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Period Test for AA Serpentis

Volume 14 number 2 (1985)

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Nina Eisenman
Maria Mitchell Observatory,

Abstract

The Cepheid variable star AA Serpentis was studied on 598 Maria Mitchell Observatory plates. The new data were checked for deviations from the previously assigned period of 17.1412 days. The period remains the same, 17.14120 days ±0.00004, but a new epoch is offered.