Berkeley 53 is a trumpler (https://en.wikipedia.org/wiki/Trumpler_classification) class III 2 m open cluster located approximately 10,100 light-years away in Cygnus. More information can be found in a paper here - https://arxiv.org/abs/0908.2950.
Luminance – 12x300s – binned 1x1 – 60 minutes
RGB – 8x180s – 24 minutes each – binned 2x2
132 minutes total exposure – 2 hours 12 minutes
Imaged September 3rd and 4th, 2019 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/48684044968/sizes/l