> http://www.schursastrophotography.com/xtiastro/winton08-5.html > > Comments? Chris, In your deep image, it appears that the northern edge of the Zodiacal light (left on the image) is sharply defined, but the southern edge is diffuse. Your image shows that the Zodiacal light is not symmetrical about the ecliptic. I wonder what the explanation for the asymmetry is. Tom -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.