A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Frank Reed
Date: 2019 Dec 10, 11:48 -0800
Tony, you wrote:
"The only way for me to eliminate both the side error and IE - is by star+"obturator" trick."
You don't need to eliminate "side error". It is harmless. Reduce any side offset to a level where it's not inconvenient, and you're done. The name "side error" is misleading.
I like your trick, by the way! I will have to try it sometime.