Here's a new m51 HaLRGB image using 17.5 hours of DSW (NM) data. Last time I shot this (most?) beautiful target was in 2014 and, unfortunately, I'm not sure if this one improved on that:
Focus has been tweaked, per Michael's suggestion below.
Hope you enjoy.
Edited by jeffweiss9, 26 February 2021 - 02:55 PM.