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  #1  
Old 02-08-2009, 09:31 AM
solissydney (Ken)
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Jupiter and Moons
Who can explain this (double Moon) shadow? taken, using 5 mm eyepiece projection, with a Canon SLR.
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Old 02-08-2009, 09:56 AM
bird (Anthony Wesley)
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Camera shake? Maybe vibration from the shutter?

Do you have an electronic shutter option? Mechanical shutters will cause a lot of vibration, just as you see here.

cheers, Bird
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Old 02-08-2009, 12:44 PM
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scarper (Mart)
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Looks like dust to me??
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Old 02-08-2009, 01:01 PM
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Lumen Miner (Mitchell)
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How long was the exposure?
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Old 02-08-2009, 01:11 PM
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DavidU (Dave)
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Looks like dust to me
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Old 02-08-2009, 01:57 PM
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bkm2304 (Richard Brown)
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My God! Another impact!!!!!!
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