Object:M27 Dumbbell Nebula Optic: NON1000 (200/1000mm Newton f5), GPU Corrector Mount: Skywatcher AZ-EQ6 Camera: ZWO ASI 1600MM-C @ -20°C, Gain 75, Offset 15 Filter: ZWO EFW 7x36mm, Baader 36mm Filter Exposure: total 7h, Ha 43x4min, OIII 27x4min, R 23x2min, G 23x2min, B 23x2min 327xBias, 48x Darks(2min:4min), 31x Flat(Ha:OIII:L:R:G:B) Color: Ha-OIII,RGB Capture: SGP (Sequencing, Autofocus, Dithering, FlatWizard) Guiding: TS-OAG 9mm, ASI120MM, PHD2 Date1/Location1: 2017-08-13, Zirndorf Date2/Location2: 2017-08-14, Zirndorf Date3/Location3: 2017-08-20, Austria Date4/Location4: 2017-08-21, Austria Image Processing: Pixinsight: BatchPreprocessingScript (calibrate only), CosmeticCorrection, StarAlignment, Blink, ImageIntegration, ChannelCombination, DBE for RGB, PhotometricColorCalibration*, STF, MaskedStretch, HT-Stretch, HDRMultiscaleTransform, NBRGB Script PS: ColorBalance, Levels, ShadowsAndHighlights, MinimumFilter, maskedSoftLight, maskedScreen, maskedDynamic, HighPassSharping, SelectiveColors, ColorBalance |