Home > Research > Researchers > Dr Andreas Koch > Publications

Research

Dr Andreas Koch

Formerly at Lancaster University

1 - 25 out of 158Page size: 25
RSS feed of this list
Sort by: Title
  1. Published

    4MOST: 4-metre Multi-Object Spectroscopic Telescope

    4MOST Consortium, 24/07/2014, In: Proceedings of SPIE. 9147

    Research output: Contribution to Journal/Magazine › Journal article

  2. Published

    4MOST: 4-metre Multi-Object Spetroscopic Telescope

    4MOST Consortium, 2012, In: Proceedings of SPIE. 8446

    Research output: Contribution to Journal/Magazine › Journal article

  3. Published

    4MOST: 4-meter Multi-Object Spectroscopic Telescope

    4MOST Consortium, 2012, In: EPJ Web of Conferences. 19, 3 p., 09004.

    Research output: Contribution to Journal/Magazine › Journal article

  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 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

  6. Published

    A chemical confirmation of the faint Boötes II dwarf Spheroidal Galaxy

    Koch, A. & Rich, R. M., 25/09/2014, In: The Astrophysical Journal. 794, 1, 9 p., 89.

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

  7. Published

    A close look at the Centaurus A group of galaxies: I. Metallicity distribution functions and population gradients in early-type dwarfs

    Crnojevic, D., Grebel, E. K. & Koch, A., 07/2010, In: Astronomy and Astrophysics. 516, 17 p., A85.

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

  8. Published

    A comprehensive chemical abundance study of the outer halo globular cluster M 75

    Kacharov, N., Koch, A. & McWilliam, A., 10/06/2013, In: Astronomy and Astrophysics. 554, 15 p., A81.

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

  9. Published

    A constant dark matter halo surface density in galaxies

    Donato, F., Gentile, G., Salucci, P., Martins, C. F., Wilkinson, M. I., Gilmore, G., Grebel, E. K., Koch, A. & Wyse, R., 11/08/2009, In: Monthly Notices of the Royal Astronomical Society. 397, 3, p. 1169-1176 8 p.

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

  10. Published

    A detection of gas associated with the M31 Stellar Stream

    Koch, A., Danforth, C. W., Rich, R. M., Ibata, R. A. & Keeney, B. A., 9/07/2015, In: The Astrophysical Journal. 807, 2, 9 p., 153.

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

  11. 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

  12. 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

  13. Published

    A first measurement of the proper motion of the Leo II dwarf spheroidal galaxy

    Lépine, S., Koch, A., Rich, R. M. & Kuijken, K., 24/10/2011, In: The Astrophysical Journal. 741, 2, 10 p., 100.

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

  14. Published

    A high-velocity bulge RR Lyrae variable on a halo-like orbit

    Kunder, A., Rich, R. M., Hawkins, K., Poleski, R., Storm, J., Johnson, C. I., Shen, J., Li, Z., Cordero, M. J., Nataf, D. M., Bono, G., Walker, A. R., Koch, A., Propris, R. D., Udalski, A., Szymanski, M. K., Soszynski, I., Pietrzynski, G., Ulaczyk, K., Wyrzykowski, L., & 4 othersPietrukowicz, P., Skowron, J., Kozłowski, S. & Mróz, P., 16/07/2015, In: Astrophysical Journal Letters. 808, 1, 6 p., L12.

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

  15. Published

    A kinematic study of the Andromeda dwarf spheroidal system

    Collins, M. L. M., Chapman, S. C., Rich, R. M., Ibata, R. A., Martin, N. F., Irwin, M. J., Bate, N. F., Lewis, G. F., Peñarrubia, J., Arimoto, N., Casey, C. M., Ferguson, A. M. N., Koch, A., McConnachie, A. W. & Tanvir, N., 26/04/2013, In: The Astrophysical Journal. 768, 2, 36 p., 172.

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

  16. Published

    A new abundance scale for the globular cluster 47 Tuc

    Koch, A. & McWilliam, A., 12/03/2008, In: The Astronomical Journal. 135, 4, p. 1551-1566 16 p.

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

  17. Published

    A new algorithm for optimizing the wavelength coverage for spectroscopic studies: Spectral Wavelength Optimization Code (swoc)

    Ruchti, G. R., Feltzing, S., Lind, K., Caffau, E., Korn, A. J., Schnurr, O., Hansen, C. J., Koch, A., Sbordone, L. & De jong, R. S., 11/09/2016, In: Monthly Notices of the Royal Astronomical Society. 461, 2, p. 2174-2191 17 p.

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

  18. Published

    A new low mass for the Hercules dSph: the end of a common mass scale for the dwarfs?

    Adén, D., Wilkinson, M. I., Read, J. I., Feltzing, S., Koch, A., Gilmore, G. F., Grebel, E. K. & Lundström, I., 4/11/2009, In: Astrophysical Journal Letters. 706, 1, p. L150-L154 5 p.

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

  19. Published

    A new, smaller size for the low-surface brightness galaxy VCC 1661 in the Virgo Cluster

    Black, C. S., Koch, A., Rich, R. M., Longstaff, F. A., Collins, M. L. M., Lisker, T. & Janz, J., 2013, In: Bulletin of the American Astronomical Society. 221, 436.01.

    Research output: Contribution to Journal/Magazine › Meeting abstract

  20. Published

    A photometric and spectroscopic study of the new dwarf spheroidal galaxy in Hercules: metallicity, velocities, and a clean list of RGB members

    Adén, D., Feltzing, S., Koch, A., Wilkinson, M. I., Grebel, E. K., Lundström, I., Gilmore, G. F., Zucker, D. B., Belokurov, V., Evans, N. W. & Faria, D., 27/08/2009, In: Astronomy and Astrophysics. 506, 3, p. 1147-1168 22 p.

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

  21. 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

  22. Published

    A spectroscopic binary in the Hercules dwarf spheroidal galaxy

    Koch, A., Hansen, T., Feltzing, S. & Wilkinson, M. I., 13/12/2013, In: The Astrophysical Journal. 780, 1, 6 p., 91.

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

  23. 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

  24. Published

    A spectroscopy-based age-metallicity relation of the SMC

    Kayser, A., Grebel, E. K., Harbeck, D., Cole, A. A., Koch, A., Glatt, K., Gallagher III, J. S. & Da Costa, G., 2007, Stellar Populations as Building Blocks of Galaxies. Peletier, R. F. & Vazdekis, A. (eds.). Cambridge University Press, Vol. 2. p. 351-352 2 p. (Proceedings of the International Astronomical Union; vol. S241).

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

  25. 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

Previous 1 2 3 4 5 6 7 Next

Back to top