Starlight Xpress SXV-H9,2.77 arc-sec/pixel Stellarvue Nighthawk at f/6.1 piggybacked on STV-guided LX200 at 1575 mm. Astronomik 13 nm H-alpha filter, 12 x 900 seconds, unbinned 1x1. Acquired with Astroart 3.0, aligned in AIP4WIN ver 1, sigma combined in Ray Gralak's pre-beta 11.
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