AT8RC @ f/5.2 (CCD67T Reducer)
Atik 383L+ camera
Atik EFW2 Filter Wheel Atik OAG
Baader LRGB 1.25" filters
L=6hrs, 45min (15 & 10min subs)
RGB=2hrs 20min each (10min subs)
Total time=13hrs 45min This one was tough to process. There was a lot of color gradient and noise despite nearly 14 hours of exposure. Subs calibrated and stacked with DeepSky Stacker. Final processing in Photoshop CS3.