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Steve Cooper | all galleries >> Galleries >> Nebula > BiColor Cone Nebula Ha + OIII
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BiColor Cone Nebula Ha + OIII

QSI 583ws Camera and Borg 77 ED telescope at f/4.3. Astrodon 3nm Ha and 0III filters.
AP 900 mount. SX Loadstar autoguiding camera.
10 X 20 min subs Ha + 5 X 25 min subs Ha @ -20. 9 X 20 min subs OIII @ -20.
Frames acquired with MaxIm DL 5, calibrated and combined in CCD Stack2. Processed in ImagesPlus 5.0 and PixInsight.
Stardust Ranch;
http://stardustranch.org/


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