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The stellar metallicity distribution in intermediate-latitude fields

Published online by Cambridge University Press:  17 July 2013

Xiyan Peng ,
Cuihua Du  and
Zhenyu Wu
Xiyan Peng
Affiliation:
National Astronomical Observatories, Chinese Academy of Sciences 100012, Beijing, China email: pengxiyan12@gmail.com
Cuihua Du
Affiliation:
College of Physical Sciences, University of Chinese Academy of Sciences 100049, Beijing, China
Zhenyu Wu
Affiliation:
National Astronomical Observatories, Chinese Academy of Sciences 100012, Beijing, China email: pengxiyan12@gmail.com
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Abstract

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Based on BATC and SDSS photometric data, we adopt the spectral energy distribution (SED) fitting method to evaluate stellar metallicities in the Galaxy. We find that the mean metallicity shifts from metal-rich to metal-poor with the increase of distance from the Galactic Centre.

Keywords

Star: abundancesGalaxy: discGalaxy: formationGalaxy: haloGalaxy: structure.
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 8 , Symposium S295: The intriguing life of massive galaxies , August 2012 , pp. 319
Copyright
Copyright © International Astronomical Union 2013 

References

Du, C.-H., Zhou, X., Ma, J., Shi, Y. R., Chen, A. B. C., Jiang, Z. J., & Chen, J. S. 2004, AJ, 128, 2265Google Scholar
Lejeune, T., Cuisinier, F., & Buser, R. 1997, AAS, 125, 229Google Scholar
Peng, X. H., Du, C.-H., & Wu, Z. H. 2012, MNRAS, 422, 2756CrossRefGoogle Scholar