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| Title: IC2118 in Eri Optic: Canon EF200f2.8 at f/2.8 Filter: Baader 50mm LRGB Camera: SBIG STL11000M C2 at -20°C, selfguiding Exposures: L 21x4min (12 true L, 9 xL from RGB); RGB 36:36:36min, subexposure 4min, 26x Darks, 51x Bias, 59x Sky Flat Location: Saharasky, Marocco Date: 2013-11-30 Preprocessing Pixinsight: Image Calibration, CosmeticCorrection, StarAlignment, Image Integration, RGB STF-Stretching, L masked stretch script, L-RGB combination, histogramm, MT PS: color enhancement, remove gradients, histogram, curves, minimum filter, cosmetic correction on Rigel |
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