The origin of cyclic period changes in close binaries: The case of the Algol binary WW Cygni

Astronomical Journal

Volumn 123, Issue 1 1753, 2002, Pages 450-457

  Zavala, Robert T ^a,b   McNamara, Bernard J ^a   Harrison, Thomas E ^a   Galvan, Eduardo ^a   Galvan, Javier ^a   Jarvis, Thomas ^a   Killgore, GeeAnn ^a   Mireles, Omar R ^a   Olivares, Diana ^a   Rodriguez, Brian A ^a   Sanchez, Matthew ^a   Silva, Allison L ^a   Silva, Andrea L ^a   Silva Velarde, Elena ^a  

^a NEW MEXICO STATE UNIVERSITY   (United States)

^b NATIONAL RADIO ASTRONOMY OBSERVATORY   (United States)

Author keywords

Binaries: eclipsing; Stars: individual (WW Cygni); Stars: late type; Stars: rotation

Indexed keywords

EID: 0001609202     PISSN: 00046256     EISSN: None     Source Type: Journal    
DOI: 10.1086/338084     Document Type: Article

References (81)

1. Applegate, J. H. 1992, ApJ, 385, 621
2. Applegate, J. H., & Patterson, J. 1987, ApJ, 322, L99
3. Baldwin, M. E., & Samolyk, G. 1995, Observed Minima Timings of Eclipsing Binaries, Number 2 (Cambridge: AAVSO)
4. _. 1996, Observed Minima Timings of Eclipsing Binaries, Number 3 (Cambridge: AAVSO)
5. _. 1997, Observed Minima Timings of Eclipsing Binaries, Number 4 (Cambridge: AAVSO)
6. Baliunas, S. L., et al. 1995, ApJ, 438, 269
7. Batten, A. H., & Fletcher, J. M. 1978, PASP, 90, 312
8. Bessell, M. S. 1990, PASP, 102, 1181
9. Borkovits, T., & Hegedüs, T. 1996, A&AS, 120, 63
10. Buckner, M., Nellermoe, B., & Mutel, R. 1998, Inf. Bull. Variable Stars, No. 4559
11. Chambliss, C. R. 1992, PASP, 104, 663
12. DeCampli, W. M., & Baliunas, S. L. 1979, ApJ, 230, 815
13. Degirmenci, Ö. L., Gülmen, Ö., Sezer, C., Erdem, A., & Devlen, A. 2000, A&A, 363, 244
14. Demircan, O., Akalin, A., Selam, S., & Mueyesseroglu, Z. 1995, A&AS, 114, 167
15. Derman, E., & Demircan, O. 1992, Ap&SS, 189, 309
16. Ertan, A. Y. 1981, Ap&SS, 77, 391
17. Etzel, P. B., & Olson, E. C. 1995, AJ, 110, 1809
18. Frieboes-Conde, H., & Herczeg, T. 1973, A&AS, 12, 1
19. Giuricin, G., & Mardirossian, F. 1981, A&AS, 45, 85
20. Giuricin, G., Mardirossian, F., & Mezzetti, M. 1983, ApJS, 52, 35
21. Graff, K. 1922, Astron. Nachr., 217, 349
22. Grauer, A. D., McCall, J., Reaves, L. C., & Tribble, T. L. 1977, AJ, 82, 740
23. Gülmen, Ö., Sezer, C., & Güdür, N. 1985, A&AS, 60, 389
24. Hall, D. S. 1976, in IAU Colloq. 29, Multiple Periodic Variable Stars, ed. W. S. Fitch (Dordrecht: Reidel), 287
25. _. 1989, Space Sci. Rev., 50, 219
26. _. 1991, ApJ, 380, L85
27. Hall, D. S., Cannon, R. O., III, & Rhombs, C. G. 1973, PASP, 85, 420
28. Hall, D. S., & Kreiner, J. M. 1980, Acta Astron., 30, 387
29. Hall, D. S., & Stuhlinger, T. 1976, Acta Astron., 26, 109
30. Hall, D. S., & Wawrukiewicz, A. S. 1972, PASP, 84, 541
31. Hall, D. S., & Woolley, K. S. 1973, PASP, 85, 618
32. Hayasaka, T. 1979, PASJ, 31, 271
33. Helt, B. E. 1987, A&A, 172, 155
34. Hobart, M. A., Peña, J. H., Peniche, R., Rodriguez, E., Garrido, R., Ríos-Berúmen, M., Ríos-Herrera, M., & López-Cruz, O. 1994, Rev. Mexicana Astron. Astrofis., 28, 111
35. Koch, R. H. 1960, AJ, 65, 139
36. _. 1962, AJ, 67, 130
37. _. 1963, AJ, 68, 785
38. Kopal, Z. 1978, Dynamics of Close Binary Systems (Dordrecht: Reidel)
39. Kreiner, J. M. 1971, Acta Astron., 21, 365
40. Kreiner, J. M., & Tremko, J. 1988, Bull. Astron. Inst. Czechoslovakia, 39, 73
41. Kreiner, J. M., & Ziolkowski, J. 1978, Acta Astron., 28, 497
42. Kulkarni, A. G., & Abyankar, K. D. 1980, Ap&SS, 67, 205
43. Kwee, K. K. 1958, Bull. Astron. Inst. Netherlands, 14, 131
44. Kwee, K. K., & van Woerden, H. 1956, Bull, Astron. Inst. Netherlands, 12, 327
45. Lanza, A. F., & Rodonò, M. 1999, A&A, 349, 887
46. Lanza, A. F., Rodonò, M., & Rosner, R. 1998, MNRAS, 296, 893
47. Lu, W. 1992, Acta Astron., 42, 73
48. Mallama, A. D. 1982, Commun. IAPPP, 7, 14
49. Marsh, T. R., & Pringle, J. E. 1990, ApJ, 365, 677
50. Massey, P., & Jacoby, G. H. 1992, in ASP Conf. Ser. 23, Astronomical CCD Observing and Reduction Techniques, ed. S. B. Howell (San Francisco: ASP), 240
51. Mayer, P. 1984, Bull. Astron. Inst. Czechoslovakia, 35, 180
52. McCook, G. P. 1971, AJ, 76, 449
53. Narusawa, S., Nakamura, Y., & Yamasaki, A. 1994, AJ, 107, 1141
54. Olson, E. C. 1989, AJ, 98, 1002
55. Parker, E. N. 1979, Cosmic Magnetic Fields (Oxford: Clarendon)
56. Parthasarathy, M., & Sarma, M. B. K. 1980, Ap&SS, 72, 477
57. Plavec, M. J., & Dobias, J. J. 1987, AJ, 93, 171
58. Press, W. H., Teukolsky, S. A., Vetterling, W. T., & Flannery, B. P. 1992, Numerical Recipes in Fortran (2nd ed.; Cambridge: Cambridge Univ. Press)
59. Quester, W. 1968, Inf. Bull. Variable Stars, No. 283
60. Qian, S. 2000a, AJ, 119, 901
61. _. 2000b, A&AS, 146, 377
62. _. 2001, AJ, 121, 1614
63. Qian, S., Liu, Q., & Yang, Y. 1998, Publ. Yunnan Obs., 75, 1
64. Richards, M. T. 1990, ApJ, 350, 372
65. Richards, M. T., & Albright, G. E. 1993, ApJS, 88, 199
66. Rovithis-Livaniou, H., Kalimeris, A., Kranidiotis, A., Athanassiades, G., & Rovithis, P. 2001, in ASP Conf. Ser. 229, Evolution of Binary and Multiple Star Systems, ed. Ph. Podsiadlowski, S. Rappaport, A. R. King, F. D'Antona, & L. Burderi (San Francisco: ASP), 229
67. Rovithis-Livaniou, H., Kranidiotis, A. N., Rovithis, P., & Athanassiades, G. 2000, A&A, 354, 904
68. Schöeffel, E. 1977, A&A, 61, 107
69. Schultz, E., & Walter, K. 1977, A&AS, 29, 51
70. Shenghong, G., Quingyao, L., Yulan, Y., Bi, W., & Zhankui, H. 1994, Inf. Bull. Variable Stars, No. 4060
71. Simon, V. 1996, A&A, 311, 915
72. _. 1997, A&A, 327, 1087
73. Sisteró, R. F. 1971, Bull. Astron. Inst. Czechoslovakia, 22, 188
74. Sisteró, R. F., Fourcade, C. R., & Laborde, J. R. 1969, Inf. Bull. Variable Stars, No. 402
75. Soderhjelm, S. 1980, A&A, 89, 100
76. Struve, O. 1946, ApJ, 104, 253
77. Taylor, M. 1981, J. AAVSO, 10, 83
78. Tout, C. A., & Hall, D. S. 1991, MNRAS, 253, 9
79. Walter, K. 1976, A&AS, 26, 227
80. Warner, B. W. 1988, Nature, 336, 129
81. Yoon, T. S., Honeycutt, R. K., Kaitchuck, R. H., & Schlegel, E. M. 1994, PASP, 106, 239