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Old 18-02-2007, 09:55 PM
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CometGuy
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Join Date: Feb 2005
Location: Brisbane
Posts: 942
This is 6 x 30 second stack from tonight greatly contrast stretched. Modified 300D + Sigma 17-70 lens set at f2.8 + ISO400 mounted on tripod and individual frames aligned using IRIS. Light pollution gradient also removed in IRIS, then I cropped image and converted to B+W. Note the faintest extension of the tail curves up to the SMC in the left hand upper corner. Thats 20 degrees still! Coma estimated as mag 5.1 in binoculars so its still got a bit of life left in it.
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