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Old March 17th, 2008, 07:57 PM   #5 (permalink)
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alvin
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Join Date: May 2007
Posts: 7
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I made a more detailed post about it here :)

Messier 20, 83, NGC 5128 - LightBuckets.com

Maybe you may want to adjust the levels to eliminate noise and darken the area around Cent A?