Milkyway:
NGC891 edge on galaxy in Andromeda 17 January 2017
William Optics 90mm Megrez APO @ F4.98 (f:448 mm), 3.41"/pixel 1.94 by 1.94 deg. with Tele Vue TRF-2008 0.8 red./flat., SBIG ST-4000XCM -25C 4h30min (54x300sec).
Light travel time: 40 mill years.
Processing: CCDSoft, Astroart 5.0.
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