What are these blue metal-poor stars?

Astronomical Journal

Volumn 120, Issue 2, 2000, Pages 1014-1055

  Preston, George W ^a   Sneden, Christopher ^b  

^a CARNEGIE OBSERVATORIES   (United States)

^b UNIVERSITY OF TEXAS AT AUSTIN   (United States)

Author keywords

Binaries: general

Indexed keywords

EID: 0000170746     PISSN: 00046256     EISSN: None     Source Type: Journal    
DOI: 10.1086/301472     Document Type: Article

References (120)

1. Aguilar, L., Hut, P., & Ostriker, J. P. 1988, ApJ, 335, 720
2. Alcaino, G., Liller, W., Alvarado, F., & Wenderoth, E. 1994, AJ, 107, 230
3. Beers, T. C., Preston, G. W., & Shectman, S. A. 1992, AJ, 103, 1987
4. Beers, T. C., & Sommer-Larsen, J. 1995, ApJS, 96, 175
5. Boffin, H. M. J., & Jorrisen, A. 1988, A&A, 205, 155
6. Böhm-Vitense, E. 1981, ARA&A, 19, 295
7. Bolte, M., Hesser, J. E., & Stetson, P. 1993, ApJ, 408, L89
8. Bolte, M., & Marleau, F. 1989, PASP, 101, 1088
9. Bond, H. E. 1980, ApJS, 44, 517
10. Breger, M. 1992, in The Astronomy and Astrophysics Encyclopedia, ed. S. P. Maran (New York: VanNostrand Reinhold), 729
11. Brewer, J., Fahlman, G., Richer, H., Searle, L., & Thompson, I. 1993, AJ, 105, 2158
12. Buonanno, R., Buscema, G., Fusi Pecci, F., Richer, H., & Fahlman, G. 1990, AJ, 100, 1811
13. _. 1991, ASP Conf. Ser. 13, The Formation and Evolution of Star Clusters, ed. K. Janes (San Francisco: ASP), 240
14. Buonanno, R., Corsi, C., Fusi Pecci, F., Alcaino, G. & Liller, W. 1984, A&AS, 57, 75
15. Buonanno, R., Corsi, C., Buzzoni, A., Cacciari, C., Ferraro, F., & Fusi Pecci, F. 1994, A&A, 290, 69
16. Buonanno, R., Corsi, C., Fusi Pecci, F., Richer, H. & Fahlman, G. 1995, AJ, 109, 650
17. Burns, D. L., Pilachowski, C. A., Armandroff, T. A., Sneden, C., Cowan, J. J., & Rowe, H. 2000, ApJ, in press
18. Burstein, D., & Heues, C. 1982, AJ, 87, 1165
19. Buser, R., & Kurucz, R. L. 1978, A&A, 70, 555
20. Carney, B., Fullton, L., & Trammell, S. 1991, AJ, 101, 1699
21. Carney, B. W., & Latham, D. W. 1986, AJ, 92, 60
22. Carney, B. W., Laird, J. B., Latham, D. W., & Kurucz, R. L. 1987, AJ, 94, 1066
23. Carney, B. W., Wright, J. S., Sneden, C., Laird, J. B., Aguilar, L. A., & Latham, D. W. 1997, AJ, 114, 363
24. Cayrel, R. 1996, A&AR, 7, 217
25. Cayrel de Strobel, G., Hauck, B., François, P., Thérenin, F., Friel, E., Mermilliod, M., & Burde, S. 1992, A&AS, 95, 273
26. Christian, C., & Heasley, J. 1989, ApJ, 303, 216
27. Côté, P., Pryor, C., McClure, R. D., Fletcher, J. M., & Hesser, J. E. 1996, AJ, 112, 574
28. Côté, P., Richer, H., & Fahlman, G. 1991, AJ, 102, 1358
29. Duquennoy, A., & Mayor, M. 1991, A&A, 248, 485
30. Durrel, P. R. & Harris, W. E. 1993, AJ, 105, 1420
31. Edvardsson, B., Andersen, J., Gustafsson, B., Lambert, D. L., Nissen, P. E., & Tomkin, J. 1993, A&A, 275, 101
32. Ferraro, F., Clementini, G., Fusi Pecci, F., Sortino, R., Buonanno, R. 1992, MNRAS, 256, 391
33. Ferraro, F. R., Fusi Pecci, F., & Bellazini, M. 1995, A&A, 294, 80
34. Ferraro, F. R., Fusi Pecci, F., Cacciari, C., Corsi, C., Buonanno, R., Fahlman, G., & Richer, H. 1993, AJ, 106, 2324
35. Ferraro, F. R., Fusi Pecci, F., & Buonanno, R. 1992, MNRAS, 256, 376
36. Ferraro, I., Ferraro, F., Fusi Pecci, F., Corsi, C., & Buonanno, R. 1995, MNRAS, 275, 1057
37. Fitzpatrick, M. J., & Sneden, C. 1987, BAAS, 19, 1129
38. Glaspey, J. W., Pritchett, C. J., & Stetson, P. 1994, AJ, 108, 271
39. Gratton, R. G., & Sneden, C. 1991, A&A, 241, 501
40. _. 1994, A&A, 287, 927
41. Gray, D. F. 1976, The Observation and Analysis of Stellar Photospheres (New York : John Wiley & Sons), 392
42. Green, E. M., Demarque, P., & King, C. R. 1987, Revised Yale Isochrones and Luminosity Functions (New Haven: Yale University Observatory)
43. Guhathakurta, P., Webster, Z., Yanny, B., Schneider, D., & Bahcall, J. 1998, AJ, 116, 1757
44. Guhathakurta, P., Yanny, B., Schneider, D., & Bahcall, J. 1992, AJ, 104, 1790
45. Harris, H. C. 1993, AJ, 106, 604
46. Harris, W. E. 1996, AJ, 112, 1487
47. Harris, W. E., Bell, R., VandenBerg, D., Bolte, M., Stetson, P., Hesser, J., van den Bergh, S., Bond, H., Fahlman, G., Richer, H. 1997, AJ, 114, 1030
48. Hodder, P., Nemec, J., Richer, H., & Fahlman, G. 1992, AJ, 103, 460
49. Hut, P., et al. 1992, PASP, 104, 981
50. Johnson, H. L. 1964, ARA&A, 4, 193
51. Jorrisen, A., & Bofin, H. 1992 in Binaries as Tracers of Star Formation, eds. A. Duquennoy & M. Mayor (Cambridge: Cambridge Univ. Press), 110
52. Kaluzny, J. 1997, A&AS, 122, 1
53. Kaluzny, J., & Krzeminski, W. 1993, MNRAS, 264, 785
54. King, I. 1966, AJ, 71, 64
55. Kinman, T. D., Suntzeff, N. B., & Kraft, R. P. 1994, AJ, 108, 1722
56. Kravtsov, V., Ipatov, A., Samus, N., Smirnov, O., Alcaino, G., Liller, W. & Alvarado, F. 1997, A&AS, 125, 1
57. Kurucz, R. L. 1979, ApJS, 40, 1
58. Lafler, J., & Kinman, T. D. 1965, ApJS, 11, 216
59. Lance, C. M. 1988, ApJ, 334, 927
60. Latham, D. W., Mazeh, T., Carney, B. W., McCrosky, R. E., Stefanik, R. P., & Davis, R. J. 1988, AJ, 96, 567
61. Latham, D. W., et al. 1992, AJ, 104, 774
62. Latham, D. W. & Milone, A. E. 1996, in ASP Conf. Ser. 90, The Origins, Evolution, and Destinies of Binary Stars in Clusters, ed. E. F. Milone & J.-C. Mermilliod (San Francisco: ASP), 385
63. Latham, D. W., Stefanik, R. P., Mazeh, T., Goldberg, D., Torres, G., & Carney, B. W. 1998, ASP Conf. Ser. 154, Cool Stars, Stellar Systems, and the Sun, ed. R. A. Donahue & J. A. Bookbinder (San Francisco: ASP), 2129
64. Lauzeral, C., Ortolani, S., Aurière, M., & Melnick, J. 1992, A&A, 262, 63
65. Lee, S. 1977, A&AS, 28, 409
66. Lee, Y.-W., & Demarque, P. 1990, ApJS, 73, 709
67. Luck, R. E., & Bond, H. E. 1991, ApJS, 77, 515
68. Manduca, A., & Bell, R. A. 1978, ApJ, 225, 908
69. Mandushev, G., Fahlman, G., Richer, H., & Thompson, I. 1997, AJ, 114, 1060
70. Mateo, M. 1993, in ASP Conf. Ser. 53, Blue Stragglers, ed. R. A. Saffer (San Francisco: ASP), 74
71. Mateo, M., Harris, H., Nemec, J., & Olszewski, E. 1990, AJ, 100, 469
72. Mazeh, T., & Goldberg, D. 1992, in ASP Conf. Ser. 32, Complementary Approaches to Double and Multiple Star Research, ed. H. A. McAlister & W. I. Hortkopf (IAU Coll. 135) (San Francisco: ASP), 119
73. McClure, R. D. 1997, PASP, 109, 536
74. McClure, R. D., & Woodsworth, A. W. 1990, ApJ, 352, 709
75. McCrea, W. H. 1964, MNRAS, 128, 147
76. McWilliam, A., Preston, G. W., Sneden, C., & Searle, L. 1995a, AJ, 109, 2736
77. _. 1995b, AJ, 109, 2757
78. Morrison, H. 1993, AJ, 106, 578
79. Nemec, J., & Cohen, J. 1989, ApJ, 336, 780
80. Nemec, J. M., & Harris, H. C. 1987, ApJ, 316, 172
81. Nissen, P. E., & Schuster, W. J. 1997, A&A, 326, 751
82. Paczynski, B. 1971, ARA&A, 9, 183
83. Peterson, C., & King, I. 1975, AJ, 80, 427
84. Pier, J. 1983, ApJS, 53, 791
85. Pilachowski, C. A., Sneden, C., & Booth, J. 1993, ApJ, 407, 699
86. Preston, G. W. 1959, ApJ, 130, 507
87. _. 1994, AJ, 108, 2267
88. _. 1996, in ASP Conf. Ser. 92, Formation of the Galactic Halo -Inside and Out, ed. H. L. Morrison & A. Sarajedini (San Francisco: ASP), 49
89. Preston, G. W., Beers, T. C., & Shectman, S. A. 1994, AJ, 108, 538
90. Preston, G. W., & Landolt, A. U. 1998, AJ, 115, 2515
91. _. 1999. AJ, 118, 3006
92. Preston, G. W., Shectman, S. A., & Beers, T. C. 1991a, ApJS, 76, 1001
93. _. 1991b, ApJ, 375, 121
94. Pritchett, C. J., & Glaspey, J. W. 1991, ApJ, 373, 105
95. Reid, N. 1998, in ASP Conf. Ser. 142, The Stellar Initial Mass Function, ed. G. Gilmore & D. Howell (San Francisco: ASP), 121
96. Rey, S.-C., Lee, Y.-W., Byun, Y.-I., & Chun, M.-S. 1998, AJ, 116, 1775
97. Rodgers, A. W., Harding, P., & Sadler, E. 1981, ApJ, 244, 912
98. Ryan, S. G., Beers, T. C., Kajino, T., & Rosolankova, JK. 2000, in preparation
99. Ryan, S. G., & Deliyannis, C. P. 1998, ApJ, 500, 398
100. Ryan, S. G., Norris, J. E., & Beers, T. C. 1996, ApJ, 471, 254
101. Sarajedini, A. 1992, AJ, 104, 178
102. Sarajedini, A., & DaCosta, G. 1991, AJ, 102, 628
103. Sarajedini, A., & Forrester, W. 1995, AJ, 109, 1112
104. Searle, L., & Rodgers, A. W. 1966, ApJ, 143, 809
105. Shectman, S. A. 1984, Proc. SPIE 445, Instrumentation in Astronomy V, ed. A. Boksenberg & D. L. Crawford (Bellingham: SPIE), 128
106. Smecker-Hane, T. A., Stetson, P. B., Hesser, J. E., & Lehnert, M. D. 1994, AJ, 108, 507
107. Sneden, C. 1973, ApJ, 184, 839
108. Spite, F., & Spite, M. 1975, A&A, 40, 141
109. Spite, M., Depagne, E., Nordstron, B., Hill, V., Cayrel, R., Spite, F., & Beers, T. C. 2000, A&A, submitted
110. Stetson, P., et al. 1999, AJ, 117, 247
111. Stetson, P., VandenBerg, D., Bolte, M., Hesser, J., & Smith, G. 1989, AJ, 97, 1360
112. Thorburn, J. 1994, ApJ, 421, 318
113. Torres, G. 1991, Ph.D. thesis, Univ. Córdoba
114. Unsöld, A. 1955, Physik der Stematmosphären (Berlin: Springer) 508
115. Vilhu, O. 1982, A&A, 109, 17
116. Walker, A. 1994, AJ, 108, 555
117. Webbink, R. F. 1985, in Interacting Binary Stars, ed. J. E. Pringle & R. A. Wade (Cambridge: Cambridge Univ. Press), 39
118. Wilhelm, R., Beers, T. C., & Gray, R. O. 1999a, AJ, 117, 2308
119. Wilhelm, R., Beers, T. C., Sommer-Larsen, J., Pier, J. R., Layden, A. C., Flynn, C., Rossi, S., & Christensen, P. R. 1999b, AJ, 117, 2329
120. Yanny, B., Guhathapurta, P., Bahcall, J., & Schneider, D. 1994, AJ, 107, 1745