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QSI 583ws Camera and Borg 77 ED telescope at f/4.3. Astrodon 3nm filter.
AP 900 mount. SX Loadstar autoguiding camera.
12 X 20 min subs Ha @ -15.
Frames acquired with MaxIm DL 5, calibrated and combined in CCD Stack2. Final processing in ImagesPlus 5.0.
Stardust Ranch;
http://stardustranch.org/