Comet Catalina US10
in the morning sky
December 31, 2015
Lens: 12.5" f/5 Home made Newtoninan
Platform: Astrophysics AP1200
Camera: SBIG ST10XME CCD
Exposure: 20m L, 6mRGB - bin3x3
Location: Payson, Arizona
Elevation: 5150 ft.
Sky: Seeing 4/10, Transparency 6/10
Outside Temperature: 20F
Processing Tools: Maxim DL, Photoshop CS2
HOME GALAXIES EMISSION NEBS REFLECTION NEBS COMETS
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tawny dust fan is really evident here, pointing upward from the
teal coma. pointing to the left is the gas tail which I foud
also has plenty of dust in it near the head muting the blue coloration.
The bright half moon was a real problem with glare and ghosting!
It was difficult to keep the moon light out of the optical system.|