Re: Obscure Nautical Almanac star
From: Sean C
Date: 2021 Jan 4, 01:29 -0800
"The RA proper motions are in different units ..."
Ah, yes. I forgot that FK5 lists centennial PM in seconds. The listed value is 66.919 seconds per century - I only converted it to arcseconds per century. Luckily, I did not make the same mistake when I made my almanac. :)