A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Ron Jones
Date: 2016 Feb 6, 08:57 -0800
The rate of change in the sun's declination is illustrated by the Analemma (see attached). From 20 May to 21 July & from 22 November to 21 January the the sun's declination changes by approximately 1 degree per month. From 21 January to 20 May and from 23 July to 22 November the rate of change is approximately 10 degrees per month.