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eJAAVSO

A Recent Photoelectric Minimum of RZ Cassiopeiae

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Arthur J. Stokes

Hudson, Ohio

 

Abstract

 

RZ Cassiopeiae (HD 17138 (A2); alpha= 2h 39m53s, delta= +6913' (1900) is an Algol type eclipsing binary star with a period of 1.195d. Changes in its period in the past two decades have made it an interesting object to observe for further possible changes.

 

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