John Bishop/M51 April 5, 2012/in User Gallery /by liyun Photographer: John Bishop , USA Borg 101mmF4.1 scope ISO1600, 600sec , Astro40D processed in MaximDL and Photoshop http://www.centralds.net/cam/wp-content/uploads/2012/04/m51_bs.jpg 404 629 liyun http://www.centralds.net/cam/wp-content/uploads/2020/02/c-logo5.png liyun2012-04-05 07:46:532012-04-05 07:46:53John Bishop/M51