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Stellar Populations of the Galactic Disk: Metallicity Distribution and Kinematics
- Source :
- Open Astronomy, Vol 12, Iss 4, Pp 539-546 (2003), Baltic astronomy, 2003, vol. 12, no. 4, p. 539-546
- Publication Year :
- 2003
- Publisher :
- De Gruyter, 2003.
-
Abstract
- Metallicities and distances have been determined from Vilnius photometry for an in situ sample of nearly 650 stars in eight proper-motion fields at high Galactic latitudes. For half of these stars, radial velocities have been measured with the CORAVEL spectrometer, which allowed us to derive spatial velocities and Galactic orbits. In this contribution we present a status report on our results for the stellar content of the Galactic disk, with emphasis given to specific aspects of distinguishing the thick-disk stars from the old thin-disk population.
- Subjects :
- stars
Stellar kinematics
Young stellar object
Metallicity
Astronomy
QB1-991
Astrophysics
Kinematics
Astrophysics::Cosmology and Extragalactic Astrophysics
Astrophysics::Solar and Stellar Astrophysics
Disc
Astrophysics::Galaxy Astrophysics
Physics
abundances
solar neighborhood
Stellar collision
Stellar atmosphere
stellar populations
Astronomy and Astrophysics
Proper-motion stars
Metal-poor stars
Thick disk
Galaxy
Photometry
Sample
Field
Solar neighborhood
Stellar populations
Space and Planetary Science
kinematics
Astrophysics::Earth and Planetary Astrophysics
galaxy
Distribution (differential geometry)
Subjects
Details
- Language :
- English
- ISSN :
- 25436376 and 13920049
- Volume :
- 12
- Issue :
- 4
- Database :
- OpenAIRE
- Journal :
- Open Astronomy
- Accession number :
- edsair.doi.dedup.....a8366d15c6931f13ab7f5b117d21cccc