NGC 7640 - UGC 12554

Posted by dcrowson
on Saturday, September 4, 2021
NGC 7640 (UGC 12554, PGC 71220 and others) is a large spiral located approximately 27.5 million light-years away in Andromeda.

Luminance – 25x600s – 250 minutes – binned 1x1
RGB – 8:8:9x300s – 40:40:45 minutes each – binned 2x2

375 minutes total exposure – 6 hours 15 minutes

Imaged August 9th, 11th, 18th and 19th and September 3rd, 2021 from Dark Sky New Mexico at Rancho Hidalgo (Animas, New Mexico) with a SBIG STF-8300M on an Astro-Tech AT12RCT at f/8 2432mm.

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