M51 Whirlpool , Μ51Β galaxies
Distance: 31 Mly
ASI224MC, behind L-Pro filter, prime focus through Skywatcher Explorer 130P-DS OTA, on Skywatcher EQ6R PRO Synscan GOTO mount, guided by ASI 120MC-S
301 stacked frames x 30 sec from ASI Deep Sky Imaging, edited in DeepSkyStacker