Thread: sidereal speed?
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Old 12-04-2005, 10:57 PM
syzygy
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Join Date: Mar 2005
Location: Kingsley, WA
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The sidereal day is 3 minutes 56 seconds shorter than the mean solar day (clock time). The moon is much slower. It's own motion moves it a degree east every 2 hours.

Regards,
Chris
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