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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Using star-star distances
From: Bill B
Date: 2008 Sep 23, 20:14 -0400
From: Bill B
Date: 2008 Sep 23, 20:14 -0400
George wrote > That's interesting, and rather a surprise to find such extreme > bad-behaviour. Was the index error similarly unstable, or did the index > error stay put while the calibration changed? What were the conditions of > the test? Had the instrument been given any time to stabilise, in > temperature? Presumably, the instrument had been checked-over to ensure that > no mirrors or brackets were at all wobbly If you have not checked out David Burch's field tests of plastic sextants, Frank's figures might seem a bit high, but they are pretty much in line with Burch's findings. Bill B. --~--~---------~--~----~------------~-------~--~----~ Navigation List archive: www.fer3.com/arc To post, email NavList@fer3.com To , email NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---