A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Ziad Anas
Date: 2018 Jun 5, 13:22 -0700
Thank you veru much Frank for answer
So in 1000m the correction is 55.7 arc minutes, Now how we add it to sun altitude ?
if we do like this : Sun alt + 55.7 arc minutes
if Sun altitude is 90 degrees the value will be greater than 90 degrees and this doesn't happend