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Steve Cooper | all galleries >> Galleries >> Galaxies > M101 The Pinwheel Galaxy Wide Field
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M101 The Pinwheel Galaxy Wide Field

QSI 583ws Camera and Borg 77 ED telescope at f/4.3. AP 900 mount. SX Loadstar autoguiding camera. Astrodon LRGB filter set. 13 X 20 min Lum, 5 X 15 min Red, 5 X 15 min Green, and 13 X 15 min Blue. Bin 1X1.
Sensor temp @ -20 deg. Frames acquired with MaxIm DL 5, calibrated and combined in CCD Stack2. Final processing in ImagesPlus 5.0.
Stardust Ranch, Okeechobee
http://stardustranch.org/


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