NGC6992-HaR-OIIIG-B .jpg
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NGC6992-HaR-OIIIG-B .jpg
Object: NGC6992 Cirrus Loop
Optic: CA300 (300/1200mm Newton f4), Keller 3" Wynne Corrector
Mount: Skywatcher EQ8
Camera: ZWO ASI6200MM Pro @-10°C, Gain=100, Offset=50
Filter: Baader CMOS RGB, H-Alpha 6.5nm, OIII 6.5nm
Exposure: total 4.4h, Ha 16x4min, OIII 10x4min, R 14x4min, G 13x4min, B 13x4min,
188xBias, 41x Darks, 41x Flat per Channel
Capture: INDILib, INDIStarter, CCDCiel (Sequencing, Autofocus, Dithering, AutomaticFlat)
Guiding: ZWO M68 OAG, QHY5L-II, PHD2, EQMOD
Date1/Location1: 2021-09-03, Zirndorf
Image Processing:
PI:
WeightedBatchPreprocessingScript, ChannelCombination, DBE, maskedStretch,
arcsinhStretch, PhotometricColorCorrection, Starnet
PS:
maskedMinimumfilter, maskedLevels, lightingLayer OIII, clippingMaskCurves,
clippingMaskColorbalance, lightlingLayer Ha, Curves
Observer: Thomas Jäger, www.starhopper.eu