starlight xpress SXV-H9,2.75 arc-sec/pixel Stellarvue Nighthawk at f/6 piggybacked on STV-guided LX200 at 1,575 mm. Astronomik clear Type II IR-blocked filter and Lumicon DSF, 19 x 840 seconds, unbinned 1x1. Sigma combined in Ray Gralak's pre-beta 11, acquired with Astroart 3.0, aligned and gradients removed in AIP4WIN ver 1.
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