NGC253 The silver coin galaxy in LRGB colour. This galaxy in the constellation of Sculptor lies 11.4 million light years away.
ASI183mm Pro, GSO 10" F4 Newtonian, L=66x1m, R=78x1m, G=68x1m, B=73x1m. HEQ5 Pro guided with PHD2.
Bigger at Astrobin --->
https://astrob.in/367724/0/