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Old 16-02-2008, 03:34 PM
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Outbackmanyep
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Join Date: Oct 2006
Location: Walcha , NSW
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It's supposed to be around mag 12.0, nice stuff!

Tuttle is around mag 8, i doubt this is 9. If you actually defocussed a mag 12 star to the size of the coma of Q1, a defocussed mag 12 star should have same surface brightness as the comet in focus. According to the ephemeris it should be 12-ish.
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