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| Object:NGC6888 Crescent Nebula Optic: BA200 (200/584mm Newton f2.9) + Newtonmaster Correktor: ASA 2" 0,73x Camera: Moravian G2 8300 FW at -30°C Filter: Astrodon 31mm, 5nm H-Alpha, OIII Exposure summarized 5,7h: 22x8min H-Alpha, 21x8min OIII, 51xBias, 19xDark, 51xFlat Guiding: TS OAG + I-Nova PLA-Mx 310Kp Date: 7.10.2013, Zirndorf Preprocessing Pixinsight ImageCalibration, ImageIntegration (WinsorizedSigma 4.5/4.5), ImageRegistration, MaskedStretch Script, HistogrammTransformation, PixelMath Bicolor: R=Ha, G=0.25*Ha+ 0.75*OIII, B= OIII, StarMask, MT, unscharp Masking Processing PS Curves, selective Colors, Dynamic, Minimum Filter, 2x HighPass Sharping with soft light |
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