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Old 20-08-2019, 06:35 AM
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The_bluester (Paul)
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The_bluester is offline
 
Join Date: Feb 2011
Location: Kilmore, Australia
Posts: 3,342
I use an OAG with my little ED72 and have never failed to find a guide star. Personally I reckon if you have the backfocus to use one over a guidescope they really are the way to go.
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