M31-LRGB.jpg
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M31-LRGB.jpg
Object: M31
Optic: 75/500 Refraktor (Pentax 75)
Filter: Baader 50mm L-RGB
Camera: SBIG STL11000M C2 at -30°C, selfguiding
Exposures: L-RGB 70:50:50:50, subexposures 10min
Location: Ostirol, Austria
Date: 28..08.2011