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Old 09-03-2009, 09:18 AM
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Geoff45 (Geoff)
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Join Date: Jul 2006
Location: Sydney
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Quote:
Originally Posted by peter_4059 View Post
The only theory I've come up with is the imaging OTA is flexing differentially to the guide scope as the object rises although I find this hard to believe.
That might explain why the direction of drift does not appear to be consistent from frame to frame.
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