Abell 21, the Medusa Nebula by Steve Cooper

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Abell 21, the Medusa Nebula

SBIG STL 6303 camera / FW8 / MOAG / RGH / AO-L and Deep Sky RC10C telescope.
Astrodon 3nm Ha filter. AP 1200 mount.
19 X 30 min subs 1X1 @ -30.
Frames acquired with MaxIm DL 5, calibrated in CCD Stack2, and processed with PixInsight.
Stardust Ranch, Okeechobee FL
http://stardustranch.org/

other sizes: small medium large original auto

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