SIMBAD references

2004A&A...425L..49R - Astronomy and Astrophysics, volume 425, L49-52 (2004/10-3)

Hard X-ray view of the past activity of Sgr A* in a natural Compton mirror.

REVNIVTSEV M.G., CHURAZOV E.M., SAZONOV S.Y., SUNYAEV R.A., LUTOVINOV A.A., GILFANOV M.R., VIKHLININ A.A., SHTYKOVSKY P.E. and PAVLINSKY M.N.

Abstract (from CDS):

We report the association of the recently discovered hard X-ray source IGR J17475-2822 with the giant molecular cloud Sgr B2 in the Galactic Center region. The broad band (3-200keV) spectrum of the source constructed from data of different observatories strongly supports the idea that the X-ray emission of Sgr B2 is Compton scattered and reprocessed radiation emitted in the past by the Sgr A* source. We conclude that 300-400 years ago Sgr A* was a low luminosity

Abstract Copyright:

Journal keyword(s): Galaxy: center - ISM: clouds: individual: Sgr B2 - X-rays: ISM

Simbad objects: 3

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