M31 - Monochrome rendition, poor seeing, secondary mirror got dewed up and mist set in, picture still shows some spiral detail.
Scope Skywatcher 250 Dob Synscan
Camera Canon 1100D
Taken Sep 08 2012
M31 - All pics, here down, are from the same Data set - approx 10 mins total exposure time.
Each was processed differently, still experimenting and learning TLA's.
Scope Skywatcher 250 Dob Synscan
Camera Canon 1100D
Taken Aug 22 2012