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| Object: M51 Whirlpool Galaxy Optic: CA300 (300/1200mm Newton f4), GPU Corrector Mount: Skywatcher EQ8 Camera: ZWO ASI 183MM-C @ -20°C, Gain=53, Offset=10 Filter: ZWO EFW 7x36mm, Baader 36mm Filter Exposure: total 4.1h, L 16x4min + 15x4min from RGB, R 15x4min, G 16x4min, B 15x4min 183xBias, 51x Darks, 41x Flat per channel Color: LRGB Date/Location: 2020-05-21, Zirndorf Capture: INDI Lib, INDI Starter, CCDCiel (Sequencing, Autofocus, Dithering, AutomaticFlat), EQMODGUI, ASTAP Guiding: TS-OAG 9mm, ASI120MM, PHD2, EQMOD Image Processing: PI: BatchPreprocessingScript, Blink, CosmeticCorrection, StarAlignment, ImageIntegration, ChannelCombination, DBE, ArcSinhStretch, MaskedStretch, BackgroundNeutralization PS: maskedBlend of two RGB images (maskedStreched and arcsinhStretch), LuminanceLayer with a arcsinhStretch image, maskedLuminance Layer with a maskedStretch image, Levels, 2x maskedHighPassSharping, maskedDynamic, masked NIK Define2 Noise Reduction, maskedLevels, 2x masked UnsharpMasking, maskedSelectiveColors |
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