The Universal Stellar Mass-Stellar Metallicity Relation for Dwarf Galaxies

Article, Preprint English OPEN
Kirby, Evan N.; Cohen, Judith G.; Guhathakurta, Puragra; Cheng, Lucy; Bullock, James S.; Gallazzi, Anna;
(2013)
  • Publisher: IOP PUBLISHING LTD
  • Journal: ASTROPHYSICAL JOURNAL (issn: 0004-637X)
  • Publisher copyright policies & self-archiving
  • Related identifiers: doi: 10.1088/0004-637X/779/2/102
  • Subject: Astrophysics - Astrophysics of Galaxies | Astrophysics - Cosmology and Nongalactic Astrophysics
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics

We present spectroscopic metallicities of individual stars in seven gas-rich dwarf irregular galaxies (dIrrs), and we show that dIrrs obey the same massmetallicity relation as the dwarf spheroidal (dSph) satellites of both the Milky Way and M31: Z*σ M*0.30±0. 02 . The u... View more
  • References (162)
    162 references, page 1 of 17

    10[Fe/H] "

    namical simulations (e.g., Mayer et al. 2006; Gatto et al.

    Abazajian, K., Adelman-McCarthy, J. K., Agu¨eros, M. A., et al. 2004, AJ, 128, 502

    Abazajian, K. N., Adelman-McCarthy, J. K., Agu¨eros, M. A., et al. 2009, ApJS, 182, 543

    Akaike, H. 1974, IEEE Transactions on Automatic Control, 19, 716

    Akritas, M. G., & Bershady, M. A. 1996, ApJ, 470, 706

    Andrews, B. H., & Martini, P. 2013, ApJ, 765, 140

    Aparicio, A., Carrera, R., & Mart´ınez-Delgado, D. 2001, AJ, 122, 2524

    Armandroff, T. E., & Da Costa, G. S. 1991, AJ, 101, 1329

    Asplund, M., Grevesse, N., Sauval, A. J., Allende Prieto, C., & Kiselman, D. 2004, A&A, 417, 751

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