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A Search for Spectroscopic Binaries in the Globular Cluster M4

Published online by Cambridge University Press:  01 September 2007

V. Sommariva ,
G. Piotto ,
M. Rejkuba ,
L. R. Bedin ,
D. C. Heggie ,
A. Milone ,
R. D. Mathieu  and
A. Moretti
V. Sommariva
Affiliation:
ESO, Karl-Schwarzschild-Str. 2, 85748 Garching, Germany email: [email protected]
G. Piotto
Affiliation:
Astronomy Department, Padova University, vic. Osservatorio 2, 35122 Padova, Italy
M. Rejkuba
Affiliation:
ESO, Karl-Schwarzschild-Str. 2, 85748 Garching, Germany email: [email protected]
L. R. Bedin
Affiliation:
Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD
D. C. Heggie
Affiliation:
School of Mathematics, University of Edinburgh
A. Milone
Affiliation:
Astronomy Department, Padova University, vic. Osservatorio 2, 35122 Padova, Italy
R. D. Mathieu
Affiliation:
Astronomy Department, University of Wisconsin-Madison, Madison, WI
A. Moretti
Affiliation:
Astronomy Department, Padova University, vic. Osservatorio 2, 35122 Padova, Italy
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Abstract

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We present preliminary results from an observational campaign aimed at the study of the binary fraction and binary radial distribution in Galactic globular clusters. In particular, we concentrate on the ongoing observational campaign for the search of spectroscopic binaries.

Keywords

binaries: spectroscopicglobular clusters
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 3 , Symposium S246: Dynamical Evolution of Dense Stellar Systems , September 2007 , pp. 277 - 278
Copyright
Copyright © International Astronomical Union 2008

References

Blecha, A., Cayatte, V., North, P., Royer, F. & Simond, G. 2000, SPIE, 4008, 467Google Scholar
Royer, F. et al. , 2002, SPIE 4847, 184Google Scholar