A tale of two stars: The extreme O7 Iaf+ supergiant AV 83 and the OC7.5 III((f)) star AV 69

Astrophysical Journal

Volumn 588, Issue 2 I, 2003, Pages 1039-1063

  Hillier, D John ^a   Lanz, T ^b,f   Heap, S R ^b   Hubeny, I ^b,g   Smith, L J ^c   Evans, C J ^c   Lennon, D J ^d   Bouret, J C ^e  

^a UNIVERSITY OF PITTSBURGH   (United States)

^b NASA GODDARD SPACE FLIGHT CENTER   (United States)

^c UNIVERSITY COLLEGE LONDON   (United Kingdom)

^d ISAAC NEWTON GROUP OF TELESCOPES   (Spain)

^e AIX MARSEILLE UNIVERSITÉ   (France)

^f University of Maryland   (United States)

^g NATIONAL OPTICAL ASTRONOMY OBSERVATORY   (United States)

Author keywords

Magellanic Clouds; Stars: abundances; Stars: atmospheres; Stars: individual (AV 69, AV 83); Ultraviolet: stars

Indexed keywords

EID: 0041760774     PISSN: 0004637X     EISSN: 15384357     Source Type: Journal    
DOI: 10.1086/374329     Document Type: Article

References (94)

1. Abbott, D. C. 1980, ApJ, 242, 1183
2. _. 1982, ApJ, 259, 282
3. Badnell, N. R. 1988, J. Phys. B, 21, 749
4. Bautista, M. A., & Pradhan, A. K. 1997, A&AS, 126, 365
5. Becker, S. R., & Butler, K. 1995, A&A, 301, 187
6. Bjorkman, J. E., & Cassinelli, J. P. 1993, ApJ, 409, 429
7. Busche, J. 2001, Ph.D. thesis, Univ. Pittsburgh
8. Busche, J., & Hillier, D. J. 2002, BAAS, 200, 74.17
9. Butler, K., Mendoza, C., & Zeippen, C. J. 1993, J. Phys. B, 26, 4409
10. Caputo, F., Marconi, M., & Ripepi, V. 1999, ApJ, 525, 784
11. Cassinelli, J. P., & Olson, G. L. 1979, ApJ, 229, 304
12. Castor, J., Abbott, D. C., & Klein, R. I. 1975, ApJ, 195, 157
13. Charbonnel, C., Meynet, G., Maeder, A., Schaller, G., & Schaerer, D. 1993, A&AS, 101, 415
14. Cole, A. 1998, ApJ, 500, L137
15. Cox, A. N. 2000, Allen's Astrophysical Quantities (4th ed.; New York: Springer)
16. Crowther, P. A., Hillier, D. J., Evans, C. J., Fullerton, A. W., De Marco, O., & Willis, A. J. 2002, ApJ, 579, 774
17. Crowther, P. A., Smith, L. J., & Hillier, D. J. 1995, A&A, 302, 457
18. Eversberg, T., Lépine, S., & Moffat, A. F. J. 1998, ApJ, 494, 799
19. Feldmeier, A. 1999, in IAU Colloq. 169, Variable and Non-spherical Stellar Winds in Luminous Hot Stars, ed. B. Wolf, O. Stahl, & A. W. Fullerton (Lecture Notes in Physics 523; Berlin: Springer), 285
20. Friend, D. B., & Abbott, D. C. 1986, ApJ, 311, 701
21. Fuhr, J. R., Martin, G. A., & Wiese, W. L. 1988, Atomic Transition Probabilities Iron through Nickel (J. Phys. Chem. Ref. Data, 17, Suppl. 4; New York: Am. Chem. Soc. & AIP)
22. Fullerton, A. W. 1999, in IAU Colloq. 169, Variable and Non-spherical Stellar Winds in Luminous Hot Stars, ed. B. Wolf, O. Stahl, & A. W. Fullerton (Lecture Notes in Physics 523; Berlin: Springer), 3
23. Gabler, R., Gabler, A., Kudritzki, R. P., Puls, J., & Pauldrach, A. 1989, A&A, 226, 162
24. Girardi, L., & Salaris, M. 2001, MNRAS, 323, 109
25. Hamann, W.-R., & Koesterke, L. 1998, A&A, 335, 1003
26. Haser, S. M., Pauldrach, A. W. A., Lennon, D. J., Kudritzki, R. P., Lennon, M., Puls, J., & Voels, S. A. 1998, A&A, 330, 285
27. Herald, J. E., Hillier, D. J., & Schulte-Ladbeck, R. E. 2001, ApJ, 548, 932
28. Herrero, A., Kudritzki, R. P., Vilchez, J. M., Kunaz, D., Butler, K., & Haser, S. 1992, A&A, 261, 209
29. Herrero, A., Puls, J., & Najarro, F. 2002, A&A, 396, 949
30. Herrero, A., Puls, J., & Villamariz, M. R. 2000, A&A, 354, 193
31. Hillier, D. J. 1991, A&A, 247, 455
32. _. 1997, in Wolf-Rayet Stars in the Framework of Stellar Evolution, Proc. 33rd Liège International Astrophysical Colloquium, ed. J. M. Vreux, A. Detal, D. Fraipont-Caro, E. Gosset, & G. Rauw (Liège: Univ. Liège), 509
33. Hillier, D. J., & Miller, D. L. 1998, ApJ, 496, 407
34. _. 1999, ApJ, 519, 354
35. Howarth, I. D., Siebert, K. W., Hussain, G. A. J., & Prinja, R. K. 1997, MNRAS, 284, 265
36. Hubeny, I., & Lanz, T. 1995, ApJ, 439, 875
37. Hummer, D. G., Abbott, D. C., Voels, S. A., & Bohannan, B. 1988, ApJ, 328, 704
38. Hummer, D. G., Berrington, K. A., Eissner, W., Pradhan, A. K., Saraph, H. E., Tully, J. A. 1993, A&A, 279, 298
39. Kudritzki, R. P., Pauldrach, A., Puls, J., & Abbott, D. C. 1989, A&A, 219, 205
40. Kudritzki, R. P., & Puls, J. 2000, ARA&A, 38, 613
41. Kurucz, R. L. 1988, in Transactions of the International Astronomical Union, Vol. XXB, ed. M. McNally (Dordrecht: Kluwer), 168
42. _. 1995, Kurucz CD-ROM 23, Atomic Line Data (Cambridge: SAO)
43. _. 2002, in AIP Conf. Proc. 636, Atomic and Molecular Data and Their Applications, ed. D. R. Schultz, P.S. Krstic, & F. Ownby (Melville: AIP), 134
44. Lamers, H. J. G. L. M., & Leitherer, C. 1993, ApJ, 412, 771
45. Lamers, H. J. G. L. M., Snow, T. P., & Lindholm, D. M. 1995, ApJ, 455, 269
46. Lépine, S., & Moffat, A. F. J. 1999, ApJ, 514, 909
47. Lépine, S., Moffat, A. F. J., & Henriksen, R. N. 1996, ApJ, 466, 392
48. Luo, D., & Pradhan, A. K. 1989, J. Phys. B, 22, 3377
49. Luo, D., Pradhan, A. K., Saraph, H. E., Storey, P. J., & Yu, Y. 1989, J. Phys. B, 22, 389
50. MacFarlane, J. J., Waldron, W. L., Corcoran, M. F., Wolf, M. J., Wang, P., & Cassinelli, J. P. 1993, ApJ, 419, 813
51. Maeder, A., & Meynet, G. 2001, A&A, 373, 555
52. Martins, F., Schaerer, D., & Hillier, D. J. 2002, A&A, 382, 999
53. Mendoza, C. 1983, in IAU Symp. 103, Planetary Nebula, ed. D. R. Flower (Dordrecht: Reidel), 143
54. Mendoza, C., Eissner, W., Le Dourneuf, M., & Zeippen, C. J. 1995, J. Phys. B, 28, 3485
55. Meynet, G., & Maeder, A. 2000, A&A, 361, 101
56. Meynet, G., Maeder, A., Schaller, G., Schaerer, D., & Charbonnel, C. 1994, A&AS, 103, 97
57. Mihalas, D., & Hummer, D. G. 1973, ApJ, 179, 827
58. Mihalas, D., Kunasz, P. B., & Hummer, D. 1975, ApJ, 202, 465
59. Moos, H. W., et al. 2000, ApJ, 538, L1
60. Nussbaumer, H., & Storey, J. 1983, A&A, 126, 75
61. _. 1984, A&AS, 56, 293
62. Opacity Project Team. 1995, The Opacity Project, Vol. 1 (Bristol: Institute of Physics Publications)
63. _. 1997, The Opacity Project, Vol. 2 (Bristol: Institute of Physics Publications)
64. Owocki, S. P. 1994, Ap&SS, 221, 3
65. Owocki, S. P., Castor, J. I., & Rybicki, G. B. 1988, ApJ, 335, 914
66. Owocki, S. P., Cranmer, S. R., & Gayley, K. G. 1996, ApJ, 472, L115
67. Pauldrach, A., Puls, J., & Kudritzki, R. P. 1986, A&A, 164, 86
68. Pauldrach, A. W. A., Kudritzki, R. P., Puls, J., Butler, K., & Hunsinger, J. 1994, A&A, 283, 525
69. Peach, G., Saraph, H. E., & Seaton, M. J. 1988, J. Phys. B, 21, 3669
70. Petrenz, P., & Puls, J. 1996, A&A, 312, 195
71. _. 2000, A&A, 358, 956
72. Poe, C. H., Owocki, S. P., & Castor, J. I. 1990, ApJ, 358, 199
73. Pradhan, A. K., Zhang, H. L., Nahar, S. N., Romano, P., & Baustista, M. A. 1996, BAAS, 189, 72.11
74. Puls, J., Springmann, U., & Lennon, M. 2000, A&AS, 141, 23
75. Puls, J., et al. 1996, A&A, 305, 171
76. Sahnow, D. J., et al. 2000, ApJ, 538, L7
77. Schaerer, D., & Schmutz, W. 1994, A&A, 288, 231
78. Seaton, M. J. 1987, J. Phys. B, 20, 6363
79. Sellmaier, F., Puls, J., Kudritzki, R. P., Gabler, A., Gabler, R., & Voels, S. A. 1993, A&A, 273, 533
80. Smith, K. C., & Howarth, I. D. 1998, MNRAS, 299, 1146
81. Taresch, G., et al. 1997, A&A, 321, 531
82. Tully, J. A., Seaton, M. J., & Berrington, K. A. 1990, J. Phys. B, 23, 3811
83. Udalski, A. 1998, Acta Astron., 48, 113
84. Venn, K. A. 1999, ApJ, 518, 405
85. Villamariz, M. R., & Herrero, A. 2000, A&A, 357, 597
86. Voels, S. A., Bohannan, B., Abbott, D. C., & Hummer, D. G. 1989, ApJ, 340, 1073
87. Walborn, N. R., Drissen, L., Parker, J. W., Sana, A., MacKenty, J. W., & White, R. L. 1999, AJ, 118, 1684
88. Walborn, N. R., Fullerton, A. W., Crowther, P. A., Bianchi, L., Hutchings, J. B., Pellerin, A., Sonneborn, G., & Willis, A. J. 2002, ApJS, 141, 443
89. Walborn, N. R., Lennon, D. J., Haser, S. M., Kudritzki, R. P., & Voels, S. A. 1995, PASP, 107, 104
90. Walborn, N. R., Lennon, D. J., Heap, S. R., Lindler, D. J., Smith, L. J., Evans, C. J., & Parker, J. W. 2000, PASP, 112, 1243
91. Westerlund, B. E. 1997, The Magellanic Clouds (Cambridge: Cambridge Univ. Press)
92. Wiese, W. L., Smith, M. W., & Glennon, B. M. 1966, Atomic Transition Probabilities, Vol. 1 (NSRDS-NBS 4; Washington: GPO)
93. Wiese, W. L., Smith, M. W., & Miles, B. M. 1969, Atomic Transition Probabilities, Vol. 2 (NSRDS-NBS 22; Washington: GPO)
94. Zhang, H. L., & Pradhan, A. K. 1997, A&AS, 126, 373