The Binary Fraction of Stars in Dwarf Galaxies: The Case of Leo II

The Binary Fraction of Stars in Dwarf Galaxies: The Case of Leo II

We combine precision radial velocity data from four different published works of the stars in the Leo II dwarf spheroidal galaxy. This yields a data set that spans 19 years, has 14 different epochs of observation, and contains 372 unique red giant branch stars, 196 of which have repeat observations....

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Bibliographic Details
Main Authors: Spencer, Meghin E., Mateo, Mario, Walker, Matthew G., Olszewski, Edward W., McConnachie, Alan W., Kirby, Evan N., Koch, Andreas
Other Authors: Univ Arizona, Steward Observ
Language:en
Published: IOP PUBLISHING LTD 2017
Subjects:
binaries: general
galaxies: dwarf
galaxies: individual (Leo II)
galaxies: kinematics and dynamics
Online Access:http://hdl.handle.net/10150/624447
http://arizona.openrepository.com/arizona/handle/10150/624447

Internet

http://hdl.handle.net/10150/624447
http://arizona.openrepository.com/arizona/handle/10150/624447

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