Saturday, September 12, 2009

Double Cluster

William Optics M110 + 0.8x + Astronomik CLS
Canon 40D, 18 180-sec exposures, ISO200, f/5
Sirius Mount guided with Orion Autoguider on Borg 45ED
warm and humid Streamwood, IL
Posted by at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)