Leo2.jpg
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Leo2.jpg
Title: Leo II, UGC 6253, MCG +4-27-5, DDO 93, PGC 34176
Optic: CA300 (300/1140mm Newton) + Newtonmaster (both homemade)
Corrector: Keller 3" Wynne
Filter: Baader 50mm LRGB
Camera: SBIG STL11000M C2 at -25°C
Mount: Vixen Atlux (old model)
Guiding: selfguiding
Exposures: L 28x4min ( 17 true L, 11x from RGB);
RGB 76:72:44min, subexposure 4min
29x Darks, 180x Bias, 33x Flat (green)
Location: 2015-04-21, Zirndorf, Germany
Processing
Pixinsight:
Image Calibration, CosmeticCorrection, StarAlignment, Image Integration, ChannelCombination, DBE, Masked-Stretch
Fitswork:
Hintergrund ebnen variabel
Pixinsight:
L-RGB Combination, SCNR, Crop, ImageAnnotation