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Re: Lunar Distance Puzzle
From: UNK
Date: 2011 Aug 20, 21:49 +0000
From: UNK
Date: 2011 Aug 20, 21:49 +0000
On 2011-08-19 20:18, Dave Walden wrote (in answer to my remark: "Dave's refraction-free topocentric distances are not even consistent with each other to arc second level." > > How are you calculating "consistent"? > Dave, There is no point on the celestial sphere that would satisfy the condition that its distances from the three stars Altair, Antares and Vega match the ones posted in your refraction-free problem to arc second level. If, on the other hand, one should compute for extra credit a point from the given distances of two of the three stars, the computed distance to the third star differs by ca. 5" to 8" from the remaining given one. (Star positions taken from MICA for the epoch of the posted solution.) Herbert