The first satellite of Jupiter
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A. E. Douglass
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Article
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1898
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John Wiley and Sons
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English
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Assigning weights equal to the product of the total interval in minutes multiplied by the number Of intervals, gives Mean rate of rotation 22" per hour Mean period 16.4 hours. ## Band 146. As the observations of markings were not continuous through great lengths of time, they were not sufficient