A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Position-Finding
From: Peter Monta
Date: 2018 Sep 11, 21:22 -0700
My final thought is that GPS has not replaced one aspect of CN: compass error checks. Sure you can use various methods on the coast, but out at sea, the ONLY way to check error is by using celestial navigation. GNSS is great for telling you COG, but not so good with true heading.