Chemical composition of extremely metal-poor stars in the Sextans dwarf spheroidal galaxy

Astronomy and Astrophysics

Volumn 502, Issue 2, 2009, Pages 569-578

  Aoki, W ^a,b   Arimoto, N ^a,b   Sadakane, K ^c   Tolstoy, E ^d   Battaglia, G ^e   Jablonka, P ^f   Shetrone, M ^g   Letarte, B ^h   Irwin, M ⁱ   Hill, V ^j   Francois, P ^j   Venn, K ^k   Primas, F ^e   Helmi, A ^d   Kaufer, A ^l   Tafelmeyer, M ^f   Szeifert, T ^l   Babusiaux, C ^j  

^a NATIONAL ASTRONOMICAL OBSERVATORY OF JAPAN   (Japan)

^b GRADUATE UNIVERSITY FOR ADVANCED STUDIES   (Japan)

^c OSAKA KYOIKU UNIVERSITY   (Japan)

^d UNIVERSITY OF GRONINGEN   (Netherlands)

^e EUROPEAN SOUTHERN OBSERVATORY   (Germany)

^f EPFL   (Switzerland)

^g The University of Texas at Austin   (United States)

^h CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

ⁱ UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^j UNIVERSITÉ PARIS DIDEROT   (France)

^k UNIVERSITY OF VICTORIA   (Canada)

^l EUROPEAN SOUTHERN OBSERVATORY   (Chile)

more..

Author keywords

Galaxies: abundances ; Galaxies: dwarfgalaxies: individual: Sextans; Nuclear reactions, nucleosynthesis, abundances ; Stars: abundances

Indexed keywords

ABUNDANCE DISTRIBUTION; CHEMICAL ABUNDANCE; CHEMICAL COMPOSITIONS; CHEMICAL EVOLUTION; DWARF GALAXIES; GALACTIC HALO; GALAXIES: ABUNDANCES -; HEAVY ELEMENTS; HIGH DISPERSION; HIGH-RESOLUTION SPECTRA; HIGH-RESOLUTION SPECTROSCOPY; LOCAL GROUPS; LOW RESOLUTION; METAL-POOR STAR; METALLICITIES; MILKY WAY GALAXY; NUCLEAR REACTIONS, NUCLEOSYNTHESIS, ABUNDANCES -; R-PROCESS; STARS: ABUNDANCES -; SUBARU TELESCOPES;

ASTROPHYSICS; BARIUM; CALCIUM; GALAXIES; METALS; NUCLEAR ENERGY; NUCLEAR PHYSICS; NUCLEAR REACTORS; SPECTROSCOPIC ANALYSIS; SPECTROSCOPY;

STARS;

EID: 68949173628     PISSN: 00046361     EISSN: 14320746     Source Type: Journal    
DOI: 10.1051/0004-6361/200911959     Document Type: Article

References (54)

1. Aldenius, M., Tanner, J. D., Johansson, S., Lundberg, H., & Ryan, S. G. 2007, A&A, 461,767
2. Alonso, A., Arribas, S., & Martinez-Roger, C. 1999, A&AS, 140, 261
3. Andrievsky, S. M., Spite, M., Korotin, S. A., et al. 2007, A&A, 464, 10 81
4. Aoki, W., Honda, S., Beers, T. C., et al. 2005, ApJ, 632, 611
5. Aoki, W., Beers, T. C., Christlieb, N., et al. 2007a, ApJ, 655, 492
6. Aoki, W., Honda, S., Beers, T. C., et al. 2007b, ApJ, 660, 747
7. Asplund, M., Grevesse, N., & Sauval, A. J. 2005, Cosmic Abundances as Records of Stellar Evolution and Nucleosynthesis, ASP Conf. Ser., 336, 25
8. Battaglia, G., Irwin, M., Tolstoy, E., et al. 2008, MNRAS, 383, 183
9. Carney, B. W. 1983, AJ, 88, 610
10. Castelli, F., & Kurucz, R. L. 2003, Modelling of Stellar Atmospheres, 210, 20
11. Cayrel, R., Depagne, E., Spite, M., et al. 2004, A&A, 416, 1117
12. François, P., Depagne, E., Hill V., et al. 2007, A&A, 476,935
13. Frebel, A., Simon, J. D., Geha, M., & Willman, B. 2009 [arXiv : 0902.2395]
14. Fulbright, J. P. 2000, AJ, 120, 1841
15. Fulbright, J. P., Rich, R. M., & Castro, S. 2004, ApJ, 612, 447
16. Helmi, A., Irwin, M. J., Tolstoy, E., et al. 2006, ApJ, 651, L121
17. Hodgkin, S. T., Irwin, M. J., Hewett, P. C., & Warren, S. J. 2009, MNRAS, 394, 675
18. Honda, S., Aoki, W., Kajino, T., et al. 2004, ApJ, 607, 474
19. Honda, S., Aoki, W., Ishimaru, Y., & Wanajo, S. 2007, ApJ, 666, 1189
20. Irwin, M., & Lewis, J. 2001, New Astron. Rev., 45, 105
21. Irwin, M. J., Lewis, J., Hodgkin, S., et al. 2004, Proc. SPIE, S493, 411
22. Kim, Y.-C., Demarque, P., Yi, S. K., & Alexander, D. R. 2002, ApJS, 143, 499
23. Kirby, E. N., Simon, J. D., Geha, M., Guhathakurta, P., & Frebel, A. 2008, ApJ, 685, L43
24. Kobayashi, C., Tsujimoto, T., Nomoto, K., Hachisu, I., & Kato, M. 1998, ApJ, 503, L155
25. Koch, A., McWilliam, A., Grebel, E. K., Zucker, D. B., & Belokurov, V. 2008, ApJ, 688, L13
26. Kraft, R. P. 1994, PASP, 106, 553
27. -1 grid. Kurucz CD-ROM No. 13, Cambridge, Mass., Smithsonian Astrophysical Observatory
28. Lai, D. K., Bolte, M., Johnson, J. A., et al. 2008, ApJ, 681, 1524
29. Lawrence, A., Warren, S. J., Almaini, O., 2007, MNRAS, 379, 1599
30. Mateo, M. L. 1998, ARA&A, 36, 435
31. McWilliam, A., Preston, G. W., Sneden, C., & Searle, L. 1995, AJ, 109, 2757
32. Moity, J. 1983, A&AS, 52, 37
33. Noguchi, K., Aoki, W., Kawanomoto, S., et al. 2002, PASJ, 54, 855
34. Norris, J. E., Gilmore, G., Wyse, R. F. G., et al. 2008, ApJ, 689, L113
35. Pagel, B. E. J., & Patchett, B. E. 1975, MNRAS, 172, 13
36. Pickering, J. C., Thome, A. P., & Perez, R. 2001, ApJS, 132, 403
37. Reddy, B. E., Tomkin, J., Lambert, D. L, & Allende Prieto, C. 2003, MNRAS, 340, 304
38. Reddy, B. E., Lambert, D. L., & Allende Prieto, C. 2006, MNRAS, 367, 1329
39. Ryabcmkova, T. A., Hill, G. M., Landstreet, J. D., Piskunov, N., & Sigut, T. A. A. 1994, MNRAS, 267, 697
40. Sadakane, K., Arimoto, N., Ikuta, C., et al. 2004, PASJ, 56, 1041
41. Schlegel, D., Finkbeiner, D., & Davis, M. 1998, ApJ, 500, 525
42. Shetrone, M D. 1996a, AJ, 112, 1517
43. Shetrone, M D. 1996b, AJ, 112, 2639
44. Shetrone, M. D., Cote, P., & Sargent, W. L. W. 2001, ApJ, 548, 592
45. Shetrone, M., Venn, K. A., Tolstoy, E., et al. 2003, AJ, 125, 684
46. Skrutskie, M. F., Cutri, R. M., Stiening, R., et al. 2006, AJ, 131, 1163
47. Spite, M., Cayrel R., Plez, B., et al. 2005, A&A, 430, 655
48. Stephens, A., & Boesgaard, A. M. 2002, AJ, 123,1647
49. Takeda, Y., Zhao, G., Takada-Hidai, M., et al. 2003, Chin. J. Astron. Astrophys., 3, 316
50. Truran, J. W., Cowan, J. J., Pilachowski, C. A., & Sneden, C. 2002, PASP, 114, 1293
51. Venn, K. A., & Hill, V. M. 2008, The Messenger, 134, 23
52. Venn, K. A., Irwin, M., Shetrone, M. D., et al. 2004, AJ, 128, 1177
53. Woosley, S. E., & Weaver, T. A. 1995, ApJS, 101, 181
54. Yoshii, Y., Tsujimoto, T., & Nomoto, K. 1996, ApJ, 462, 266