Hickson 51

Posted by dcrowson
on Sunday, April 30, 2023
Hickson 51 consists of seven galaxies located in Leo:

NGC 3651 (HCG 51a, UGC 6388, PGC 34898 and others). This one is located approximately 360 million light-years away.
IC 2759 (HCG 51b, PGC 34882 and others)
NGC 3653 (HCG 51c, PGC 34905 and others)
MCG+04-27-030 (HCG 51d, PGC 34907 and others)
MCG+04-27-027 (HCG 51e, PGC 34881 and others)
PGC 34899 (HCG 51f and others)
PGC 34901 (HCG 51g and others)

See the annotated image for the locations of these.

Luminance – 55x600s – 550 minutes – binned 1x1
RGB – 12x300s – 60 minutes each – binned 2x2

730 minutes total exposure – 12 hours 10 minutes

Imaged February 16th and March 23rd, 24th and 25th, 2023 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.

LRGB - https://www.flickr.com/photos/dcrowson/52860073330/sizes/l/
LRGB annotated - https://www.flickr.com/photos/dcrowson/52859861529/sizes/l/
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