Object: M45 Optic: Skywatcher Esprit 100/550 Refractor Flattner: Skywatcher Esprit 100/550 Flattner Camera: Canon EOS 6D Exposures: total 3h, 46x4min @ ISO800, 67 Flatfields, 81 Bias, 0 Darks Control: APT-Tool Guiding: 8x50mm Finder, ASI120MM, PHD-Guiding Date: 2017-02-24, Kreben Pixinsight: BatchPreprocessingScript, STF-Stretch PS: Levels, ColorBalance, maskedHighPassSharping, CloneStamp, maskedMinimumFilter, Dynamik, HueSaturation CRAW: final tweaks |