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The Period Behavior of Three RR Lyrae Variables in Coma Berenices

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Diane Gilmore

Maria Mitchel Observatory, Nantucket, MA 02554

 

Abstract

 

Three stars from a Lick RR Lyrae survey were studied on plates of the Maria Mitchell Observatory. The periods of two stars, DV and CD Com, were revised. The period of the other, CK Com, was found to have had two changes during the interval 1964-1979.

 

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