Comet Catalina US10 meets M101
January 16, 2016


Instrument:  Canon 100 - 400L lens set for 200 mm f/5,
Platform:  Astrophysics AP1200 
Camera: Hutech Canon Xti at ISO 800
Exposure:  3 x 10m = 30m (+darks)
Location:  Payson, Arizona
Elevation:  5150 ft.
Sky:  Seeing  4/10, Transparency 8/10
Outside Temperature:  25F - Really bad frost!
Processing Tools:  Maxim DL, Photoshop CS2
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