Quote:
Originally Posted by ghsmith45
I've been doing a little reading. In theory you photograph a star like the sun (G2v) of which there are lists. I think it should show equal amounts of RGB, since it is, by definition, white. If not, then the difference gives you info on how to adjust exposure weights for R, G and B
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Here is a link to a site that explains it quite well.
http://www.woodlandsobservatory.com/...ur_imaging.htm