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eJAAVSO

PZ Aquilae: Period Changes in a Population II Cepheid

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Derek Wallentinsen

Maria Mitchell Observatory, Nantucket, MA 02554

 

Abstract

 

The photometric behavior of the galactic variable PZ Aquilae is examined during the fifty years 1934 - 1983. Using photographic observations from the Maria Mitchell Observatory, two intervals of constant period were found. The current period is 8.7546 days.

 

Link to ADS abstract, article and citation information

 
 
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