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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Position-Finding

Recent Messages

Index includes 219 messages. Sorted by message ID, in descending order.

SubjectAuthorDate (UT)SizeID
Re: Double altitude methodHerbert Prinz1 Aug, 19:232938g32354
Double altitude methodDucruy Jacques1 Aug, 17:292701g32353
Re: Plotting vs calculating PositionGary LaPook1 Aug, 15:073721g32352
Re: Plotting vs calculating PositionMike Burkes31 Jul, 23:524532g32351
Re: Plotting vs calculating PositionGary LaPook31 Jul, 15:546004g32350
Outline for a basic course in navigationDon Seltzer31 Jul, 13:452638g32349
Re: Plotting vs calculating PositionFrank Atkins31 Jul, 11:062548g32348
Re: Plotting vs calculating PositionFrancis Upchurch31 Jul, 09:322424g32347
Re: Plotting vs calculating PositionRon Jones31 Jul, 04:571759g32346
Re: Plotting vs calculating PositionGary LaPook31 Jul, 04:081951g32345
Re: Plotting vs calculating PositionEd Popko31 Jul, 01:3118119g32344
Re: Plotting vs calculating PositionGary LaPook30 Jul, 23:015045g32343
Re: Plotting vs calculating PositionBob Goethe30 Jul, 21:002743g32342
Re: Plotting vs calculating PositionLu Abel30 Jul, 20:187430g32341
Re: Plotting vs calculating PositionFrank Reed30 Jul, 20:162938g32340
Re: Plotting vs calculating PositionBob Goethe30 Jul, 19:552343g32339
Wikipedia for NavList membersFrank Reed30 Jul, 19:3136322g32338
Mh 370Gary LaPook30 Jul, 19:101435g32337
Re: Plotting vs calculating PositionFrank Reed30 Jul, 18:504166g32336
Re: Plotting vs calculating PositionBob Goethe30 Jul, 18:083033g32335
Re: Plotting vs calculating PositionFrank Reed30 Jul, 16:041649g32334
Re: Plotting vs calculating PositionEd Popko30 Jul, 15:473575g32333
Re: What precision is required in cel nav?Jeremy C30 Jul, 13:593305g32332
Re: Plotting vs calculating PositionGeoffrey Kolbe30 Jul, 08:405641g32331
Plotting vs calculating PositionRon Jones29 Jul, 18:334178g32330
Re: Weems And Plath NavidersRichard L. Stinson27 Jul, 16:0711255g32329
Re: Weems And Plath NavidersDavid Pike27 Jul, 15:289803g32328
Re: Classic Trig Log SR with Ageton Pub 211Hanno Ix27 Jul, 05:286844g32327
Re: Classic Trig Log SR with Ageton Pub 211Greg Rudzinski26 Jul, 16:275575g32326
Re: Crossing the Gulfstream with CelnavPaul Hirose25 Jul, 18:172247g32325
Re: Weems And Plath NavidersRobert VanderPol II25 Jul, 15:011954g32324
Weems And Plath NavidersRichard L. Stinson25 Jul, 00:082082g32323
Re: Image of Earth - what is GHA and Dec of the Sun?Frank Reed25 Jul, 02:3913232g32322
Re: Suitable floating platforms for sextant sight accuracyPatrick Smyth24 Jul, 22:442305g32321
Re: Crossing the Gulfstream with CelnavBob Goethe24 Jul, 22:202417g32320
Re: Image of Earth - what is GHA and Dec of the Sun?John D. Howard24 Jul, 21:161468g32319
Image of Earth - what is GHA and Dec of the Sun?Ed Popko24 Jul, 19:572492g32318
Crossing the Gulfstream with CelnavRobin Stuart24 Jul, 19:0411319g32317
Re: Classic Trig Log SR with Ageton Pub 211Hanno Ix24 Jul, 15:305352g32316
Re: Suitable floating platforms for sextant sight accuracyJohn Brown24 Jul, 07:462851g32315
Re: Suitable floating platforms for sextant sight accuracyFrancis Upchurch24 Jul, 06:162173g32314
Re: What precision is required in cel nav?Henry Halboth24 Jul, 05:0216738g32313
Re: Suitable floating platforms for sextant sight accuracyHenry Halboth24 Jul, 04:174241g32312
Re: Classic Trig Log SR with Ageton Pub 211Greg Rudzinski23 Jul, 21:591513g32311
Re: Classic Trig Log SR with Ageton Pub 211Luc Van den Borre23 Jul, 19:31582275g32310
Re: Classic Trig Log SR with Ageton Pub 211Greg Rudzinski23 Jul, 19:005039g32309
A second Chinese sextant?Noell Wilson23 Jul, 18:461787g32308
Re: Suitable floating platforms for sextant sight accuracyFrancis Upchurch23 Jul, 18:221509g32307
Re: Suitable floating platforms for sextant sight accuracyHanno Ix23 Jul, 18:176225g32306
Re: Classic Trig Log SR with Ageton Pub 211Hanno Ix23 Jul, 17:57277239g32305
Re: What precision is required in cel nav?Hewitt Schlereth23 Jul, 16:5917218g32304
Re: Classic Trig Log SR with Ageton Pub 211Greg Rudzinski23 Jul, 16:236595g32303
Re: Classic Trig Log SR with Ageton Pub 211Hewitt Schlereth23 Jul, 16:445759g32302
Re: Suitable floating platforms for sextant sight accuracyDon Seltzer23 Jul, 14:424484g32301
Re: What precision is required in cel nav?Paul Dolkas23 Jul, 06:4816595g32300
Re: Classic Trig Log SR with Ageton Pub 211John Brown23 Jul, 07:304002g32299
Re: Suitable floating platforms for sextant sight accuracyFrancis Upchurch23 Jul, 04:532337g32298
Re: What precision is required in cel nav?Henry Halboth23 Jul, 04:2213307g32297
Re: What precision is required in cel nav?Henry Halboth23 Jul, 04:127350g32296
Re: What precision is required in cel nav?Robert VanderPol II22 Jul, 23:3212357g32295
Re: What precision is required in cel nav?Paul Dolkas22 Jul, 23:156870g32294
Re: What precision is required in cel nav?Bob Goethe22 Jul, 22:466726g32293
Re: Suitable floating platforms for sextant sight accuracyJohn Brown22 Jul, 20:581546g32292
Re: Classic Trig Log SR with Ageton Pub 211Greg Rudzinski22 Jul, 20:331741g32291
Re: Suitable floating platforms for sextant sight accuracyBill B22 Jul, 19:491924g32290
Re: What precision is required in cel nav?John D. Howard22 Jul, 18:501747g32289
Re: What precision is required in cel nav?John D. Howard22 Jul, 18:432242g32288
Classic Trig Log SR with Ageton Pub 211Greg Rudzinski22 Jul, 18:182365g32287
Re: What precision is required in cel nav?Bob Goethe22 Jul, 18:027820g32286
Re: What precision is required in cel nav?John Brown22 Jul, 17:053156g32285
Re: Suitable floating platforms for sextant sight accuracyJohn Brown22 Jul, 16:342345g32284
Re: What precision is required in cel nav?Geoffrey Kolbe22 Jul, 16:266833g32283
Re: What precision is required in cel nav?Lu Abel22 Jul, 15:115080g32282
Re: Traditional nautical symbolism in the modern navyAndrew Nikitin22 Jul, 14:491619g32281
Re: What precision is required in cel nav?Geoffrey Kolbe22 Jul, 07:544176g32280
Re: Suitable floating platforms for sextant sight accuracyFrancis Upchurch22 Jul, 07:213404g32279
Re: What precision is required in cel nav?John D. Howard21 Jul, 22:382898g32278
Re: What precision is required in cel nav?Greg Rudzinski21 Jul, 16:438050g32277
Re: What precision is required in cel nav?John Brown21 Jul, 16:064607g32276
Traditional nautical symbolism in the modern navyJackson McDonald21 Jul, 15:002414g32275
Re: What precision is required in cel nav?John D. Howard21 Jul, 15:334823g32274
Re: Suitable floating platforms for sextant sight accuracyJohn Brown21 Jul, 14:002620g32273
Suitable floating platforms for sextant sight accuracyJohn Brown21 Jul, 10:176995g32272
Re: What precision is required in cel nav?Francis Upchurch21 Jul, 05:133230g32271
Re: What precision is required in cel nav?Henry Halboth21 Jul, 03:2510059g32270
Re: What precision is required in cel nav?Ed Popko20 Jul, 23:401563g32269
Re: What precision is required in cel nav?Greg Rudzinski20 Jul, 21:058567g32268
Sight averaging (the fit-slope method)Bob Goethe20 Jul, 21:025148g32267
Re: What precision is required in cel nav?Frank Reed20 Jul, 20:244011g32266
Re: What precision is required in cel nav?Lu Abel20 Jul, 19:497110g32265
Re: What precision is required in cel nav?Francis Upchurch20 Jul, 07:252030g32264
Re: What precision is required in cel nav?John Brown20 Jul, 05:575054g32263
Re: What precision is required in cel nav?Robert VanderPol II20 Jul, 02:003642g32262
Re: Memories of Non-Directional BeaconsJohn D. Howard19 Jul, 21:372764g32261
Re: What precision is required in cel nav?Lu Abel19 Jul, 19:419051g32260
Memories of Non-Directional BeaconsDavid Pike19 Jul, 20:035175g32259
Re: What precision is required in cel nav?Lu Abel19 Jul, 19:047895g32258
Re: What precision is required in cel nav?Ron Jones19 Jul, 19:0224834g32257
Re: What precision is required in cel nav?Henry Halboth19 Jul, 18:434802g32256
Re: What precision is required in cel nav?Francis Upchurch19 Jul, 18:002217g32255
Navigation Spreadsheets now on GitHubPeter Hakel19 Jul, 18:383654g32254
Re: What precision is required in cel nav?Francis Upchurch19 Jul, 17:522713g32253
Re: What precision is required in cel nav?Lu Abel19 Jul, 17:052856g32252
Re: What precision is required in cel nav?Sean C19 Jul, 16:572402g32251
Re: What precision is required in cel nav?Greg Rudzinski19 Jul, 16:286034g32250
Re: What precision is required in cel nav?John Brown19 Jul, 16:223066g32249
Re: What precision is required in cel nav?Francis Upchurch19 Jul, 04:253387g32248
Re: What precision is required in cel nav?Bob Goethe19 Jul, 02:501854g32247
Re: What precision is required in cel nav?Stephen N.G. Davies19 Jul, 01:5913935g32246
Re: What precision is required in cel nav?Bob Goethe19 Jul, 00:2018081g32245
Re: What precision is required in cel nav?Norm Goldblatt18 Jul, 23:413418g32244
Re: What precision is required in cel nav?Greg Rudzinski18 Jul, 21:529326g32243
What precision is required in cel nav?Ron Jones18 Jul, 21:261979g32242
Making Sense of DF Sense AerialsDavid Pike18 Jul, 20:522619g32241
Re: What precision is required in cel nav?Lu Abel18 Jul, 20:439889g32240
Re: What precision is required in cel nav?Gary LaPook18 Jul, 18:457845g32239
Re: What precision is required in cel nav?David Pike18 Jul, 17:194629g32238
Re: What precision is required in cel nav?Lu Abel18 Jul, 16:299148g32237
Re: What precision is required in cel nav?John D. Howard18 Jul, 15:132439g32236
Re: What precision is required in cel nav?Robert VanderPol II18 Jul, 12:573224g32235
Re: What precision is required in cel nav?Stephen N.G. Davies18 Jul, 12:205667g32234
Re: Another "emergency navigation" sight reductionmethodHerman Dekker18 Jul, 07:211633g32233
Re: Another "emergency navigation" sight reductionmethodHerman Dekker18 Jul, 07:182079g32232
Re: What precision is required in cel nav?Francis Upchurch18 Jul, 06:283114g32231
Re: Ageton FormGene Roll18 Jul, 04:281385g32230
Re: Another "emergency navigation" sight reductionmethodHanno Ix18 Jul, 00:341979513g32229
Re: Another "emergency navigation" sight reductionmethodHanno Ix18 Jul, 00:387953g32228
Re: Another "emergency navigation" sight reductionmethodHanno Ix18 Jul, 00:094288g32227
Re: Another "emergency navigation" sight reductionmethodHanno Ix18 Jul, 00:12302552g32226
Re: What precision is required in cel nav?John D. Howard17 Jul, 23:583293g32225
Re: What precision is required in cel nav?Stephen N.G. Davies17 Jul, 23:2811961g32224
Re: Another "emergency navigation" sight reductionmethodHerman Dekker17 Jul, 21:382539g32223
Re: What precision is required in cel nav?Gary LaPook17 Jul, 20:4129477g32222
Re: What precision is required in cel nav?Ken Gebhart17 Jul, 20:3010107g32221
Re: What precision is required in cel nav?Lu Abel17 Jul, 19:0625085g32220
Re: What precision is required in cel nav?Frank Reed17 Jul, 18:596756g32219
Re: What precision is required in cel nav?Gary LaPook17 Jul, 17:2510420g32218
Re: What precision is required in cel nav?Tom Sult17 Jul, 14:385271g32217
Re: Another "emergency navigation" sight reductionmethodGreg Rudzinski17 Jul, 14:048704g32216
Re: Another "emergency navigation" sight reductionmethodHanno Ix17 Jul, 10:448685g32215
Re: What precision is required in cel nav?David Pike17 Jul, 09:096254g32214
Re: What precision is required in cel nav?Francis Upchurch17 Jul, 05:213748g32213
Re: Another "emergency navigation" sight reductionmethodHanno Ix17 Jul, 04:045371g32212
Re: What precision is required in cel nav?Stephen N.G. Davies17 Jul, 03:0811700g32211
Re: Another "emergency navigation" sight reductionmethodGreg Rudzinski17 Jul, 02:473806g32210
What precision is required in cel nav?John D. Howard17 Jul, 01:382847g32209
Re: Another "emergency navigation" sight reductionmethodRobert VanderPol II17 Jul, 02:091676g32208
Re: Another "emergency navigation" sight reductionmethodHanno Ix17 Jul, 00:417134g32207
Re: Another "emergency navigation" sight reductionmethodGreg Rudzinski17 Jul, 00:126002g32206
Precise Micro Sight Reduction (non electronic)Greg Rudzinski16 Jul, 23:382913g32205

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