A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Greg Rudzinski
Date: 2017 Jun 28, 13:53 -0700
The attach 3rd SR plot shows a fix if a 12' index error on the arc is applied to each observation from the original example problem. 12' of systematic error is extreme even with a plastic sextant. Best to add another LOP with opposing azimuth to confirm the original round of observations.