Great Hercules Cluster, M13

2016-08-26 / Image Details (Click on image to enlarge)

The Great Hercules Cluster is a globular cluster of about 300,000 stars in the constellation of Hercules.

"Is there anybody out there?"

Technical Details

LocationZollikerberg, Switzerland
CameraNikon DSLR 7100
TelescopeSkywatcher Quattro 8CF 200 DS Fibre OTA Newton Carbon
Special LenseSkywatcher Newtonian F4 Coma Corrector
MountSkywatcher AZ-EQ6, EQASCOM, Stellarium
AutoguidingLacerta MGEN2 (Autoguiding, Dithering und Camera Control)
Camera ControlDigicamcontrol (Focus, Camera Control)
Lights60 x 45s (45'), ISO-800, additional Biases, Flats and Darks
Stacking SoftwarePixinsight 1.8
Image ProcessingPixinsight 1.8