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Research

Dr Andreas Koch

Formerly at Lancaster University

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  1. 2002
  2. Published

    Europium abundances in F and G disk dwarfs

    Koch, A. & Edvardsson, B., 01/2002, In: Astronomy and Astrophysics. 381, 2, p. 500-506 7 p.

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

  3. 2003
  4. Published

    A calibration map for the Wide Field Imager

    Koch, A., Odenkirchen, M., Caldwell, J. A. R. & Grebel, E. K., 2003, In: Astronomical Notes / Astronomische Nachrichten. 324, S2, p. 95 1 p.

    Research output: Contribution to Journal/Magazine › Meeting abstract

  5. Published

    A retrospective of r-process and a-element abundances in the Galactic disk: correlations with rotational velocity

    Koch, A., Grebel, E. K. & Odenkirchen, M., 2003, In: Astronomical Notes / Astronomische Nachrichten. 324, S3, p. 144-145 2 p.

    Research output: Contribution to Journal/Magazine › Meeting abstract

  6. Published

    Mass segregation in the low-concentration globular cluster Palomar 5

    Koch, A., Odenkirchen, M., Grebel, E. K., Martinez-Delgado, D. & Caldwell, J. A. R., 2003, In: Astronomical Notes / Astronomische Nachrichten. 324, S3, p. 144 1 p.

    Research output: Contribution to Journal/Magazine › Meeting abstract

  7. Published

    The luminosity function of the globular cluster Palomar 5 and its tidal tails

    Koch, A., 2003, University of Heidelberg.

    Research output: Thesis › Master's Thesis

  8. Published

    The mass function of the globular cluster Palomar 5 and its tidal tails

    Koch, A., Odenkirchen, M., Caldwell, J. A. R. & Grebel, E. K., 2003, In: Astronomical Notes / Astronomische Nachrichten. 324, S2, p. 79 1 p.

    Research output: Contribution to Journal/Magazine › Meeting abstract

  9. Published

    A calibration map for Wide Field Imager photometry

    Koch, A., Odenkirchen, M., Grebel, E. K. & Caldwell, J. A. R., 8/12/2003, In: Astronomical Notes / Astronomische Nachrichten. 325, 4, p. 299-306 8 p.

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

  10. 2004
  11. Published

    Correcting spatial gradients: the case of Wide Field Imager photometry

    Koch, A., Grebel, E. K., Odenkirchen, M. & Caldwell, J. A. R., 2004, In: The Messenger. 115, p. 37-39 3 p.

    Research output: Contribution to Journal/Magazine › Journal article

  12. Published

    R-process and α-elements in the Galactic disk: kinematic correlations

    Koch, A. & Grebel, E. K., 2004, Planets to Cosmology: Essential Science In Hubble’s Final Years. Livio, M. & Casertano, S. (eds.). Cambridge University Press, 5 p. (Space Telescope Science Institute Symposium Series).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  13. Published

    The luminosity function of Palomar 5 and Its tidal tails

    Koch, A., Odenkirchen, M., Grebel, E. K., Martinez-Delgado, D. & Caldwell, J. A. R., 2004, In: ASP Conference Series. 327, p. 333-336 4 p.

    Research output: Contribution to Journal/Magazine › Journal article

  14. Published

    The metallicity and age distribution of the Carina dwarf spheroidal galaxy

    Koch, A., Grebel, E. K., Harbeck, D., Wilkinson, M. I., Kleyna, J., Gilmore, G., Wyse, R. F. G. & Evans, N. W., 2004, In: Astronomical Notes / Astronomische Nachrichten. 325, S1, p. 44 1 p.

    Research output: Contribution to Journal/Magazine › Meeting abstract

  15. Published

    Mass segregation in the globular cluster Palomar 5 and its tidal tails

    Koch, A., Grebel, E. K., Odenkirchen, M., Martínez-Delgado, D. & Caldwell, J. A. R., 11/2004, In: The Astronomical Journal. 128, 5, p. 2274-2287 14 p.

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

  16. 2005
  17. Published

    Chemical evolution in the Carina dwarf spheroidal

    Koch, A., Grebel, E. K., Harbeck, D., Wilkinson, M. I., Kleyna, J., Gilmore, G., Wyse, R. F. G. & Evans, N. W., 2005, Chemical Abundances and Mixing in Stars in the Milky Way and its Satellites. Randich, S. & Pasquini, L. (eds.). Springer, p. 249-251 3 p. (ESO Astrophysics Symposia).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  18. Published

    Further evidence for a merger origin for the Thick disk: Galactic stars along line-of-sight to dwarf spheroidal galaxies

    Wyse, R. F. G., Gilmore, G., Norris, J., Wilkinson, M. I., Kleyna, J., Koch, A., Evans, N. W. & Grebel, E. K., 2005, In: Bulletin of the American Astronomical Society. 37, p. 1368

    Research output: Contribution to Journal/Magazine › Meeting abstract

  19. Published

    Satellite anisotropies: a polar great plane of M31 early-type companions

    Grebel, E. K., Koch, A. & Sambhus, N., 2005, In: Bulletin of the American Astronomical Society. 37, p. 1346

    Research output: Contribution to Journal/Magazine › Meeting abstract

  20. Published

    Star clusters in the large magellanic cloud

    Glatt, K., Grebel, E. K. & Koch, A., 2005, In: Astronomical Notes / Astronomische Nachrichten. 326, 7, p. 651-652 2 p.

    Research output: Contribution to Journal/Magazine › Meeting abstract

  21. Published

    Stellar kinematics in the Leo I dwarf spheroidal galaxy: wide field implications for galactic mass profiles

    Koch, A., Wilkinson, M. I., Kleyna, J., Gilmore, G., Evans, N. W. & Grebel, E. K., 2005, In: Bulletin of the American Astronomical Society. 37, p. 1345

    Research output: Contribution to Journal/Magazine › Meeting abstract

  22. Published

    Substructure in dwarf spheroidals: a star cluster connection?

    Wilkinson, M. I., Kleyna, J., Evans, N. W., Gilmore, G., Grebel, E. K., Koch, A., Read, J. & Young, R., 2005, In: Proceedings of the International Astronomical Union. 1, C198, p. 240-243 4 p.

    Research output: Contribution to Journal/Magazine › Journal article

  23. Published

    The chemical evolution of subpopulations in the Carina dwarf spheroidal

    Koch, A., Wilkinson, M., Grebel, E. K., Harbeck, D., Kleyna, J., Wyse, R. F. G., Gilmore, G. & Evans, N. W., 2005, In: Proceedings of the International Astronomical Union. 1, C198, p. 134-138 5 p.

    Research output: Contribution to Journal/Magazine › Journal article

  24. Published

    Andromeda IX: properties of the faintest M31 dwarf satellite galaxy

    Harbeck, D., Gallagher III, J. S., Grebel, E. K., Koch, A. & Zucker, D. B., 10/04/2005, In: The Astrophysical Journal. 623, 1, p. 159-163 5 p.

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

  25. 2006
  26. Published

    Chemical and kinematical evolution in nearby dwarf spheroidal galaxies

    Koch, A., 2006, University of Basel. 194 p.

    Research output: Thesis › Doctoral Thesis

  27. Published

    Probing the dark matter content of Local Group dwarf spheroidal galaxies with FLAMES

    Wilkinson, M. I., Kleyna, J., Gilmore, G., Evans, N. W., Koch, A., Grebel, E. K., Wyse, R. F. G. & Harbeck, D., 2006, In: The Messenger. 124, p. 25-29 5 p.

    Research output: Contribution to Journal/Magazine › Journal article

  28. Published

    The age-metallicity degeneracy in the dwarf spheroidal Carina as seen by FLAMES

    Koch, A., Grebel, E. K., Wyse, R. F. G., Kleyna, J., Wilkinson, M. I., Harbeck, D., Gilmore, G. & Evans, N. W., 2006, In: The Messenger. 123, p. 38-40 3 p.

    Research output: Contribution to Journal/Magazine › Journal article

  29. Published

    The internal kinematics of dwarf spheroidal galaxies

    Wilkinson, M. I., Kleyna, J., Evans, N. W., Gilmore, G., Read, J. I., Koch, A., Grebel, E. K. & Irwin, M., 2006, In: EAS Publications Series. 20, p. 29-32 4 p.

    Research output: Contribution to Journal/Magazine › Journal article

  30. Published

    Complexity on small scales: the metallicity distribution of the Carina dwarf spheroidal galaxy

    Koch, A., Grebel, E. K., Wyse, R. F. G., Kleyna, J., Wilkinson, M. I., Harbeck, D., Gilmore, G. & Wyn Evans, N., 02/2006, In: The Astronomical Journal. 131, 2, p. 895-911 17 p.

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

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