I wanted to go deeper with vdB152 than my past image so I took a few nights to
collect lum and color data. Here is what I came up with:
http://www.tvdavisastropics.com/astr...s-1_0000ee.htm
I think I have invoked the law of diminishing returns. More time would mean less
as more of the background dust comes out making it harder to see the more
striking features.
Tom