SIMBAD references

1988JAVSO..17...17R - J. Am. Assoc. Variable star obs., 17, 17-19 (1988/June-0)

Period refinement for AP Canum Venaticorum.

RUDNER D.Z. and McDUFFIE M.

Abstract (from CDS):

The RR Lyrae variable AP CVN was examined for period changes in the interval 1964-1987 on plates taken at the Maria Mitchell Observatory. There is no evidence for period change in the interval. Revised linear elements are: JD(max)= 2443812.358 + 0.5746399 N.

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Journal keyword(s):

Simbad objects: 1

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