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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Digital Camera Celestial Navigation
From: Marcel Tschudin
Date: 2008 Jul 9, 20:23 +0300
From: Marcel Tschudin
Date: 2008 Jul 9, 20:23 +0300
Paul wrote: > Your values are the vertical refraction. My message was about the > decrease in *horizontal* semidiameter due to refraction. What I tried to imagine is how the vertical refraction could possibly affect the horizontal diameter. But probably my starting point was already wrong. Even though the size of this effect is smaller than the accuracy I'm dealing with, I would be interested to get a rough "feeling" on how it is produced. --~--~---------~--~----~------------~-------~--~----~ Navigation List archive: www.fer3.com/arc To post, email NavList@fer3.com To , email NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---