Thread: Jupiter 20-07-08 GRS + Io's shadow Transit.
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Old 21-07-2008, 01:13 PM
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AlexN
Widefield wuss

AlexN is offline 		 
Join Date: Mar 2008
Location: Caboolture, Australia
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I see.... I'll look into it once i get the 12"

The half rings I assume are no where near as rigid or stable... especially when pointing to or near zenith i would imagine....
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