Arp 58, part of the ‘Spiral Galaxies with Small, High Surface Brightness Companions on Arms,’ consists of:
UGC 4457 (PGC 23935, VV 413 and others), the spiral with loose arms
PGC 23937 (2MASS J08320053+1912058 and others), the small companion on south of UGC 4457
These are located in Cancer a couple of degrees from M44.
There are a couple more interesting galaxies:
PGC 4571629 (SDSS J083129.83+191455.2) – a mag 18.6 (g) galaxy to the right (west) of UGC 4475
PGC 4168240 (WISEA J083131.00+192042.3) – a mag 17.5 (g) (flat?) galaxy near the top of the frame above PGC 4571629
Luminance – 24x600s – 240 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2
360 minutes total exposure – 6 hours
Imaged February 15th and 16th and March 12th, 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/52753865688/sizes/l/