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Old 15-12-2015, 08:27 PM
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alpal
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Join Date: Jan 2012
Location: Melbourne
Posts: 2,809
Here is a picture showing the difference in binning.
I found that I had to bin at 2x2 & expose for 900 seconds to get any of the spiral arms to show up on NGC 300.
I use a KAF8300 sensor with a 10" f4 Newt.

The final LRGB picture is here:
https://www.flickr.com/photos/247194...in/photostream


cheers
Allan
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