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April 20, 2014

Homework Help: Science

Posted by Sanjay on Sunday, December 2, 2012 at 8:28pm.

Express mass of the Earth in unit of M. Take ME = 6 x 1024kg. The apparent magnitude of the sun is £¡ 26.81 and that of another star is£¡1.81. How much brighter the sun is with respect to that star ?

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