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M-Dwarf Multiplicity Rate in the Solar Vicinity

Published online by Cambridge University Press:  26 May 2016

L. Marchal ,
X. Delfosse ,
T. Forveille ,
D. Ségransan ,
J. L. Beuzit ,
S. Udry ,
C. Perrier ,
M. Mayor  and
J.-L. Halbwachs
L. Marchal
Affiliation:
Laboratoire d'Astrophysique de Grenoble, France
X. Delfosse
Affiliation:
Laboratoire d'Astrophysique de Grenoble, France
T. Forveille
Affiliation:
Canada-France-Hawaii Telescope Corp., Hawaii
D. Ségransan
Affiliation:
Observatoire de Genève, Switzerland
J. L. Beuzit
Affiliation:
Laboratoire d'Astrophysique de Grenoble, France
S. Udry
Affiliation:
Observatoire de Genève, Switzerland
C. Perrier
Affiliation:
Laboratoire d'Astrophysique de Grenoble, France
M. Mayor
Affiliation:
Observatoire de Genève, Switzerland
J.-L. Halbwachs
Affiliation:
Observatoire astronomique de Strasbourg, France

Abstract

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We present results based on a 6 year survey of a solar vicinity M-dwarf sample. We have obtained their multiplicity rate and orbital elements for the binaries. Such results could give us keys for a better understanding of stellar formation.

Type
Part 6. Searches for Substellar Companions
Information
Symposium - International Astronomical Union , Volume 211: Brown Dwarfs , 2003 , pp. 311 - 312
Copyright
Copyright © Astronomical Society of the Pacific 2001 

References

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