M92 Globular Cluster in Hercules
Air was very calm and clear except to the south.
Irvine Lake airstrip, Ontario; November 11 2009, 6:40 PM; T=0 C, seeing excellent. 200mm lens at f/3.5, ISO 800, on unmodified Canon XSi; unguided; 1x5 minutes.
M92 Globular Cluster in
Hercules
Air was very calm
and clear except to the south.
Irvine Lake airstrip, Ontario; November 11 2009, 6:40 PM; T=0 C, seeing excellent. 200mm lens at f/3.5, ISO 800, on unmodified Canon XSi;
unguided; 1x5 minutes.