John Bishop

m51RCF8-iso800-300sec

m51RCF8-iso800-300sec

Photographer :John Bishop
Title :M51
Camera :CDS-600D
Location : Beeville, TX, USA
Date :3/15/2013
400 mm F8.4 RC scope with CDS600D. Stack of nine 300 sec frames and six 600 sec frames, iso 800 acquired, calibarted and stacked with Maxim DL and processed in Photoshop