NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: (Fwd) The Most Anomalous Refraction Yet or What ?
From: Christian Scheele
Date: 2009 Aug 13, 21:46 +0200
From: Christian Scheele
Date: 2009 Aug 13, 21:46 +0200
Jim, thanks, for the moment I'll try to get my head around the approximation. I am also going through your posting on this subject of a few weeks ago, which you furnished with diagrams. Christian Scheele -------------------------------------- Jim Wilson wrote: The equation I developed in my Navigation paper for the time difference between maximum altitude and meridian passage is exact. The simplified version for the sun is essentially identical to that in the Admiralty Navigation Manual, and has variables of Latitude, Declination and the northerly component of speed. Jim Wilson --~--~---------~--~----~------------~-------~--~----~ NavList message boards: www.fer3.com/arc Or post by email to: NavList@fer3.com To , email NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---
