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Basic observation of a star is how bright it appears. This brightness is known as the star's
Basic observation of a star is how bright it appears. This brightness is known as the star's apparent magnitude.
Expert answered|t.campos17|Points 154|
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Asked 10/31/2017 9:01:24 AM
Updated 10/31/2017 9:25:54 AM
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Edited by yumdrea [10/31/2017 9:25:49 AM]
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Added 10/30/2017 6:09:31 PM
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