Object: Sh2-157 Optic: BA200 (200/584mm Newton f/2.9) + Newtonmaster, ASA 0,73x Newton Coma Corrector Camera: Moravian G2 8300 @-20°C, EFW-2S-10, Moravian OAG Filter: Baader 36mm Filter, Ha, OIII, SII Exposure summarized 18,5h: 57x8min Ha, 46x8min OIII, 36x8min SII, 7x2min R, 7x2min G, 7x2min B, 121xBias, 24xDark, 51x Ha-Flat, 51x OIII-Flat Guiding: QHY5L-II, PHD2 Color: R = 0.24*SII + Ha G = OIII B = OIII+0.15*Ha Date1/Location: 2015-10-31, Zirndorf Date2/Location: 2015-11-01, Zirndorf Date3/Location: 2015-11-02, Zirndorf Workflow: ImageCalibration, CosmeticCorrection, ImageRegistration, MaskStretch, HistogramTransformation, BiColor Combination with Pixelmath, LRGB with Ha as L, StarMask, MorphologicalTransformation, MLT, ColorSaturation PS: Starremoval, SoftLight, Screen, Blend of RGB Stars, Levels, masked HighPass Sharping, HueSaturation, unsharpMasking, Levels |