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Research

Dr Andreas Koch

Formerly at Lancaster University

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  1. Published

    A differential chemical element analysis of the metal-poor globular cluster NGC 6397

    Koch, A. & McWilliam, A., 19/07/2011, In: The Astronomical Journal. 142, 2, 13 p., 63.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  2. Published

    Chemical abundances for the outer halo cluster Pal 4 from co-added high-resolution spectroscopy

    Koch, A. & Côté, P., 07/2010, In: Astronomy and Astrophysics. 517, 15 p., A59.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  3. Published

    A differential chemical abundance scale for the globular cluster M5

    Koch, A. & McWilliam, A., 22/04/2010, In: The Astronomical Journal. 139, 6, p. 2289-2299 11 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  4. Published

    A statistical analysis of the late-type stellar content in the Andromeda Halo

    Koch, A. & Rich, R. M., 21/04/2010, In: The Astronomical Journal. 139, 6, p. 2279-2288 10 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  5. Published

    All quiet in the outer halo: chemical abundances in the globular cluster Pal 3

    Koch, A., Côté, P. & McWilliam, A., 11/2009, In: Astronomy and Astrophysics. 506, 2, p. 729-743 15 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  6. Published

    Complexity in small-scale dwarf spheroidal galaxies

    Koch, A., Adén, D., Grebel, E. K. & Feltzing, S., 08/2009, In: Proceedings of the International Astronomical Union. 5, S265, p. 227-232 6 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  7. Published

    A spectroscopic confirmation of the Bootes II dwarf spheroidal

    Koch, A., Wilkinson, M. I., Kleyna, J., Irwin, M., Zucker, D. B., Belokurov, V., Gilmore, G., Fellhauer, M. & Wyn Evans, N., 1/01/2009, In: The Astrophysical Journal. 690, 1, p. 453-462 10 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  8. Published

    Kinematic and chemical constraints on the formation of M31's inner and outer halo

    Koch, A., Rich, R. M., Reitzel, D. B., Martin, N. F., Ibata, R. A., Chapman, S. C., Majewski, S. R., Mori, M., Loh, Y-S., Ostheimer, J. C. & Tanaka, M., 20/12/2008, In: The Astrophysical Journal. 689, 2, p. 958-982 25 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  9. Published

    The highly unusual chemical composition of the Hercules dwarf spheroidal galaxy

    Koch, A., McWilliam, A., Grebel, E. K., Zucker, D. B. & Belokurov, V., 3/11/2008, In: Astrophysical Journal Letters. 688, 1, p. L13-L16 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  10. Published

    Complexity on small scales III: iron and α element abundances in the Carina dwarf spheroidal galaxy

    Koch, A., Grebel, E. K., Gilmore, G. F., Wyse, R. F. G., Kleyna, J., Harbeck, D., Wilkinson, M. I. & Wyn Evans, N., 13/03/2008, In: The Astronomical Journal. 135, 4, p. 1580-1597 18 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

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