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Candidate Brown Dwarfs in Orion OB1b

Published online by Cambridge University Press:  26 May 2016

W. H. Sherry ,
F. M. Walter  and
S. J. Wolk
W. H. Sherry
Affiliation:
Department of Physics & Astronomy, SUNY at Stony Brook, Stony Brook NY 11794–3800
F. M. Walter
Affiliation:
Department of Physics & Astronomy, SUNY at Stony Brook, Stony Brook NY 11794–3800
S. J. Wolk
Affiliation:
Center for Astrophysics, 60 Garden St., Cambridge MA 02138

Abstract

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We have photometrically identified eleven candidate brown dwarfs in 0.2 deg2 of the Orion OB1b association. This is consistent with a rising mass function down to ~0.06M⊙. Assuming the IMF of Kroupa (2002) this suggests a population of 40–200 brown dwarfs per deg2 (0.01M<0.075M⊙).

Type
Part 2. Observations of Recently Born Substellar Objects
Information
Symposium - International Astronomical Union , Volume 211: Brown Dwarfs , 2003 , pp. 123 - 124
Copyright
Copyright © Astronomical Society of the Pacific 2001 

References

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