A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Alan S
Date: 2020 Jan 16, 22:11 -0800
Just a wild guess on my part, but possibly worth a look. Using an artificial horizon, are you possibly missing one of the proceedures steps? The 2002 edition of Bowditch, page 268, section 1614 addresses this bit of business. The proceedure is outlined elsewhere too.