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Evolutionary Period Changes in ω Centauri!?

Published online by Cambridge University Press:  12 April 2016

Johanna Jurcsik
Johanna Jurcsik*
Affiliation:
Konkoly Observatory, P.O. Box 67, H-1525 Budapest, Hungary

Abstract

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The periods of most of the RRab stars in ω Centauri have increased during the past century at the same rate as evolutionary model calculations predict. This result raises the possibility that evolutionary changes in the periods are directly observed in this cluster.

Type
Part 3. Cepheids, RR Lyrae Stars, Distance Scales
Information
International Astronomical Union Colloquium , Volume 176: The Impact of Large-Scale Surveys on Pulsating Star Research , 2000 , pp. 254
Copyright
Copyright © Astronomical Society of the Pacific 2000

References

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