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The Vertical Structure of the Halo Rotation

Published online by Cambridge University Press:  22 December 2003

C. Boily ,
P. Patsis ,
S. Portegies ,
R. Spurzem ,
C. Theis ,
T. D. Kinman ,
C. Cacciari ,
A. Bragaglia ,
A. Buzzoni  and
A. Spagna
T. D. Kinman*
Affiliation:
NOAO, P.O. Box 26732, Tucson, Arizona 85726-6732, USA; NOAO is operated by the Association of Universities for research in Astronomy, Inc., under contract with the National Science Foundation
C. Cacciari
Affiliation:
INAF, Osservatorio Astronomico, Bologna, Italy
A. Bragaglia
Affiliation:
INAF, Centro Galileo Galilei, La Palma, Spain
A. Buzzoni
Affiliation:
INAF, Centro Galileo Galilei, La Palma, Spain
A. Spagna
Affiliation:
INAF, Osservatorio Astronomico, Torino, Italy
*
[email protected]
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Abstract

New GSC-II proper motions of RR Lyrae and Blue Horizontal Branch (BHB) stars near the North Galactic Pole are used to show that the Galactic Halo 5 kpc above the Plane has a significantly retrograde galactic rotation.

Type
Research Article
Information
European Astronomical Society Publications Series , Volume 10: JENAM 2002, Galactic & Stellar Dynamics , 2003 , pp. 115
Copyright
© EAS, EDP Sciences, 2003

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