Object: Object: NGC1491 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 Exposure: total 4h, Ha 13x8min, OIII 8x8min, SII 9x8min, 28x Dark, 81x Bias, 41x Flat per Channel Color: HOS and SHO Mount: Skywatcher AZ-EQ6, EQMod Capture: SGP (Sequencing, Autofocus, Dithering, FlatWizard) Guiding: QHY5L-II, PHD2 Date/Location: 2018-11-17, Zirndorf Image Processing: Pixinsight: BatchProcessingScript (Calibrate only), CosmeticCorrection, StarAlignment, ImageIntegration, DynamicBackgroundExtraction, HistogramTransformation, MaskedStretch, ChannelCombination Starnet from Nikita Misiura: Starless Image, Mask PS: NIK Dfine2 NoiseReduction, 4x SelectiveColors, HLVG, Ha as LuminanceLayer, 2x maskedDynamic, Levels |