April 13, 2018M 13 Globular cluster Scroll down to content Another small project, with many more frames to add. The great M 13 globular cluster, and the small galaxy NGC 6207. TS APO 115mm F/7, ASI 1600MM, no filter. 117 frames, each a 30 sec exposure. Share this:TwitterFacebookLike this:Like Loading... Related Published by maxpho An amateur...photographer, astronomer, entomologist...just an amateur ;) View all posts by maxpho