Modified Canon 20D camera and Hutech Ha filter with Borg 101ED telescope and .85 reducer.
Unguided 8 min. subframes on an AP 900 mount.
25 X 8 min at ISO 800.
Is your camera the same as the 20Da?
Why no color?
More than 1 sub?
8 min without autoguiding What was your polar alignmment?
frank siroky
Dave Gamble
15-Nov-2007 17:53
What an excellent image! I too have a Borg 101ED and I was wondering what .85 reducer you used. Is it the Astrograph unit?
Unfortunately I have a Canon 10D which is unmodifiable, but your image is sure inspirational.
