Blowdryer Galaxy or M100

As well as UGC7442, NGC4396, UGC7502 et al.

 

Skywatcher 190MN, NEQ6 mount, Altair Tri-|Band filter, ASI294MC Pro at -20C. 21 x 5 minute exposures (1 hour 45 minutes) at Gain 120, Offset 30, 50 dark frames, 50 flat fields and 50 dark flat frames.

 

Processed in Pixinsight Topaz denoise and Photoshop.

 

Collected between 23:11 and 0:51 on the 26th/27th of March, 2022.

Done