I've been studying more on image processing and applied some of it to this image and got this alternate image of my recent M83. It holds up better under zooming in.
http://upload.pbase.com/gregbradley/...56547980/large
http://upload.pbase.com/gregbradley/...47980/original
The original version is here:
http://www.pbase.com/gregbradley/image/156443727/large
http://www.pbase.com/gregbradley/ima...43727/original
Which do you prefer?
Greg.