Estimating the parameters of the Sgr A* black hole

General Relativity and Gravitation

Volumn 43, Issue 4, 2011, Pages 977-988

  de Paolis, F ^a,b   Ingrosso, G ^a,b   Nucita, A A ^c   Qadir, A ^d   Zakharov, A F ^e,f  

^a UNIVERSITY OF SALENTO   (Italy)

^b INFN SEZIONE DI LECCE   (Italy)

^c CNRS   (France)

^d NATIONAL UNIVERSITY OF SCIENCES AND TECHNOLOGY   (Pakistan)

^e INSTITUTE FOR THEORETICAL AND EXPERIMENTAL PHYSICS   (Russian Federation)

^f JOINT INSTITUTE FOR NUCLEAR RESEARCH   (Russian Federation)

Author keywords

Black holes; Galactic center (Sgr A*); Gravitational lensing; Strong gravitation field relativistic effects

Indexed keywords

EID: 79953052617     PISSN: 00017701     EISSN: 15729532     Source Type: Journal    
DOI: 10.1007/s10714-010-1122-1     Document Type: Article

References (42)

1. Holz D. E., Wheeler J. A.: Retro-MACHOs: π in the sky?. Astrophys. J. 57, 330 (2002).
2. De Paolis F., Geralico A., Ingrosso G., Nucita A. A.: The black hole at the galactic center as a possible retro-lens for the S2 orbiting star. Astron. Astrophys. 409, 809 (2003).
3. Virbhadra K. S., Ellis G. F. R.: Schwarzschild black hole lensing. Phys. Rev. D 62, 084003 (2000).
4. Virbhadra K. S.: Relativistic images of Schwarzschild black hole lensing. Phys. Rev. D 79, 083004 (2009).
5. Alexander T.: Stellar processes near the massive black hole in the galactic center. Phys. Rep. 419, 65 (2005).
6. Schödel R. etal.: A star in a 15. 2-year orbit around the supermassive black hole at the centre of the Milky Way. Nature 419, 694 (2002).
7. Reid M. J. etal.: The position of sagittarius A*. III. Motion of the stellar cusp. Astrophys. J. 659, 378 (2007).
8. Ghez A. M. etal.: Full three dimensional orbits for multiple stars on close approaches to the central supermassive black hole. Astron. Nachr. 324, 527 (2003).
9. Ghez A. M. etal.: Stellar orbits around the galactic center black hole. Astrophys. J. 620, 744 (2005).
10. Narayan J. etal.: Advection-dominated accretion model of Sagittarius A*: evidence for a black hole at the galactic center. Astrophys. J. 492, 554 (1998).
11. Belanger G. etal.: Periodic modulations in an X-ray flare from Sagittarius A*. J. Phys. 54, 420 (2006).
12. Boyer R. H., Price T. G.: An interpretation of the Kerr metric in general relativity. Proc. Camb. Philos. Soc. 61, 531 (1965).
13. Bini D. etal.: Periastron shift in Weyl class spacetimes. Gen. Relativ. Gravit. 37, 1263 (2005).
14. Nucita A. A. etal.: Sgr A*: a laboratory to measure the central black hole and cluster parameters. Publ. Astron. Soc. Pac. 119, 349 (2007).
15. Yelda, S., etal.: Increasing the scientific return of stellar orbits at the galactic center. Preprint. astro-ph/1002. 1729v1.
16. Ohanian H. C.: The black hole as a gravitational "lens". Am. J. Phys. 55, 428 (1987).
17. Eiroa E. E., Torres D. F.: Strong field limit analysis of gravitational retrolensing. Phys. Rev. D 69, 063004 (2004).
18. Carter B.: Global structure of the Kerr family of gravitational fields. Phys. Rev. 174, 1559 (1968).
19. Bozza V.: Quasiequatorial gravitational lensing by spinning black holes in the strong field limit. Phys. Rev. D 67, 103006 (2003).
20. De Paolis F., Ingrosso G., Geralico A., Nucita A. A., Qadir A.: Kerr black holes as retro-MACHOs. Astron. Astrophys. 415, 1 (2004).
21. Zakharov A. F. etal.: Measuring the black hole parameters in the galactic center with RADIOASTRON. New Astron. 10, 479 (2005).
22. Zakharov A. F. etal.: Direct measurements of black hole charge with future astrometrical missions. Astron. Astrophys. 442, 795 (2005).
23. Bozza V. etal.: Analytic Kerr black hole lensing for equatorial observers in the strong deflection limit. Phys. Rev. D 72, 083003 (2005).
24. Vázquez S. E., Esteban E. P.: Strong-field gravitational lensing by a Kerr black hole. Nuovo Cimento B 119, 489 (2004).
25. Bozza V., De Luca F., Scarpetta G.: Kerr black hole lensing for generic observers in the strong deflection limit. Phys. Rev. D 74, 063001 (2006).
26. Doeleman S. S. etal.: Event-horizon-scale structure in the supermassive black hole candidate at the galactic centre. Nature 455, 78 (2008).
27. Penrose R., Floyd R. M.: Extraction of rotational energy from a black hole. Nat. Phys. Sci. 229, 177 (1971).
28. Christodoulou D., Ruffini R.: Reversible transformations of a charged black hole. Phys. Rev. D 4, 3552 (1971).
29. Chandrasekhar S.: The Mathematical Theory of Black Holes. Oxford University Press, New York (1983).
30. Beckwith K., Done C.: Extreme gravitational lensing near rotating black holes. Mon. Notices R. Astron. Soc. 359, 1217 (2005).
31. Jovanovi'c, P., Popovi'c, L. C.: X-ray emission from accretion disks of AGN: signatures of supermassive black holes. Preprint (2009). astro-ph/0903. 0978v1.
32. Bozza V., Mancini L.: Time delay in black hole gravitational lensing as a distance estimator. Gen. Relativ. Gravit. 36, 435 (2004).
33. National Research Council 2001: Astronomy and Astrophysics in the New Millennium. Nat. Ac. Press, Washington D. C.
34. VLBI web page at: http://www. mpifr-bonn. mpg. de/div/vlbi.
35. Middelberg, E., etal.: In: Ros, E., Porcas, R. W., Lobanov, A. P., Zensus, J. A. (eds.) 6th European VLBI Network Symposium on New Developments in VLBI Science and Technology (2002).
36. MAXIM web page at: http://maxim. gsfc. nasa. gov/.
37. Constellation X web page at: http://constellation. gsfc. nasa. gov.
38. Hall J., Gondolo P.: Stellar orbit constraints on neutralino annihilation at the galactic center. Phys. Rev. D 74, 063511 (2006).
39. Zakharov A. F. etal.: Apoastron shift constraints on dark matter distribution at the galactic center. Phys. Rev. D 76, 062001 (2007).
40. Zakharov A. F. etal.: The role of dark matter and dark energy in cosmological models: theoretical overview. Space Sci. Rev. 148, 301 (2009).
41. Gillessen S. etal.: Monitoring stellar orbits around the massive black hole in the galactic center. Astrophys. J. 692, 1075 (2009).
42. Bozza V., Mancini L.: Gravitational lensing of stars orbiting the massive black hole in the galactic center. Astrophys. J. 696, 701 (2009).