Hercules Globular Cluster M 13
Date Taken: 4/22/2010
Equipment: 12.5" PlaneWave Telescope with Apogee U16M camera;
Exposures: RGB-35 min each, Lum-36 min. Processing: MaximDL and Photoshop
Messier 13 or M13 (also called the Hercules Globular Cluster) is a globular cluster of about 300,000 stars in the constellation of Hercules. It is about 25,000 light years away and is one of the largest clusters in the sky.
Hercules Globular ClusterM 13