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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Emergency sun declination
From: Jim Thompson
Date: 2004 May 22, 11:53 -0300
From: Jim Thompson
Date: 2004 May 22, 11:53 -0300
23.45 degrees, actually. Frank noticed my typo. I made up a graphic to explain all this in more detail and will post it later. Jim Thompson > -----Original Message----- > A graphical method of computing the sine of a function. Sine is > opposite over the hypotenuse. #3 =opposite, #4=hypotenuse. Then dec = > 22.5*sine(days past vernal equanox), etc for other seasons. > Fred