SH2-91-east.jpg
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SH2-91-east.jpg
Object: Sh2-91 (part)
Optic: CA300 (300/1200mm Newton f4), TS Coma Corrector Maxfield
Mount: Skywatcher EQ8
Camera: ZWO ASI2600MC Pro @-10°C, Gain=100, Offset=50
Filter: Optolong L-eXtreme Dualband-Filter
Exposure: total 6h, 90x4min, 180xBias, 41x Darks, 51x Flat
Color: osc
Capture: INDILib, INDIStarter, CCDCiel (Sequencing, Autofocus, Dithering, AutomaticFlat)
Guiding: 8x50 Finder, ASI120MM-S, PHD2
Date/Location: 2020-08-08, Zirndorf
Image Processing:
PI:
WeightedBatchPreprocessingScript, DBE, HistrogramTransformation, MaskedStretch
PS:
maskedMinimumFilter, Curves, SelectiveColors, 2xmaskedDynamic
Observer: Thomas Jäger, www.starhopper.eu