage of radio sextantIgor S.26 Mar, 21:25
Re: Free RIN Webinar: How the Aircraft Carriers Pilot in and out of PortsmouthDavid Pike26 Mar, 19:39
Online meeting today 2000 UT (4pm EDT, 1pm PDT)Frank Reed26 Mar, 16:16
Re: Telemeter/QuadrantJohn Clements25 Mar, 22:50
Re: Navigation by the MoonDavid Pike25 Mar, 20:32
Telemeter/QuadrantPaul Saffo25 Mar, 17:37
Re: Navigation by the MoonAlexandre Eremenko25 Mar, 16:18
Re: Navigation by the MoonTony Oz25 Mar, 13:45
Re: Navigation by the MoonAlexandre Eremenko25 Mar, 03:29
Re: Navigation by the MoonFrank Reed25 Mar, 02:00
Navigation by the MoonAlexandre Eremenko25 Mar, 01:55
Re: Plot Sheet GeneratorDavid Pike24 Mar, 21:23
Re: Plot Sheet GeneratorGary LaPook24 Mar, 18:49
Re: Cel Nav SimulatorTony Oz24 Mar, 15:40
Re: Plot Sheet GeneratorTony Oz24 Mar, 07:53
Interstellar navigation with astrometryPeter Monta23 Mar, 19:42
Re: Plot Sheet GeneratorAlex L.23 Mar, 18:39
Free RIN Webinar: How the Aircraft Carriers Pilot in and out of PortsmouthDavid Pike23 Mar, 11:42
Free RIN Webinar: How the Aircraft Carriers Pilot in and out of PortsmouthDavid Pike23 Mar, 11:14
Royal Navy Revives Days Of Sail With Training On Tall ShipDavid Pike23 Mar, 10:45
Re: AH: windproof shades materialBill Morris22 Mar, 23:56
Re: AH: windproof shades materialIgor S.22 Mar, 23:32
Re: Cel Nav SimulatorEric van der Veen22 Mar, 23:22
Re: Moon's horns point North/SouthDavid Pike22 Mar, 20:33
Shooting my first LunarsHuub Robroek22 Mar, 17:45
Re: Moon's horns point North/SouthGeoffrey Kolbe22 Mar, 08:52
Moon's horns point North/SouthFrank Reed22 Mar, 00:50
Re: Silvering mirrors with mercury-tin amalgamBill Morris20 Mar, 18:37
Re: Silvering mirrors with mercury-tin amalgamJürgen Hoefeld20 Mar, 17:06
Re: AH: windproof shades materialModris Fersters20 Mar, 14:57
Re: Silvering mirrors with mercury-tin amalgamNick M20 Mar, 13:17
Re: Silvering mirrors with mercury-tin amalgamDave Walden20 Mar, 12:59
Re: Silvering mirrors with mercury-tin amalgamDave Walden20 Mar, 12:41
Re: Silvering mirrors with mercury-tin amalgamDave Walden20 Mar, 12:36
Re: Silvering mirrors with mercury-tin amalgamLars Bergman20 Mar, 11:08
Re: Silvering mirrors with mercury-tin amalgamGeoff Hitchcox20 Mar, 09:05
Re: Silvering mirrors with mercury-tin amalgamMurray Peake20 Mar, 07:52
Silvering mirrors with mercury-tin amalgamBill Morris20 Mar, 02:31
Northeast US, eastern Canada: Space Station pass this eveningFrank Reed19 Mar, 22:52
Re: AH: windproof shades materialGary LaPook19 Mar, 06:55
Re: NY Times article on GPS vulnerabilitiesJames F Campbell19 Mar, 12:44
Re: NY Times article on GPS vulnerabilitiesDavid C19 Mar, 04:33
Bausch and Lomb A8-A Aircraft bubble sextant F.S.Robert Swartz19 Mar, 02:48
Re: AH: windproof shades materialIgor S.18 Mar, 22:52
Re: NY Times article on GPS vulnerabilitiesDavid Pike18 Mar, 21:20
NY Times article on GPS vulnerabilitiesLu Abel18 Mar, 16:14
Re: Running down an Astro-Position LineGary LaPook18 Mar, 07:22
Sun northbound at one knotFrank Reed18 Mar, 05:09
Satellite navigation in reverseFrank Reed17 Mar, 20:19
Re: AH: windproof shades materialModris Fersters17 Mar, 19:19
Re: AH: windproof shades materialGreg Rudzinski17 Mar, 17:29
AH: windproof shades materialIgor S.17 Mar, 16:38
Re: Running down an Astro-Position LineMichael Bradley17 Mar, 09:33
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Tony Oz17 Mar, 08:59
Re: Running down an Astro-Position LineDavid Pike16 Mar, 20:19
Re: DIY Starfinder - a lockdown projectMichalis Vaidanis16 Mar, 19:35
Re: Running down an Astro-Position LineGary LaPook16 Mar, 19:31
Re: Running down an Astro-Position LineGary LaPook16 Mar, 19:20
Re: Running down an Astro-Position LineGary LaPook16 Mar, 19:17
Re: Running down an Astro-Position LineBill Ritchie16 Mar, 18:37
Re: Running down an Astro-Position LineTony Oz16 Mar, 17:32
Re: Capt. Sumner's First LOPBruce J. Pennino16 Mar, 17:24
Re: Running down an Astro-Position LineAdrian F16 Mar, 11:14
Re: Running down an Astro-Position LineGary LaPook16 Mar, 11:05
Re: Running down an Astro-Position LineGary LaPook16 Mar, 11:01
Re: Running down an Astro-Position LineGary LaPook16 Mar, 10:27
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Willi Strohl16 Mar, 09:27
Re: Running down an Astro-Position LineGary LaPook16 Mar, 09:21
Re: Running down an Astro-Position LineGary LaPook16 Mar, 07:51
Re: Surface Mail from CanadaDavid Iwancio16 Mar, 07:04
Re: Running down an Astro-Position LineBill Ritchie15 Mar, 23:38
Re: Running down an Astro-Position LineDavid C15 Mar, 21:33
Re: Running down an Astro-Position LineBrian Walton15 Mar, 21:24
Re: Running down an Astro-Position LineGary LaPook15 Mar, 20:59
Re: Capt. Sumner's First LOPFrank Reed15 Mar, 17:48
Re: Today's "Office Hours" postponed to MondayFrank Reed15 Mar, 17:42
Re: Running down an Astro-Position LineDavid Pike15 Mar, 10:17
Re: Running down an Astro-Position LineGary LaPook15 Mar, 08:12
Re: Running down an Astro-Position LineDavid C15 Mar, 04:56
Re: Running down an Astro-Position LineMichael Bradley14 Mar, 21:52
Re: Capt. Sumner's First LOPBob Goethe14 Mar, 20:50
Capt. Sumner's First LOPBruce J. Pennino14 Mar, 19:02
Re: Running down an Astro-Position LineDavid Pike14 Mar, 18:51
Re: Running down an Astro-Position LineAdrian F14 Mar, 17:10
Re: Davis WorksheetsNoell Wilson14 Mar, 16:59
Re: Surface Mail from CanadaDavid C14 Mar, 03:45
Re: DIY Starfinder - a lockdown projectTibor Miseta13 Mar, 23:12
Re: The Ancient Greek Antikythera MechanismEd Popko13 Mar, 21:23
Navigating the RoyalsDavid Pike13 Mar, 20:26
PlanispheresBob Goethe13 Mar, 19:06
Re: Surface Mail from CanadaBob Goethe13 Mar, 19:06
Re: Wind Velocity from Three DriftsDavid Pike13 Mar, 18:57
Re: The Ancient Greek Antikythera MechanismRafael C. Caruso13 Mar, 17:20
Re: The Ancient Greek Antikythera MechanismChris Post13 Mar, 16:29
The Ancient Greek Antikythera MechanismEd Popko13 Mar, 13:48
Re: Wind Velocity from Three DriftsBrian Walton13 Mar, 13:39
Surface Mail from CanadaDavid Pike13 Mar, 11:35
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 11:11
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 11:09
Running down an Astro-Position LineDavid Pike13 Mar, 10:59
Re: Celesticomp V (more pages from M Har ris’ book)Glen Swanson13 Mar, 10:16
Re: Wind Velocity from Three DriftsDavid Pike13 Mar, 09:07
Re: Celesticomp V and other pocket computersGlen Swanson13 Mar, 09:56
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 07:16
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 07:11
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 07:09
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 07:05
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 07:02
Re: Wind Velocity from Three DriftsGary LaPook13 Mar, 07:00
Re: Wind Velocity from Three DriftsGary LaPook12 Mar, 20:37
Re: Wind Velocity from Three DriftsTony Oz12 Mar, 19:54
Today's "Office Hours" postponed to MondayFrank Reed12 Mar, 17:05
Re: Wind Velocity from Three DriftsTony Oz12 Mar, 14:27
Re: Celesticomp V and other pocket computersTony Oz12 Mar, 08:19
Re: Location of VenusFrank Reed12 Mar, 00:47
Re: Location of VenusFrank Reed12 Mar, 00:37
Re: Wind Velocity from Three DriftsEd Popko11 Mar, 23:59
Location of VenusBob Goethe11 Mar, 21:33
Re: Wind Velocity from Three DriftsGary LaPook11 Mar, 20:57
Re: Wind Velocity from Three DriftsGary LaPook11 Mar, 20:55
Re: Celesticomp V and other pocket computersTony Oz11 Mar, 20:46
Re: Wind Velocity from Three DriftsDavid Pike11 Mar, 20:28
Re: Perihelion coming up in a few minutesAlexander Duytschaever11 Mar, 18:11
Re: Celesticomp V and other pocket computersGlen Swanson11 Mar, 17:24
Re: Celesticomp V and other pocket computersTony Oz11 Mar, 12:21
Re: New versions of GPS Anti Spoof appsTony Oz11 Mar, 10:47
Navigation Progs from NewZealand.Herman Dekker11 Mar, 10:03
Re: Davis WorksheetsHerman Dekker11 Mar, 08:55
Davis WorksheetsTracy Shrier11 Mar, 01:20
Re: Wind Velocity from Three DriftsDavid C11 Mar, 01:19
Re: Wind Velocity from Three DriftsDavid C11 Mar, 01:10
Re: Rare alignment of annual phenomenaRafael C. Caruso10 Mar, 23:59
New versions of GPS Anti Spoof appsFrank Reed10 Mar, 22:21
Re: Celesticomp V and other pocket computersDave Walden10 Mar, 19:59
Re: Celesticomp V and other pocket computersFrank Reed10 Mar, 18:16
Re: Wind Velocity from Three DriftsDavid Pike10 Mar, 17:57
Re: Celesticomp V and other pocket computersGlen Swanson10 Mar, 17:04
Rare alignment of annual phenomenaFrank Reed10 Mar, 16:45
Re: Celesticomp V and other pocket computersTony Oz10 Mar, 16:19
Re: Celesticomp V instructionsDavid Arenburg10 Mar, 11:03
Celesticomp V and other pocket computersGlen Swanson10 Mar, 10:47
Re: DipFrank Reed9 Mar, 22:44
Re: Wind Velocity from Three DriftsTony Oz9 Mar, 19:05
Re: Celesticomp V instructionsIan Gifford9 Mar, 17:28
Re: Wind Velocity from Three DriftsDavid Pike9 Mar, 16:54
Re: Celesticomp V instructionsJohn Rizzuto9 Mar, 14:05
Re: Wind Velocity from Three DriftsTony Oz9 Mar, 12:33
Re: Celesticomp V instructionsDave Walden9 Mar, 12:13
Re: Wind Velocity from Three DriftsEd Popko9 Mar, 12:03
Re: Celesticomp V instructionsIan Gifford9 Mar, 10:45
Re: Celesticomp V instructionsDavid Arenburg8 Mar, 23:25
Re: A10 bubble sextant bulb holderBill Morris8 Mar, 23:06
Re: Wind Velocity from Three DriftsGary LaPook8 Mar, 21:05
Re: Wind Velocity from Three DriftsDavid Pike8 Mar, 21:04
Re: Wind Velocity from Three DriftsGary LaPook8 Mar, 19:38
Re: Sextant calibration accessoryFred Hebard8 Mar, 17:15
Re: Wind Velocity from Three DriftsDavid Pike8 Mar, 09:40
Re: DipNick M8 Mar, 04:12
Re: DipAlexandre Eremenko8 Mar, 00:33
Re: DipDavid Fleming7 Mar, 23:50
Re: Wind Velocity from Three DriftsTony Oz7 Mar, 23:48
Re: DipBob Goethe7 Mar, 23:03
Re: Another surveying problemDavid Pike7 Mar, 20:11
Re: Non-navigational Star coordinatesModris Fersters7 Mar, 17:29
Re: A10 bubble sextant bulb holderJoshua Hunley7 Mar, 17:24
DRAFT of 'A Perpetual Almanac for the Sun and Stars 2020-2050' (Using difference tables)Joshua Hunley7 Mar, 17:01
A10 bubble sextant bulb holderK McGrath7 Mar, 10:37
Re: Another surveying problemDavid Pike6 Mar, 23:48
Re: DIY Starfinder - a lockdown projectMichalis Vaidanis6 Mar, 19:55
Re: Non-navigational Star coordinatesTibor Miseta6 Mar, 18:30
Re: Non-navigational Star coordinatesPaul Hirose6 Mar, 18:28
Re: Non-navigational Star coordinatesModris Fersters6 Mar, 12:42
Re: Wind Velocity from Three DriftsBrian Walton6 Mar, 11:26
Now all we need to do is to put scents on navigation aidsLu Abel6 Mar, 00:28
Re: Wind Velocity from Three DriftsDavid Pike5 Mar, 21:07
Military GPS Jamming Affects Commercial Aircraft (IEEE Spectrum)Mike Mayer5 Mar, 20:31
Re: DipAlexandre Eremenko5 Mar, 20:16
Re: Non-navigational Star coordinatesDave Walden5 Mar, 19:45
Online "Office Hours" meeting NEXT Friday, March 12Frank Reed5 Mar, 19:43
Re: Calculate GHA Aries/Some updates for web appsJoshua Hunley5 Mar, 19:42
Re: DipLu Abel5 Mar, 17:38
DipAlexandre Eremenko5 Mar, 17:23
Re: Wind Velocity from Three DriftsGary LaPook5 Mar, 09:34
Re: Non-navigational Star coordinatesModris Fersters5 Mar, 09:02
Re: DIY Starfinder - a lockdown projectTony Oz5 Mar, 08:51
Re: Calculate GHA Aries/Some updates for web appsSean C5 Mar, 02:43
Link A-12 Aircraft Bubble Sextant Reconditioned--F.S.Robert Swartz5 Mar, 00:27
Re: The Where's Amelia Earhart drama continuesDustin Baenen4 Mar, 22:46
Re: DIY Starfinder - a lockdown projectEd Popko4 Mar, 22:42
Re: Non-navigational Star coordinatesBill Ritchie4 Mar, 21:58
Re: DIY Starfinder - a lockdown projectTibor Miseta4 Mar, 17:48
The Where's Amelia Earhart drama continuesEd Popko4 Mar, 14:17
Re: Calculate GHA Aries in your headGary LaPook4 Mar, 08:58
Re: Calculate GHA Aries in your headGary LaPook4 Mar, 08:44
Re: DIY Starfinder - a lockdown projectTony Oz4 Mar, 08:14
Re: Calculate GHA Aries in your headTony Oz4 Mar, 07:55
Re: Calculate the declination of the Sun in your headJoshua Hunley4 Mar, 02:53
Re: Calculate the declination of the Sun in your headJoshua Hunley4 Mar, 02:31
Re: Calculate the declination of the Sun in your headBob Goethe3 Mar, 23:08
Re: Calculate GHA Aries in your headBob Goethe3 Mar, 23:00
Re: Another surveying problemLars Bergman3 Mar, 22:31
Re: Calculate the declination of the Sun in your headDavid Fleming3 Mar, 22:09
Re: Calculate GHA Aries in your headJoshua Hunley3 Mar, 21:23
Calculate the declination of the Sun in your headDavid Pike3 Mar, 20:29
Re: Wind Velocity from Three DriftsDavid Pike3 Mar, 19:46
Re: Calculate GHA Aries in your headFrank Reed3 Mar, 19:10
Re: Calculate GHA Aries in your headTony Oz3 Mar, 18:35
Re: Wind Velocity from Three DriftsGary LaPook3 Mar, 18:26
Non-navigational Star coordinatesModris Fersters3 Mar, 18:05
Re: Wind Velocity from Three DriftsDavid Pike3 Mar, 16:06
Re: Another surveying problemRobert Bernecky3 Mar, 15:22
Re: Another surveying problemDavid Pike3 Mar, 13:53
Re: Surveying problemMike Burkes3 Mar, 13:12
Re: DIY Starfinder - a lockdown projectTony Oz3 Mar, 09:09
Re: Wind Velocity from Three DriftsGary LaPook3 Mar, 08:48
Re: DIY Starfinder - a lockdown projectRobert VanderPol II3 Mar, 03:37
Re: Calculate GHA Aries in your headJoshua Hunley2 Mar, 21:28
DIY Starfinder - a lockdown projectTibor Miseta2 Mar, 20:52
Re: Calculate GHA Aries/Some updates for web appsJoshua Hunley2 Mar, 20:44
Re: Surveying problemLars Bergman2 Mar, 19:59
Re: Wind Velocity from Three DriftsMike Burkes2 Mar, 18:43
Re: Another surveying problemMike Burkes2 Mar, 18:24
Re: Another surveying problemLars Bergman2 Mar, 15:38
Re: Calculate GHA Aries/Some updates for web appsSean C2 Mar, 08:16
Re: Fifty thousand messages since 2006Frank Reed2 Mar, 06:00
Re: Calculate GHA Aries in your headGeoffrey Kolbe2 Mar, 05:54
Re: Calculate GHA Aries in your headGary LaPook1 Mar, 23:49
Re: Calculate GHA Aries in your headGary LaPook1 Mar, 23:46
Re: Calculate GHA Aries in your headGary LaPook1 Mar, 23:44
Fifty thousand messages since 2006Frank Reed1 Mar, 19:44
Some updates for web appsFrank Reed1 Mar, 19:40
Re: Push out laser cut plywood models from ChinaDavid Pike1 Mar, 19:00
Re: Calculate GHA Aries in your headJoshua Hunley1 Mar, 18:12
Re: Push out laser cut plywood models from ChinaHerman Dekker1 Mar, 17:47
Re: Calculate GHA Aries in your headJohn Baum1 Mar, 17:40
Calculate GHA Aries in your headJoshua Hunley1 Mar, 17:02
Re: Stereographic Projection of the EclipticDavid Pike1 Mar, 11:15
Re: Push out laser cut plywood models from ChinaDavid Pike1 Mar, 09:01
Re: Push out laser cut plywood models from ChinaHuub Robroek1 Mar, 00:15
Re: Push out laser cut plywood models from ChinaIgor S.28 Feb, 21:59
Re: Breaking News....Tom Sult28 Feb, 21:41
Re: Breaking News....Sam Lyness28 Feb, 16:15
Re: Sextant calibration accessoryPeter Monta28 Feb, 03:09
Re: Sextant calibration accessoryPeter Monta28 Feb, 03:05
Re: Sextant calibration accessoryBill Morris27 Feb, 22:35
Re: Push out laser cut plywood models from ChinaHuub Robroek27 Feb, 21:22
Re: Sextant calibration accessoryFrank Reed27 Feb, 20:28
Re: Push out laser cut plywood models from ChinaDavid Pike27 Feb, 17:46
Re: Sextant calibration accessoryPeter Monta27 Feb, 05:07
Re: Another surveying problemMike Burkes26 Feb, 21:43
Re: Push out laser cut plywood models from ChinaHuub Robroek26 Feb, 20:37
Re: Push out laser cut plywood models from ChinaDavid Pike26 Feb, 19:52
Re: Another surveying problemAndy Howse26 Feb, 19:36
Re: Push out laser cut plywood models from ChinaFrank Reed26 Feb, 18:15
Online meeting today: 3pm EST (2000 UT)Frank Reed26 Feb, 17:58
Re: Push out laser cut plywood models from ChinaDustin Baenen26 Feb, 16:59
Another surveying problemMike Burkes26 Feb, 16:24
Re: Surveying problemMike Burkes26 Feb, 15:34
Re: Sextant calibration accessoryGreg Rudzinski26 Feb, 13:30
Cooke, Throughton & Simms T63 infoDavid Harrison26 Feb, 13:18
Re: Sextant calibration accessoryPeter Monta26 Feb, 00:44
Re: Sextant calibration accessoryFrank Reed25 Feb, 23:05
Sextant calibration accessoryPeter Monta25 Feb, 22:26
Re: Breaking News....Hewitt Schlereth25 Feb, 21:56
Push out laser cut plywood models from ChinaDavid Pike25 Feb, 20:33
One of the silliest articles I've read on map projectionsLu Abel25 Feb, 18:33
Re: Surveying problemMike Burkes25 Feb, 17:02
Re: Surveying problemMike Burkes25 Feb, 16:55
Re: Surveying problemGeoffrey Kolbe25 Feb, 14:21
Re: IERS Message: New release of the IAU SOFA software libraryDave Walden25 Feb, 13:39
Re: Surveying problemMike Burkes25 Feb, 12:22
Re: Surveying problemMike Burkes25 Feb, 12:14
Re: Surveying problemDavid Pike25 Feb, 09:07
Re: Surveying problemDavid Pike25 Feb, 08:18
Re: Surveying problemMarty Lyons25 Feb, 01:17
A little Mars for you...Frank Reed24 Feb, 21:15
IERS Message: New release of the IAU SOFA software libraryRichard B. Langley24 Feb, 21:00
Re: Surveying problemDavid Pike24 Feb, 20:44
Re: Surveying problemDavid Pike24 Feb, 13:54
Re: Breaking News....Ken Gebhart24 Feb, 03:00
2102-D and CP-300/U starfinder altitude/azimuth grid projectionMichalis Vaidanis23 Feb, 22:06
Re: Breaking News....Greg Rudzinski23 Feb, 21:02
Re: Cel Nav SimulatorJim Rives23 Feb, 17:57
Re: Surveying problemMike Burkes23 Feb, 17:30
Re: Moon’s Horns ConundrumDavid Pike23 Feb, 16:58
Surveying problemMike Burkes23 Feb, 16:52
Re: Online celestial navigation seminar by Margaret E. Schotte tomorrowDavid Pike23 Feb, 16:37
Re: Surveying problemMarty Lyons23 Feb, 16:17
Re: Online celestial navigation seminar by Margaret E. Schotte tomorrowFrank Reed23 Feb, 16:12
Re: Breaking News....Manuel Cruz23 Feb, 15:54
Surveying problemMike Burkes23 Feb, 15:14
Online celestial navigation seminar by Margaret E. Schotte tomorrowLuc Van den Borre23 Feb, 15:08
Breaking News....Greg B23 Feb, 04:30
Orion North ArrowFrank Reed23 Feb, 03:52
Re: Cel Nav SimulatorJim Rives23 Feb, 00:19
Re: Cel Nav SimulatorDustin Baenen22 Feb, 23:20
Re: Cel Nav SimulatorGary LaPook22 Feb, 20:57
Re: Cel Nav SimulatorJim Rives22 Feb, 20:53
Re: Bowditch editions: good and badGary LaPook22 Feb, 20:24
Re: Cel Nav SimulatorDustin Baenen22 Feb, 19:39
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Tony Oz22 Feb, 18:48
Re: Cel Nav SimulatorJim Rives22 Feb, 18:45
Re: Cel Nav SimulatorJim Rives22 Feb, 18:21
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Lars Bergman22 Feb, 11:29
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Tony Oz21 Feb, 19:10
Re: Sunrise on the Moon?Frank Reed21 Feb, 16:06
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Lars Bergman21 Feb, 15:30
Re: Bowditch editions: good and badWolfgang Köberer21 Feb, 09:38
Sunrise on the Moon?Bob Crawley21 Feb, 08:20
Re: Cel Nav SimulatorJohn Clements21 Feb, 07:31
Re: Cel Nav SimulatorSean C21 Feb, 06:14
Prob 1/4 of being in a cocked hatBill Lionheart20 Feb, 22:14
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?David C20 Feb, 21:57
Re: Bowditch editions: good and badDavid C20 Feb, 21:30
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?David C20 Feb, 21:03
Cel Nav SimulatorJim Rives20 Feb, 18:51
Re: Bowditch editions: good and badRafael C. Caruso20 Feb, 17:29
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Tony Oz20 Feb, 11:16
Re: Moon’s Horns ConundrumFrank Reed20 Feb, 06:56
Re: Moon’s Horns ConundrumGeoffrey Kolbe20 Feb, 06:25
Re: Bowditch editions: good and badDavid C20 Feb, 03:57
Re: Bowditch editions: good and badFrank Reed20 Feb, 02:01
Re: Bowditch 2019 SucksRichard Toohey20 Feb, 01:59
Re: Bowditch editions: good and badJames F Campbell19 Feb, 23:36
Bowditch editions: good and badRafael C. Caruso19 Feb, 23:29
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?David C19 Feb, 22:11
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?David C19 Feb, 20:39
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?David C19 Feb, 19:40
Re: An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Frederick Curtis19 Feb, 16:58
Re: Moon’s Horns ConundrumFrank Reed19 Feb, 16:49
Re: Moon’s Horns ConundrumDavid Pike19 Feb, 16:43
Re: Bowditch 2019 SucksDustin Baenen19 Feb, 16:39
NO online Office Hours meetings this weekendFrank Reed19 Feb, 16:17
Re: True North and PrecessionFrank Reed19 Feb, 16:09
Re: Bowditch 2019 SucksFrank Reed19 Feb, 15:57
Re: Bowditch 2019 SucksFrank Reed19 Feb, 15:31
Re: True North and PrecessionJames F Campbell19 Feb, 15:21
An All-Haversine Azimuth (from Lat, Dec and dLon alone)?Tony Oz19 Feb, 14:54
Re: Korean War – Naval EyewitnessAndrés Ruiz19 Feb, 11:15
Bowditch 2019 Sucksjoe ben19 Feb, 09:55
Udemy free course on CNIgor S.19 Feb, 09:47
Moon’s Horns ConundrumDavid Pike19 Feb, 09:21
Re: 16 Astronomy eBooks for $18David Pike19 Feb, 08:45
Re: True North and PrecessionFrank Reed19 Feb, 00:25
Re: True North and PrecessionSean C19 Feb, 00:12
Re: True North and PrecessionJim Rives18 Feb, 20:10
Resilient Position, Navigation And Timing - Training Seminar 1 Of 4 At 15.00Utc Today!!David Pike18 Feb, 13:06
Korean War – Naval EyewitnessDavid Pike18 Feb, 12:59
Re: 16 Astronomy eBooks for $18Sean C18 Feb, 06:19
Re: 16 Astronomy eBooks for $18Dave Walden17 Feb, 21:21
Re: 16 Astronomy eBooks for $18David Pike17 Feb, 18:58
16 Astronomy eBooks for $18Sean C17 Feb, 13:41
Re: True North and PrecessionBill Lionheart17 Feb, 08:42
Re: 1950s C Plath sextantPatrick Dickie17 Feb, 03:50
Re: Sextant double reflection: angles halvedDavid Pike16 Feb, 22:32
Re: Moon AmplitudeCapt Bob Glover III16 Feb, 21:45
Re: 1950s C Plath sextantCapt Bob Glover III16 Feb, 21:43
Re: True North and PrecessionJim Rives16 Feb, 20:42
Re: Sextant double reflection: angles halvedRichard Toohey16 Feb, 20:31
Re: Sextant double reflection: angles halvedDavid Pike16 Feb, 17:49
Re: True North and PrecessionFrank Reed16 Feb, 17:40
Re: Sun's Blue and Golden HoursFrank Reed16 Feb, 16:22
Re: Sun's Blue and Golden HoursEd Popko16 Feb, 15:28
Re: Sextant double reflection: angles halvedRichard Toohey16 Feb, 11:51
Re: True North and PrecessionBill Lionheart16 Feb, 09:59
Re: True North and PrecessionIan Vaughn16 Feb, 02:34
Re: Sextant double reflection: angles halvedDavid Pike16 Feb, 01:22
Re: Moon AmplitudeJeremy C16 Feb, 00:32
Re: Sextant double reflection: angles halvedRichard Toohey15 Feb, 23:26
Re: 1950s C Plath sextantPatrick Dickie16 Feb, 00:13
Re: Sextant double reflection: angles halvedDavid Pike15 Feb, 22:44
Re: Sextant double reflection: angles halvedDavid Pike15 Feb, 22:01
Re: 1950s C Plath sextantCapt Bob Glover III15 Feb, 21:57
Re: C Plath YachtsmanSimon Horwith15 Feb, 21:41
Re: Online Office Hours: 6pm EST (2300 UT) Practical LunarsRichard Toohey15 Feb, 21:35
Re: C Plath YachtsmanMichael Cain15 Feb, 20:38
Re: C Plath YachtsmanSimon Horwith15 Feb, 20:18
Re: C Plath YachtsmanJohn Clements15 Feb, 20:17
Re: Stereographic Projection of the EclipticDavid Pike15 Feb, 19:12
C Plath YachtsmanSimon Horwith15 Feb, 19:06
Re: Stereographic Projection of the EclipticGeoffrey Kolbe15 Feb, 17:52
Re: Stereographic Projection of the EclipticD Maracle15 Feb, 17:45
Re: 1950s C Plath sextantPatrick Dickie15 Feb, 17:24
Re: Sun's Blue and Golden HoursRafael C. Caruso15 Feb, 17:22
Re: 1950s C Plath sextantBill Roberts15 Feb, 16:53
True North and PrecessionJim Rives15 Feb, 16:59
Re: 1950s C Plath sextantRichard Toohey15 Feb, 15:14
Sextant double reflection: angles halvedRichard Toohey15 Feb, 14:29
Re: Stereographic Projection of the EclipticTony Oz15 Feb, 13:48
Sun's Blue and Golden HoursEd Popko15 Feb, 13:38
Re: Stereographic Projection of the EclipticRobin Stuart15 Feb, 13:22
Re: Stereographic Projection of the EclipticMike Mayer15 Feb, 13:22
Re: 1950s C Plath sextantCapt Bob Glover III15 Feb, 12:42
Re: Stereographic Projection of the EclipticDavid Pike15 Feb, 11:29
Re: Stereographic Projection of the EclipticGeoffrey Kolbe15 Feb, 09:43
Re: Stereographic Projection of the EclipticWolfgang Hasper15 Feb, 08:30
Re: Stereographic Projection of the EclipticGeoffrey Kolbe15 Feb, 06:33
Re: Online Office Hours: 6pm EST (2300 UT) Practical LunarsSean C15 Feb, 06:14
1950s C Plath sextantPatrick Dickie15 Feb, 03:08
Re: Moon AmplitudeDavid Iwancio14 Feb, 22:48
Re: Moon AmplitudeGreg Rudzinski14 Feb, 22:01
Re: Online Office Hours: 6pm EST (2300 UT) Practical LunarsRichard Toohey14 Feb, 21:19
Stereographic Projection of the EclipticDavid Pike14 Feb, 19:59
Online Office Hours: 6pm EST (2300 UT) Practical LunarsFrank Reed14 Feb, 19:46
Moon AmplitudeCapt Bob Glover III14 Feb, 17:21
Re: Office Hours Today, 3pm EST (2000 UT)Greg Rudzinski13 Feb, 13:13
Re: On this CP-300\U, recently discussed.David Pike13 Feb, 08:51
Re: On this CP-300\U, recently discussed.Gary LaPook12 Feb, 23:19
Re: On this CP-300\U, recently discussed.Alan S12 Feb, 23:16
Re: On this CP-300\U, recently discussed.Michalis Vaidanis12 Feb, 23:02
Re: On this CP-300\U, recently discussed.Alan S12 Feb, 20:32
Re: On this CP-300\U, recently discussed.Tracy Shrier12 Feb, 19:52
Office Hours Today, 3pm EST (2000 UT)Frank Reed12 Feb, 17:32
Re: On this CP-300\U, recently discussed.Alan S12 Feb, 16:25
Re: Celestial Navigation in the MoviesTony Oz12 Feb, 09:43
Re: On this CP-300\U, recently discussed.Dave Walden12 Feb, 01:31
Re: Office Hours Ageton ClassicHuub Robroek11 Feb, 23:23
Re: Sun Slow DayDavid Pike11 Feb, 23:20
Re: Sun Slow DayDavid Pike11 Feb, 22:59
Re: Office Hours Ageton ClassicGreg Rudzinski11 Feb, 21:23
On this CP-300\U, recently discussed.Alan S11 Feb, 21:14
Re: Office Hours Ageton ClassicDavid Fleming11 Feb, 20:31
Re: Office Hours Ageton ClassicHuub Robroek11 Feb, 19:57
Re: How Convincing is a Lunar Eclipse for Proving the Earth is a Sphere?Frank Reed11 Feb, 19:25
Re: Office Hours Ageton ClassicTibor Miseta11 Feb, 19:16
Re: Office Hours Ageton ClassicTibor Miseta11 Feb, 19:06
Re: Office Hours Ageton ClassicHuub Robroek11 Feb, 17:59
Re: How Convincing is a Lunar Eclipse for Proving the Earth is a Sphere?David Pike11 Feb, 16:30
Re: How Convincing is a Lunar Eclipse for Proving the Earth is a Sphere?Geoffrey Kolbe11 Feb, 13:56
Re: A Plath Sextant listed for sale with an odd eye pieceGlen Swanson11 Feb, 11:39
Re: A Plath Sextant listed for sale with an odd eye piecePaul Saffo11 Feb, 00:31
Re: Sun Slow DayPaul Werner10 Feb, 22:06
Re: Office Hours Ageton ClassicHuub Robroek10 Feb, 18:44
Re: Office Hours Ageton ClassicGreg Rudzinski10 Feb, 18:37
How Convincing is a Lunar Eclipse for Proving the Earth is a Sphere?David Pike10 Feb, 17:11
Re: Office Hours Ageton ClassicGreg Rudzinski10 Feb, 16:53
Re: Office Hours Ageton ClassicHuub Robroek10 Feb, 15:52
Re: CP-300/U USAF Star FinderMichalis Vaidanis10 Feb, 15:01
Re: CP-300/U USAF Star FinderTony Oz10 Feb, 10:06
Re: CP-300/U USAF Star FinderGary LaPook10 Feb, 01:51
Re: CP-300/U USAF Star FinderFrank Reed10 Feb, 01:19
Re: CP-300/U USAF Star FinderDave Walden9 Feb, 20:43
Sun Slow DayFrank Reed9 Feb, 19:31
Re: CP-300/U USAF Star FinderMichalis Vaidanis9 Feb, 19:28
Re: CP-300/U USAF Star FinderDave Walden9 Feb, 17:39
Re: CP-300/U USAF Star FinderTony Oz9 Feb, 17:36
Re: A Plath Sextant listed for sale with an odd eye pieceGlen Swanson9 Feb, 17:18
Re: CP-300/U USAF Star FinderMichalis Vaidanis8 Feb, 21:29
Re: RdfGary LaPook8 Feb, 20:28
Re: A Plath Sextant listed for sale with an odd eye piecePaul Saffo8 Feb, 20:26
Re: A Plath Sextant listed for sale with an odd eye piecePaul Saffo8 Feb, 20:16
Re: CP-300/U USAF Star FinderGary LaPook8 Feb, 20:12
Re: RdfDavid Pike8 Feb, 19:25
Re: RdfDavid Pike8 Feb, 18:51
Re: CP-300/U USAF Star FinderAlan S8 Feb, 17:40
Re: RdfGary LaPook8 Feb, 10:37
Re: RdfGary LaPook8 Feb, 10:35
Re: A Plath Sextant listed for sale with an odd eye pieceGlen Swanson8 Feb, 06:56
Re: A Plath Sextant listed for sale with an odd eye pieceSean C8 Feb, 05:35
Re: Plath certificate: drop of solderMichael Cain7 Feb, 20:55
RDFBill Lionheart7 Feb, 20:43
Re: A Plath Sextant listed for sale with an odd eye pieceGlen Swanson7 Feb, 17:27
Re: Plath certificate: drop of solderTerry Syrokosz7 Feb, 16:22
Re: A Plath Sextant listed for sale with an odd eye pieceMichael Cain7 Feb, 16:05
Re: Office Hours Ageton ClassicGreg Rudzinski7 Feb, 13:34
A Plath Sextant listed for sale with an odd eye pieceGlen Swanson7 Feb, 10:21
Re: Office Hours Ageton ClassicGreg Rudzinski6 Feb, 21:05
Re: Plath certificate: drop of solderMichael Cain6 Feb, 19:04
Re: Office Hours Ageton ClassicHerman Dekker6 Feb, 15:46
Re: Plath certificate: drop of solderTerry Syrokosz6 Feb, 08:12
Office Hours Ageton ClassicHerman Dekker6 Feb, 07:04
Re: Plath certificate: drop of solderWolfgang Hasper5 Feb, 20:34
Re: Plath certificate: drop of solderDavid Pike5 Feb, 18:04
Analemma.com updated!Frank Reed5 Feb, 16:39
Re: Plath certificate: drop of solderDavid Pike5 Feb, 16:34
Re: Plath certificate: drop of solderMichael Cain5 Feb, 16:16
Re: Plath certificate: drop of solderTerry Syrokosz5 Feb, 14:18
Friday online "Office Hours" 2000 UT (3pm EST)Frank Reed4 Feb, 23:17
Re: Celestial Navigation in the MoviesAndy Howse4 Feb, 13:06
Re: About the Waylosing: my own experience.Gary LaPook4 Feb, 09:48
Re: About the Waylosing: my own experience.Doug Faunt3 Feb, 17:51
Re: CN - quick reference cardMike Burkes3 Feb, 14:18
About the Waylosing: my own experience.Tony Oz3 Feb, 14:02
Re: Plath certificate: drop of solderBill Roberts3 Feb, 05:56
Re: Plath certificate: drop of solderDavid Pike2 Feb, 20:57
Re: Plath certificate: drop of solderMichael Cain2 Feb, 20:16
Re: Celestial Navigation in the MoviesFrank Reed2 Feb, 19:38
Plath certificate: drop of solderFrank Reed2 Feb, 19:10
Re: Celestial Navigation in the MoviesFrank Reed2 Feb, 18:31
Re: Celestial Navigation in the MoviesFrank Reed2 Feb, 18:13
Re: What is a naut?David Pike2 Feb, 17:56
Re: Celestial Navigation in the MoviesDavid Pike2 Feb, 17:39
Re: Circum nav solo with sextant and paper chartBill Lionheart2 Feb, 17:37
Free Webinar - Why people get lost in buildingsDavid Pike2 Feb, 16:53
Re: What is a naut?Ken Muldrew2 Feb, 14:41
Re: Circum nav solo with sextant and paper chartGreg Rudzinski2 Feb, 14:38
Re: Excel AlmanacSean C2 Feb, 12:38
Re: Celestial Navigation in the MoviesTony Oz2 Feb, 09:15
Circum nav solo with sextant and paper chartBill Lionheart2 Feb, 08:28
Re: What is a naut?Sean C2 Feb, 05:53
What is a naut?David C2 Feb, 01:39
ION PTTI/ITM Plenary Session PresentationsRichard B. Langley1 Feb, 21:37
Re: What constitutes Round The World (RTW) ?Bill Lionheart1 Feb, 14:44
Re: What constitutes Round The World (RTW) ?Bob Crawley1 Feb, 13:07
Re: What constitutes Round The World (RTW) ?Bill Lionheart31 Jan, 15:50
What constitutes Round The World (RTW) ?Bob Crawley31 Jan, 14:04
No Sunday "Office Hours" tomorrow (Jan 31)Frank Reed31 Jan, 02:19
Re: 1946 US Coast Guard SextantRobert VanderPol II30 Jan, 20:46
Re: 1946 US Coast Guard SextantSean C30 Jan, 06:25
Re: 1946 US Coast Guard SextantMichael Cain30 Jan, 01:42
Tatakoto subSunFrank Reed30 Jan, 01:09
1946 US Coast Guard SextantCarl Main29 Jan, 23:55
Re: The "Online Nautical Almanac (UPDATED)" to accept dates in the ISO-8601 format?Peter Monta29 Jan, 21:19
Re: The "Online Nautical Almanac (UPDATED)" to accept dates in the ISO-8601 format?John Clements29 Jan, 19:33
Re: The "Online Nautical Almanac (UPDATED)" to accept dates in the ISO-8601 format?Simon Horwith29 Jan, 19:32
Re: The "Online Nautical Almanac (UPDATED)" to accept dates in the ISO-8601 format?Frank Reed29 Jan, 18:51
Online meeting today 2000 UT (3pm EST, noon PST)Frank Reed29 Jan, 17:36
Re: AstrolabesGary LaPook29 Jan, 08:51
Re: The "Online Nautical Almanac (UPDATED)" to accept dates in the ISO-8601 format?Tony Oz29 Jan, 08:28
Re: The "Online Nautical Almanac (UPDATED)" to accept dates in the ISO-8601 format?Frank Reed28 Jan, 18:59
Re: AstrolabesGeoffrey Kolbe28 Jan, 14:44
The "Online Nautical Almanac (UPDATED)" to accept dates in the ISO-8601 format?Tony Oz28 Jan, 11:19
Re: Eye cup for my sextantBrandon Michael Morgan28 Jan, 04:29
Re: Eye cup for my sextantSimon Horwith28 Jan, 02:39
Re: Eye cup for my sextantRobert Swartz28 Jan, 02:00
Re: HO 208 vs Compact NA tables.Greg Rudzinski27 Jan, 23:58
Re: Excel AlmanacSean C27 Jan, 22:47
Re: HO 208 vs Compact NA tables.Gary LaPook27 Jan, 07:13
Re: Astro slide ruleAlan S27 Jan, 00:23
Re: HO 208 vs Compact NA tables.David C26 Jan, 21:57
Re: HO 208 vs Compact NA tables.Tibor Miseta26 Jan, 21:55
Re: HO 208 vs Compact NA tables.David C26 Jan, 21:11
Re: HO 208 vs Compact NA tables.Greg Rudzinski26 Jan, 20:51
Re: HO 208 vs Compact NA tables.Gary LaPook26 Jan, 18:51
Eye cup for my sextantBrandon Michael Morgan26 Jan, 20:06
Celestial Navigation 19th Century Methods WorkshopFrank Reed26 Jan, 18:46
Re: HO 208 vs Compact NA tables.Frederick Curtis26 Jan, 17:59
Re: NOAA Competition: MagNet: Model the Geomagnetic FieldFrank Reed26 Jan, 17:59
NOAA Competition: MagNet: Model the Geomagnetic FieldJohn Carbone26 Jan, 14:01
Re: AstrolabesEd Popko26 Jan, 12:46
Re: AstrolabesGary LaPook26 Jan, 08:27
Re: AstrolabesHerman Dekker26 Jan, 08:19
Re: AstrolabesGeoffrey Kolbe26 Jan, 08:15
Re: AstrolabesGary LaPook26 Jan, 08:09
Re: AstrolabesGeoffrey Kolbe26 Jan, 05:45
Re: Polhemus Celestial Computer and Coriolis CorrectionGary LaPook25 Jan, 20:20
Re: AstrolabesFrank Reed25 Jan, 18:08
Re: NY Times Article on GPSSimon Horwith25 Jan, 17:19
AstrolabesBob Goethe25 Jan, 17:10
Re: NY Times Article on GPSFrank Reed25 Jan, 16:52
Re: NY Times Article on GPSRobert Swartz25 Jan, 16:43
Re: Polhemus Celestial Computer and Coriolis CorrectionEd Popko25 Jan, 16:38
Re: Polhemus Celestial Computer and Coriolis CorrectionGary LaPook25 Jan, 06:32
Re: NY Times Article on GPSDoug Faunt25 Jan, 00:16
Re: NY Times Article on GPSBill B24 Jan, 23:59
Re: Online meeting today 2300 UT (6pm EST)Frank Reed24 Jan, 21:24
Re: NY Times Article on GPSRobert Goldberg24 Jan, 19:15
Re: A-10 Bubble Sextant AssemblyNoell Wilson24 Jan, 18:58
NY Times Article on GPSChris Post24 Jan, 15:36
Re: Polhemus Celestial Computer and Coriolis CorrectionEd Popko24 Jan, 10:43
Re: Polhemus Celestial Computer and Coriolis CorrectionGary LaPook24 Jan, 02:20
Re: A-10 Bubble Sextant AssemblyGary LaPook24 Jan, 02:17
Re: A-10 Bubble Sextant AssemblyGary LaPook24 Jan, 02:16
Re: Polhemus Celestial Computer and Coriolis CorrectionGary LaPook24 Jan, 02:08
Polhemus Celestial Computer and Coriolis CorrectionEd Popko24 Jan, 00:09
Reconditioned Link A-12 Aircraft Bubble Sextant For SaleRobert Swartz23 Jan, 21:35
A-10 Bubble Sextant AssemblyNoell Wilson23 Jan, 20:25
Two More free WebinarsDavid Pike23 Jan, 19:37
Re: Excel AlmanacDavid Pike23 Jan, 19:08
Re: Excel AlmanacGeoffrey Kolbe23 Jan, 18:45
Re: Modern Celestial ONE: Sextants & Sun SightsSam Lyness23 Jan, 17:05
Re: CP-300/U USAF Star FinderEd Popko23 Jan, 12:21
Re: Excel AlmanacSean C23 Jan, 11:37
Re: GPS AntiSpoof and integrating sextants?Bill Ritchie23 Jan, 10:28
Re: CP-300/U USAF Star FinderGary LaPook23 Jan, 10:22
Re: Question about LoP's and Intercepts on a Mercator ChartDavid Iwancio23 Jan, 09:56
Re: CP-300/U USAF Star FinderAlan S22 Jan, 23:10
Re: Online meeting Friday 2000 UTFrank Reed22 Jan, 18:04
Modern Celestial ONE: Sextants & Sun SightsFrank Reed22 Jan, 17:10
Re: GPS AntiSpoof and integrating sextants?Tony Oz22 Jan, 14:38
Re: GPS AntiSpoof and integrating sextants?David Pike22 Jan, 09:45
Re: GPS AntiSpoof and integrating sextants?Tony Oz22 Jan, 09:02
Re: Soviet star globe with Latin inscriptionsSean C22 Jan, 07:48
Online meeting Friday 2000 UTFrank Reed22 Jan, 02:14
Re: GPS AntiSpoof and integrating sextants?David Pike21 Jan, 23:26
GPS AntiSpoof and integrating sextants?Tony Oz21 Jan, 21:23
Jan Huygen van LinschotenBob Goethe21 Jan, 19:11
Re: Soviet star globe with Latin inscriptionsTony Oz21 Jan, 18:16
Re: Soviet star globe with Latin inscriptionsDave Walden21 Jan, 18:15
Re: Soviet star globe with Latin inscriptionsFrank Reed21 Jan, 15:40
Re: Question about LoP's and Intercepts on a Mercator ChartFrank Reed21 Jan, 15:34
Soviet star globe with Latin inscriptionsTony Oz21 Jan, 15:16
Question about LoP's and Intercepts on a Mercator ChartDavid Iwancio21 Jan, 06:23
M. Low USN MKIII MOD-0 - Illumination issueJohn Rizzuto20 Jan, 22:55
Re: Your Earth is too cloudyFrank Reed20 Jan, 03:18
Re: Your Earth is too cloudyJim Rives19 Jan, 23:41
Re: Flat BygraveAlan S19 Jan, 22:05
Re: Flat BygraveGary LaPook19 Jan, 20:09
Your Earth is too cloudyFrank Reed19 Jan, 18:09
Re: Thomas Sumner & Probus (656 tons)Dave Walden19 Jan, 17:08
Flat BygraveAlan S19 Jan, 04:16
Re: Circular slide rule type deviceDave Walden18 Jan, 22:44
Re: Thomas Sumner & Probus (656 tons)Hewitt Schlereth18 Jan, 21:11
Re: Thomas Sumner & Probus (656 tons)Frank Reed18 Jan, 19:19
Thomas Sumner & Probus (656 tons)Bruce J. Pennino18 Jan, 18:09
Re: Circular slide rule type deviceRonald van Riet18 Jan, 08:56
Re: Navigation star namesFrank Reed18 Jan, 04:25
Circular slide rule type deviceAlan S18 Jan, 04:18
Re: Azimuth computation formula in Pub. 229Rafael C. Caruso17 Jan, 17:35
Re: Azimuth computation formula in Pub. 229Rafael C. Caruso17 Jan, 17:35
Re: Online meeting todayFrank Reed17 Jan, 17:17
Re: Azimuth computation formula in Pub. 229Lars Bergman17 Jan, 11:11
Navigation star namesFrank Reed17 Jan, 04:13
Re: Azimuth computation formula in Pub. 229David C17 Jan, 03:52
Re: Azimuth computation formula in Pub. 229David C17 Jan, 03:09
Re: Azimuth computation formula in Pub. 229David C17 Jan, 03:03
Azimuth computation formula in Pub. 229Rafael C. Caruso16 Jan, 22:20
Space station sextant returned to EarthPaul Hirose16 Jan, 22:03
Re: Aeronautical Periscopic Bubble SextantFrank Reed16 Jan, 19:59
Re: Aeronautical Periscopic Bubble SextantCam Brien16 Jan, 19:52
Re: Sun's SD to 0.01' (-ish) from Nautical AlmanacFrank Reed16 Jan, 18:36
The Past, Present and Future of Nautical Information for Leisure SailorsDavid Pike16 Jan, 18:35
Re: Sun's SD to 0.01' (-ish) from Nautical AlmanacRichard Toohey16 Jan, 11:33
Re: Excel AlmanacSean C16 Jan, 08:51
Kollsman D1 Periscopic Sextant with mountRobert Swartz16 Jan, 06:39
Re: Aeronautical Periscopic Bubble SextantGary LaPook16 Jan, 06:33
Kollsman Sextants' NomenclatureRobert Swartz16 Jan, 06:28
RE. Kollsman MA2 SextantRobert Swartz16 Jan, 06:08
Re: Traditional navigation by slide ruleSean C15 Jan, 23:27
Re: Free Downloadable Electronic Navigation GuideAlan S15 Jan, 23:27
Free Downloadable Electronic Navigation GuideDavid Pike15 Jan, 21:11
Re: Online meeting todayFrank Reed15 Jan, 19:42
Re: Introduction and set of HO 214Hewitt Schlereth15 Jan, 18:50
Re: Traditional navigation by slide ruleFrancis Upchurch15 Jan, 16:56
Re: Introduction and set of HO 214Bob Peterson15 Jan, 15:21
Re: Patrick O'Brian characters discuss time and longitudeJim Sergovic14 Jan, 23:44
Re: Traditional navigation by slide ruleAlan S14 Jan, 01:21
Re: Sun's SD to 0.01' (-ish) from Nautical AlmanacDavid Iwancio15 Jan, 04:03
Re: Old Sextant - Charles HutchinsonCarl Main14 Jan, 23:46
Re: IntroductionRichard Toohey14 Jan, 23:27
Aeronautical Periscopic Bubble SextantCam Brien14 Jan, 22:41
Re: Old Sextant - Charles HutchinsonFrank Reed14 Jan, 21:32
Reflecting CircleBill Ritchie14 Jan, 20:51
Re: Old Sextant - Charles HutchinsonCarl Main14 Jan, 17:07
Re: Old Sextant - Charles HutchinsonCarl Main14 Jan, 16:55
Re: Old Sextant - Charles HutchinsonCarl Main14 Jan, 16:52
Re: Old Sextant - Charles HutchinsonCarl Main14 Jan, 16:51
Re: Old Sextant - Charles HutchinsonCarl Main14 Jan, 16:49
Re: Old Sextant - Charles HutchinsonFrank Reed14 Jan, 16:34
Re: IntroductionR William McAllister14 Jan, 15:54
Re: Old Sextant - Charles HutchinsonJohn Rizzuto14 Jan, 15:40
Re: IntroductionRobert VanderPol II14 Jan, 13:18
Re: Old Sextant - Charles HutchinsonBill Lionheart14 Jan, 08:52
Re: IntroductionR William McAllister14 Jan, 07:07
Re: Old Sextant - Charles HutchinsonDavid C14 Jan, 02:37
Re: Sun's SD to 0.01' (-ish) from Nautical AlmanacRichard Toohey14 Jan, 01:48
Re: Old Sextant - Charles HutchinsonAlan S14 Jan, 01:07
Re: IntroductionRichard Toohey14 Jan, 00:57
Re: IntroductionRichard Toohey14 Jan, 00:53
Re: Old Sextant - Charles HutchinsonRobert VanderPol II14 Jan, 00:44
Re: IntroductionRobert VanderPol II14 Jan, 00:37
Old Sextant - Charles HutchinsonCarl Main13 Jan, 23:48
Re: IntroductionHewitt Schlereth13 Jan, 23:23
Winter celestial navigation workshopsFrank Reed13 Jan, 21:21
Re: Sun's SD to 0.01' (-ish) from Nautical AlmanacDavid Iwancio13 Jan, 21:21
Re: IntroductionRichard Toohey13 Jan, 20:39
Re: IntroductionAlexandre Eremenko13 Jan, 19:35
IntroductionRichard Toohey13 Jan, 18:58
Re: Digital SextantKen Gebhart13 Jan, 17:19
Re: Digital SextantFrank Reed13 Jan, 16:26
Re: Digital SextantFrank Reed13 Jan, 15:58
Digital SextantSung Cho13 Jan, 15:56
Re: Moon Phases 2021 Including Libration and Position AngleFrank Reed13 Jan, 02:07
Moon Phases 2021 Including Libration and Position AngleEd Popko12 Jan, 18:54
Re: Sun's SD to 0.01' (-ish) from Nautical AlmanacHerman Dekker12 Jan, 17:50
Re: Sun's SD to 0.01' (-ish) from Nautical AlmanacFrank Reed12 Jan, 17:06
Sun's SD to 0.01' (-ish) from Nautical AlmanacDavid Iwancio12 Jan, 11:57
Solar Eclipses in high latitudesBob Crawley12 Jan, 09:43
Re: Own sextant - always betterGreg Rudzinski11 Jan, 02:39
Re: Own sextant - always betterRommel John Miller10 Jan, 22:56
Own sextant - always betterIgor S.10 Jan, 22:14
Re: Afternoon SightDavid C10 Jan, 21:12
Re: Online meeting todayFrank Reed10 Jan, 20:30
Re: An Evening with Map Projections - Free WebinarSean C10 Jan, 19:19
Re: An Evening with Map Projections - Free WebinarFrank Reed10 Jan, 18:51
Re: Willmann-Bell closed?Andy Howse10 Jan, 12:53
Re: Willmann-Bell closed?Bela Kovacs10 Jan, 10:29
Re: Afternoon SightDavid Pike10 Jan, 09:31
Afternoon SightDavid C10 Jan, 03:10
Re: Willmann-Bell closed?David Iwancio10 Jan, 02:43
Re: Willmann-Bell closed?Frank Reed10 Jan, 01:03
Re: Willmann-Bell closed?Frank Reed9 Jan, 23:39
Re: Willmann-Bell closed?Wayne Hilliard9 Jan, 23:26
Willmann-Bell closed?John Clements9 Jan, 21:54
Re: Excel AlmanacSean C9 Jan, 09:55
Online meeting todayFrank Reed8 Jan, 15:40
Re: Excel AlmanacWolfgang Hasper8 Jan, 08:00
Re: Lifeboat sextant instruction bookletAlan S8 Jan, 04:01
Re: Bridge sextantsMurray Buckman8 Jan, 00:26
Re: Excel AlmanacSean C8 Jan, 00:16
Re: Bridge sextantsMurray Buckman8 Jan, 00:06
Re: Excel AlmanacSean C8 Jan, 00:02
Re: Excel AlmanacMurray Peake7 Jan, 23:36
Bridge sextantsFrank Reed7 Jan, 22:47
Re: Lifeboat sextant instruction bookletAlan S7 Jan, 18:54
Re: Excel AlmanacHerman Dekker7 Jan, 18:37
Re: Excel AlmanacDave Walden7 Jan, 15:28
Re: Obscure Nautical Almanac starCharles McElhill7 Jan, 15:24
An Evening with Map Projections - Free WebinarDavid Pike7 Jan, 15:08
RIN Submarine Navigation and Ocean Sailing webinars are now on YouTube.David Pike7 Jan, 15:02
Re: Excel AlmanacSean C7 Jan, 14:23
Computing Lunar Comparing Distances by "Plane Sailing"David Iwancio7 Jan, 12:18
Re: Excel AlmanacBill Ritchie7 Jan, 11:32
Re: Excel AlmanacSean C7 Jan, 07:38
Re: Obscure Nautical Almanac starFrank Reed7 Jan, 05:23
Re: Negative leap second?David Iwancio6 Jan, 19:14
Re: Excel AlmanacHerman Dekker6 Jan, 15:13
Re: Negative leap second?Richard B. Langley6 Jan, 14:25
Re: Excel AlmanacSean C6 Jan, 08:46
Re: Negative leap second?David Iwancio6 Jan, 07:39
Re: Negative leap second?Sean C5 Jan, 22:16
Re: Negative leap second?Frank Reed5 Jan, 20:29
Negative leap second?Gary LaPook5 Jan, 19:55
Re: Astro slide ruleAlan S5 Jan, 00:24
Re: Royal Observatory workshopMichael Bradley4 Jan, 21:25
Royal Observatory workshopFrank Reed4 Jan, 17:12
Re: Christmas week Quizzes - Answer to Muffins QuestionDavid Pike4 Jan, 16:20
Re: Christmas week Quizzes - Answer to Muffins QuestionBill Ritchie4 Jan, 10:45
Re: Obscure Nautical Almanac starSean C4 Jan, 09:29
Reconditioning SextantsRobert Swartz4 Jan, 04:11
Re: Obscure Nautical Almanac starFrank Reed3 Jan, 19:16
Re: Obscure Nautical Almanac starFrank Reed3 Jan, 18:43
Re: Obscure Nautical Almanac starFrank Reed3 Jan, 18:27
Re: Online Meeting / Office Hours todayFrank Reed3 Jan, 17:00
Re: Obscure Nautical Almanac starRobert H. van Gent3 Jan, 13:01
Re: Christmas week Quizzes - Suggested solution to the external tangents to three circles problemDavid Pike3 Jan, 12:34
Re: Obscure Nautical Almanac starSean C3 Jan, 07:14
Re: Obscure Nautical Almanac starFrank Reed3 Jan, 04:29
Re: Catch Australia while you canGary LaPook3 Jan, 00:38
Re: Perihelion coming up in a few minutesGary LaPook3 Jan, 00:13
Re: Perihelion coming up in a few minutesDave Walden2 Jan, 23:57
Re: Catch Australia while you canDavid C2 Jan, 21:58
Re: Obscure Nautical Almanac starRobin Stuart2 Jan, 20:01
Re: Obscure Nautical Almanac starFrank Reed2 Jan, 15:41
Re: Perihelion coming up in a few minutesFrank Reed2 Jan, 15:07
Re: Perihelion coming up in a few minutesDave Walden2 Jan, 14:47
Perihelion coming up in a few minutesDave Walden2 Jan, 13:31
Re: Christmas week Quizzes - Where's my bike + Final CommentsDavid Pike2 Jan, 10:47
Re: Christmas week Quizzes - Answer to Muffins QuestionDavid Pike2 Jan, 09:34
Re: Christmas week Quizzes - Suggested solution to the external tangents to three circles problemDavid Pike2 Jan, 09:07
Catch Australia while you canGary LaPook2 Jan, 09:01
Re: Christmas week QuizzesAdrian F1 Jan, 20:58
Re: Obscure Nautical Almanac starRobin Stuart1 Jan, 19:53
Re: Online Meeting / Office Hours todayFrank Reed1 Jan, 16:33
Online Meeting / Office Hours todayFrank Reed1 Jan, 15:16
Re: Obscure Nautical Almanac starFrank Reed1 Jan, 15:09
Re: Obscure Nautical Almanac starRobin Stuart1 Jan, 13:54
Re: Christmas week QuizzesDavid Pike1 Jan, 09:26
NavList message volumeFrank Reed2 Jan, 00:00

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