On Sun, 2017-04-09 at 19:42 -0700, Michael Collins wrote:
On 04/09/17 19:13, Brian Skiff wrote:
On Sun, 2017-04-09 at 18:54 -0700, Ray Heinle wrote:
Guide on a hot pixel...does wonders for your guiding.
For comets the ideal is to have the telescope track
the comet ephemeris and have the software know that
a guide star is moving directly opposite, and keep _that_
fixed relative to the ephemeris.
I sense the knowledge of great experience[1] in these two posts.
-- Mike --
1. Experience: What you get when you don't get what you wanted.