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The Variable Stars in NGC 6229

Published online by Cambridge University Press:  12 April 2016

J. Borissova
Affiliation:
Institute of Astronomy, Bulgarian Academy of Sciences, 72 Tsarigradsko Chaussée, BG-1784 Sofia, Bulgaria
T. Valchev
Affiliation:
Institute of Astronomy, Bulgarian Academy of Sciences, 72 Tsarigradsko Chaussée, BG-1784 Sofia, Bulgaria
M. Catelan
Affiliation:
Hubble Fellow, University of Virginia, Department of Astronomy, P.O. Box 3818, Charlottesville, VA 22903, USA
F. R. Ferraro
Affiliation:
Osservatorio Astronomico di Bologna, Via Ranzani 1, I-40127 Bologna, Italy
A. V. Sweigart
Affiliation:
NASA Goddard Space Flight Center, Laboratory for Astronomy and Solar Physics, Code 681, Greenbelt, MD 20771, USA

Abstract

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We present results of a variability survey in the outer-halo globular cluster NGC 6229. Our main goal is to shed light on the origin of the bimodal horizontal branch (HB) of this cluster.

Type
Part 3. Cepheids, RR Lyrae Stars, Distance Scales
Copyright
Copyright © Astronomical Society of the Pacific 2000

References

Jurcsik, J. & Kovács, G. 1996, A&A, 312, 111 Google Scholar