The accelerations of stars orbiting the Milky Way's central black hole

Nature

Volumn 407, Issue 6802, 2000, Pages 349-351

  Ghez, A M ^a   Morris, M ^a   Becklin, E E ^a   Tanner, A ^a   Kremenek, T ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACCELERATION; ACCURACY; ARTICLE; ASTRONOMY; IMAGING; PRIORITY JOURNAL; VELOCITY;

EID: 0034699386     PISSN: 00280836     EISSN: None     Source Type: Journal    
DOI: 10.1038/35030032     Document Type: Article

References (22)

1. Eckart, A. & Genzel, R. Stellar proper motions in the central 0.1 pc of the Galaxy. Mon. Not. R. Astron. Soc. 284, 576-598 (1997).
2. Genzel, R., Eckart, A., Ott, T. & Eisenhauer, F. On the nature of the dark mass in the centre of the Milky Way. Mon. Not. R. Astron. Soc. 291-234, 219 (1997).
3. Genzel, R., Pichon, C., Eckart, A., Gerhard, O. E. & Ott, T. Stellar dynamics in the galactic centre: Proper motions and anisotropy. Mon. Not. R. Astron. Soc. (in the press).
4. Ghez, A. M., Klein, B. L., Morris, M. & Becklin, E. E. High proper-motion stars in the vicinity of Sagittarius A*: Evidence for a supermassive black hole at the center of our galaxy. Astrophys. J. 509, 678-686 (1998).
5. Maoz, E. Dynamical constraints on alternatives to supermassive black holes in galactic nuclei. Astrophys. J. 494, L181-L184 (1998).
6. Reid, M. J. The distance to the center of the Galaxy. Annu. Rev. Astron. Astrophys. 31, 345-372 (1993).
7. Matthews, K. & Soifer, B. T. in Astronomy with Infrared Arrays: The Next Generation (ed. McLean, I.) Vol. 190, 239-246 (Astrophysics and Space Sciences Library, Kluwer Academic, Dordrecht, 1994).
8. Matthews, K., Ghez, A. M., Weinberger, A. J. & Neugebauer, G. The diffraction-limited images from the W. M. Keck Telescope. Proc. Astron. Soc. Pacif. 108, 615-619 (1996).
9. Menten, K. M., Reid, M. J., Eckart, A. & Genzel, R. The position of Sgr A*: Accurate alignment of the radio and infrared reference frames at the galactic center. Astrophys. J. 475, L111-L114 (1997).
10. Lo, K. Y., Shen, Z.-Q., Zhao, J.-H. & Ho, P. T. Intrinsic size of SGR A*: 72 Schwarzschild radii. Astrophys. J. 508, L61-L64 (1998).
11. Reid, M. J., Readhead, A. C. S., Vermeulen, R. C. & Treuhaft, R. N. The proper motion of Sagittarius A*. I. First VLBA results. Astrophys. J. 524, 816-823 (1999).
12. Backer, D. C. & Sramek, R. A. Proper motion of the compact, nonthermal radio source in the galactic center, Sagittarius A*. Astrophys. J. 524, 805-815 (1999).
13. Salati, P. & Silk, J. A stellar probe of dark matter annihilation in galactic nuclei. Astrophys. J. 338, 24-31 (1989).
14. Tsiklauri, D. & Viollier, R. D. Dark matter concentration in the galactic center. Astrophys. J. 500, 591-595 (1998).
15. Gondolo, P. & Silk, J. Dark matter annihilation at the galactic center. Phys. Rev. Lett. 83, 1719-1722 (1999).
16. Torres, D. F., Capozziello, S. & Lambiase, G. A supermassive boson star at the galactic center? Astrophys. J. (in the press).
17. Romanowsky, A. & Kochanek, C. in Proceedings of Dynamics of Star Clusters and the Milky Way (ASP Conference Series, Astronomical Society of the Pacific, San Francisco, in the press).
18. Sanders, R. H. The case against a massive black hole at the Galactic Centre. Nature 359, 131-132 (1992).
19. Morris, M., Ghez, A. M. & Becklin, E. E. The galactic center black hole: clues for the evolution of black holes in galactic nuclei. Adv. Space Res. 23, 959-968 (1999).
20. Gerhard, O. The galactic center He I stars: remains of a dissolved young cluster? Astophys. J. (submitted).
21. Salim, S. & Gould, A. Sagittarius A* "Visual Binaries": A direct measurement of the galactocentric distance. Astrophys. J. 523, 633-641 (1999).
22. Babu, G. J. & Feigelson, E. D. Astrostatistics (Chapman & Hall, London, 1996).