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A Century in Period Changes of the Variables in M15

Published online by Cambridge University Press:  12 April 2016

Katalin Barlai  and
B. Szeidl
Katalin Barlai
Affiliation:
Konkoly Observatory, H-1525 Budapest XII, Box 67, Hungary
B. Szeidl
Affiliation:
Konkoly Observatory, H-1525 Budapest XII, Box 67, Hungary

Abstract

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Period behaviour of 62 RR Lyrae stars in the M15 globular cluster has been investigated. About one half of the sample (30 stars) exhibited linear period change. The remaining 32 variables can be characterized by abrupt or erratic changes in their periods.

Type
Part 2. Poster Papers
Information
International Astronomical Union Colloquium , Volume 155: Astrophysical Applications of Stellar Pulsation , 1995 , pp. 387 - 388
Copyright
Copyright © Astronomical Society of the Pacific 1995

References

Bailey, S.I. 1919, Harvard Ann., 78, Part 3 Google Scholar
Barlai, K. 1989, Communication fron the Konkoly Observatory of the Hung. Acad. Sci., No. 92, Vol. 10, Part 6 Google Scholar
Jurcsik, J., & Barlai, K. 1990, in: Cacciari, C. & Clementini, G. (eds.), Confrontation between Stellar Pulsation and Evolution, ASP Conf. Ser., 11, p. 112 Google Scholar
Lee, Y.W. 1991, ApJ, 367, 524 Google Scholar
Smith, H.A., & Sandage, A. 1981, ApJ, 86, 1870 Google Scholar
Sweigart, A.V., & Renzini, A. 1979, A&A, 71, 66 Google Scholar