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Anomalous Pulsation of Field RR Lyrae Variables: Photometric and Spectroscopic Study of CM Leo, BS Com, and CU Com

Published online by Cambridge University Press:  12 April 2016

A. Bragaglia ,
G. Clementini ,
L. Di Fabrizio ,
S. Di Tomaso ,
R. Merighi ,
M. Tosi ,
I. Evans ,
C. Sneden ,
R. Wilhelm  and
H. Smith
A. Bragaglia
Affiliation:
Osservatorio Astronomico di Bologna, via Ranzani 1, I-40127 Bologna, Italy
G. Clementini
Affiliation:
Osservatorio Astronomico di Bologna, via Ranzani 1, I-40127 Bologna, Italy
L. Di Fabrizio
Affiliation:
Osservatorio Astronomico di Bologna, via Ranzani 1, I-40127 Bologna, Italy
S. Di Tomaso
Affiliation:
Osservatorio Astronomico di Bologna, via Ranzani 1, I-40127 Bologna, Italy
R. Merighi
Affiliation:
Osservatorio Astronomico di Bologna, via Ranzani 1, I-40127 Bologna, Italy
M. Tosi
Affiliation:
Osservatorio Astronomico di Bologna, via Ranzani 1, I-40127 Bologna, Italy
I. Evans
Affiliation:
Department of Astronomy and McDonald Observatory, The University of Texas at Austin, TX, USA
C. Sneden
Affiliation:
Department of Astronomy and McDonald Observatory, The University of Texas at Austin, TX, USA
R. Wilhelm
Affiliation:
Department of Astronomy and McDonald Observatory, The University of Texas at Austin, TX, USA
H. Smith
Affiliation:
Michigan State University, Dept. of Physics & Astronomy, East Lansing, MI, USA

Abstract

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We present results on three presumed “anomalous” RRab stars: one is found to be an RRc variable, and the two others need further study.

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. 271 - 272
Copyright
Copyright © Astronomical Society of the Pacific 2000

References

Castellani, V., Maceroni, C., & Tosi, M. 1983, A&A, 128, 64 Google Scholar
Clementini, G., Tosi, M., Bragaglia, A., Merighi, R., & Maceroni, C. 1995, MNRAS, 275, 929 Google Scholar