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NGC 6888 Crescent Nebula

Started by Dennis Persyk, 10/11/2003 10:49PM
Posted 10/11/2003 10:49PM Opening Post
My image of the Crescent Nebula is at
http://home.att.net/~dpersyk/new.htm

MX 716 camera on NP101, 4-inch refractor at f/5.4. 61 x 90 second unguided image stack.

I have processed and processed but just can’t seem to bring out the nebulosity in this subject. I assume the 1/3 moon present during the acquisition is responsible for the weak looking nebulosity. Usually 1 1/2 hour’s worth of acquisition yields a better image for me than this one. Perhaps also the Crescent is a tougher target than most.

Clear skies,

Dennis Persyk
Igloo Observatory Home Page http://dpersyk.home.att.net
Hampshire, IL
Posted 10/12/2003 02:13AM #1
Hey, this is a very nice attempt!! I think this is one of the very hardest objects to get a descent image of. I am starting to believe that you almost don't have a prayer unless you have dark skies and minimun of 1 hour worth of both luminance and H-Alpha. Anyways, I'd keep the raw images and take a few more hours worth and see what you get...
Don't give up!!!!!!
Chris Woodruff
www.ccwoodruff.com