Also known as the "Fireworks Galaxy". The tenuous outer arms extend the diameter of the most visible part of the galaxy more than 50%

RCOS 20 inch, Paramount ME II, SBIG 11000

Luminance 24 X 20 minutes = 8 hours
Green and Red 12 x 15 min = 3 hours
Blue 14 X 17 min = 4 hours

PixInsight, CCDStack2, eXcalibrator