Thread: SEB dark spot?
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Old 13-11-2010, 01:22 PM
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chrisp9au (Chris)
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chrisp9au is offline 		 
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Location: Clifton Springs, Victoria
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Quote:
Originally Posted by bartman View Post
Just curios what does 'CM' mean?
Bartman
Not sure but I think it means Central Meridian, ie the time that a feature crosses the CM.

Cheers
Chris
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