Greg I have processed the data with tone mapping which can accentuate the dim stuff all the way down to the noise without blowing out the bright stuff.
This is a stretched version without tone mapping 6MB
http://d1355990.i49.quadrahosting.co...6334&6357N.jpg
With tone mapping 9MB
http://d1355990.i49.quadrahosting.co...C6334&6357.jpg
Animated gif to show the effect of tone mapping 5MB
http://d1355990.i49.quadrahosting.co...12_06/6334.gif
Bert