Globular cluster M5
This was low in the sky, and hanging close to Ottawa in the SE, but the air was clear so not too much LP.
Bootland Farm, Ontario (yellow LP zone); April 11, 2010, 11:30 PM - 1:00 AM; T=0 C, seeing good.
120mmED at f/7.5, Canon XSi; Hutech LPS filter; autoguided.
ISO800, 4x10 minutes.
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