Title: Dark Nebulas in Taurus (B22, B18, B7) Optic: Canon EF200f2.8 at f/2.8 Filter: Baader 50mm LRGB Camera: SBIG STL11000M C2 at -20°C, selfguiding Exposures: RGB 64:68:64min, subexposure 4min, 26x Darks, 51x Bias, 59x Sky Flat Location: Saharasky, Marocco Date: 2013-11-30 RGB-Data 2013-12-02 L-Data (not used here) 2013-12-04 LRGB-Data Preprocessing Pixinsight Image Calibration, CosmeticCorrection, StarAlignment, Image Integration, RGB STF-Stretching PS: Starremoval, Curves, Color |