M100 - Spiral Galaxy in Coma Berenices

Telescope: C11 @f/6.5
Mount: Losmandy G-11 Gemini
Camera: SBIG ST-9XEI w/CFW-8 (Goldman true-balance filters)
Exposures: L: 75 min. R: 20 min. G: 20 min. B: 20 min.
Note: Images were focused, acquired, reduced, aligned and combined using CCDSoft. The Luminance and RGB images were aligned with RegiStar and adjusted (Levels, Curves, Unsharp Mask, minor cropping) in Photoshop CS.
Shot from my backyard observatory in southeast Minnesota. Outside temp: 35 F. Seeing was somewhat better than average.
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