A mass transfer origin for blue stragglers in NGC 188 as revealed by half-solar-mass companions

Nature

Volumn 478, Issue 7369, 2011, Pages 356-359

  Geller, Aaron M ^a,b   Mathieu, Robert D ^a  

^a UNIVERSITY OF WISCONSIN MADISON   (United States)

^b NORTHWESTERN UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

HYDROGEN;

CLUSTER ANALYSIS; CORRELATION; DATA SET; FREQUENCY ANALYSIS; HYDROGEN; MASS TRANSFER; NUMERICAL MODEL;

ARTICLE; ASTRONOMY; COLOR; COSMOLOGICAL PHENOMENA; MODEL; PRIORITY JOURNAL;

EID: 80055016838     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature10512     Document Type: Article

References (30)

1. Sollima, A. The evolution of the binary population in globular clusters: a full analytical computation. Mon. Not. R. Astron. Soc. 388, 307-322 (2008).
2. Knigge, C., Leigh, N. & Sills, A. A binary origin for 'blue stragglers' in globular clusters. Nature 457, 288-290 (2009).
3. Ferraro, F. R. et al. HST observations of blue straggler stars in the core of the globular cluster M3. Astron. Astrophys. 324, 915-928 (1997). (Pubitemid 127537518)
4. Leonard, P. J. T. The implications of the binary properties of the M67 blue stragglers. Astron. Astrophys. 470, 521-527 (1996).
5. Leigh, N. & Sills, A. An analytic technique for constraining the dynamical origins of multiple star systems containing merger products. Mon. Not. R. Astron. Soc. 410, 2370-2384 (2011).
6. Sandquist, E. L. Blue stragglers in low-luminosity star clusters. Astrophys. J. 635, L73-L76 (2005).
7. Hurley, J. R., Pols, O. R., Aarseth, S. J. & Tout, C. A. A complete N-body model of the old open cluster M67. Mon. Not. R. Astron. Soc. 363, 293-314 (2005). (Pubitemid 41436630)
8. Sarajedini, A., von Hippel, T., Kozhurina-Platais, V. & Demarque, P. WIYN Open Cluster Study. II. UBVRI CCD photometry of the open cluster NGC 188. Astron. J. 118, 2894-2907 (1999).
9. Perets, H. B. & Fabrycky, D. C. On the triple origin of blue stragglers. Astrophys. J. 697, 1048-1056 (2009).
10. Mathieu, R. D.& Geller, A. M. A binary star fraction of 76 per cent and unusual orbit parameters for the blue stragglers of NGC 188. Nature 462, 1032-1035 (2009).
11. Mathieu, R. D. in Stellar Clusters and Associations: Convection, Rotation, and Dynamos (eds Pallavicini, R., Micela, G.& Sciortino, S.) 517-531 (Astron. Soc. Pacif. Conf. Ser. 198, ASP, 2000).
12. Geller, A. M., Mathieu, R. D., Harris, H. C. & McClure, R. D. WIYN Open Cluster Study. XXXVI. Spectroscopic binary orbits in NGC 188. Astron. J. 137, 3743-3760 (2009).
13. Mazeh, T. & Goldberg, D. On the study of the mass ratio of spectroscopic binaries. Astrophys. J. 394, 592-598 (1992).
14. McCrea, W. H. Extended main-sequence of some stellar clusters. Mon. Not. R. Astron. Soc. 128, 147-155 (1964).
15. Hurley, J. R., Tout, C. A. & Pols, O. R. Evolution of binary stars and the effect of tides on binary populations. Mon. Not. R. Astron. Soc. 329, 897-928 (2002).
16. Belczynski, K. et al. Compact object modeling with the StarTrack population synthesis code. Astrophys. J. Suppl. Ser. 174, 223-260 (2008).
17. Chen, X. & Han, Z. Mass transfer froma giant star to a main-sequence companion and its contribution to long-orbital-period blue stragglers. Mon. Not. R. Astron. Soc. 387, 1416-1430 (2008).
18. Hurley, J. R.&Shara, M. M. Thepromiscuous nature of stars in clusters. Astrophys. J. 570, 184-189 (2002).
19. Soker, N. Eccentric orbits of close companions to asymptotic giant branch stars. Astron. Astrophys. 357, 557-560 (2000).
20. Bonacić Marinović, A. A., Glebbeek, E. & Pols, O. R. Orbital eccentricities of binary systems with a former AGB star. Astron. Astrophys. 480, 797-805 (2008). (Pubitemid 351457631)
21. Sepinsky, J. F., Willems, B., Kalogera, V. & Rasio, F. A. Interacting binaries with eccentric orbits. II. Secular orbital evolutiondue tonon-conservativemass transfer. Astrophys. J. 702, 1387-1392 (2009).
22. Carney, B. W., Latham, D. W. & Laird, J. B. Metal-poor field blue stragglers: more evidence for mass transfer. Astron. J. 129, 466-479 (2005). (Pubitemid 40322468)
23. Carney, B. W., Latham, D. W. & Laird, J. B. A survey of proper-motion stars. VIII-On the Galaxy's third population. Astron. J. 97, 423-430 (1989).
24. Ivanova, N. inMultiple Stars Across the H-R Diagram(edsHubrig, S. Petr-Gotzens, M. & Tokovinin, A.) 101-106 (2008).
25. Tokovinin, A., Thomas, S., Sterzik, M. & Udry, S. Tertiary companions to close spectroscopic binaries. Astron. Astrophys. 450, 681-693 (2006).
26. Tokovinin, A. A. MSC-a catalogue of physical multiple stars. Astron. Astrophys. Suppl. Ser. 124, 75-84 (1997).
27. Robin, A. C., Reylé, C., Derrière, S. & Picaud, S. A synthetic view on structure and evolution of the Milky Way. Astron. Astrophys. 409, 523-540 (2003).
28. Hurley, J. R., Pols, O. R. & Tout, C. A. Comprehensive analytic formulae for stellar evolution as a function of mass and metallicity. Mon. Not. R. Astron. Soc. 315, 543-569 (2000).
29. Marigo, P. et al. Evolution of asymptotic giant branch stars. II. Optical to far-infrared isochroneswith improvedTP-AGBmodels.Astron.Astrophys. 482,883-905 (2008). (Pubitemid 351574160)
30. Kroupa, P. On the variation of the initial mass function. Mon. Not. R. Astron. Soc. 322, 231-246 (2001). (Pubitemid 33632745)