M51

Skywatcher 20 cm Newt RGB 480 seconds

Sadly only 3 (!!) frames in blue,so a bit noisy...

an unfinished work,but I am pleased....

Some stars were injured during filming...

 

Lacks depth,but compares well to binned data seen here;

www.flickr.com/photos/daveh56/4307875160/

View Large On Black ?

 

Done