M13.jpg
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M13.jpg
Object: M13
Optic: CA300 (300/1140mm Newton) + Newtonmaster
Corrector: Keller 3" Wynne
Filter: Baader 50mm L-RGB
Camera: SBIG STL11000M C2 at -20°C, selfguiding
Exposures: RGB:66:54:54min, subexposures 6min, 33 Flatfields, 33 Bias, 10 Darks
Processing: PI, PS, PS RAWDiag
2013.06.05, Zirndorf, Germany