(last update: 10/26/2014

M71

Object M71 Globular cluster in Sagitta
Date July 30, 2010
Exposure RGB 40:40:40 (cropped)
Camera STL11000M with Astronomik filters (water assisted cooling)
Telescope ASA 10N f/3.7 on AP900GTO CP3
Guiding External guide head with MiniBorg 50mm
Processing MaximDL, PhotoshopCS3,  GradientXterminator, AstroActions
Comments Warm but with moderate humidity, excellent transparnecy