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SWAN: DSLR vs. Astrograph/Cooled CCD

Started by Dennis Persyk, 10/30/2006 05:48PM
Posted 10/30/2006 05:48PM Opening Post
I imaged C/2006 M4 SWAN with my Canon 20D and EF 75-300 mm lens at f/8 and my E-160 f/3.3 6-inch astrograph with SXV-H9 for similar times. I was quite surprised at the results! The DSLR subs were 19 x 2 minutes while the cooled CCD’s were 19 x 1 minute – but the cooled CCD was binned 2x2.

I used simple JPGs rather than RAWs with the DSLR so my imaging technique is not optimal. I haven’t figured out how to use the Canon software to download RAWs yet.

Images and simulated refractor and binocular eyepiece views at
http://home.att.net/~dpersyk/new.htm

Thank you for visiting my site.

Clear skies,

Dennis Persyk
Igloo Observatory Home Page http://dpersyk.home.att.net
Hampshire, IL

New Images http://home.att.net/~dpersyk/new.htm