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Old 20-03-2011, 03:46 PM
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TrevorW is offline
Join Date: Aug 2006
Posts: 6,995
Rob as there is a lot of dust in the region this could also be attributing to the blotchy effect you are seeing as per this example (not my work)

M 78 in Orion ASA N16 f 3,6 Ignacio de la Cueva, Spain
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