The hard X-ray source GRS 1734-292: A Seyfert 1 galaxy behind the Galactic Center

J. Martí, I. F. Mirabel, S. Chaty, L. F. Rodríguez

Research output: Contribution to journalArticlepeer-review

Abstract

The radio, infrared and optical counterparts of the hard X-ray source GRS 1734-292 (lII=358.°9, bII=+1.°4) are reported. The optical spectrum exhibits broad (> 1000 km s-1) Ha emission at a redshift of 0.0214±0.0005. The radio counterpart is a double-sided synchrotron jet of 5 arcsec, which at a distance of 87 Mpc corresponds to a size of 2 kpc. The multiwavelength observations of GRS 1734-292 indicate that this X-ray source is a Seyfert 1 galaxy behind 6 ± 1 magnitudes of visual absorption.

Original languageEnglish
Pages (from-to)72-78
Number of pages7
JournalAstronomy and Astrophysics
Volume330
Issue number1
Publication statusPublished - 1 Feb 1998
Externally publishedYes

Keywords

  • Galaxies: Seyfert
  • Galaxies: individual: GRS 1734-292=NVSS J173728-290802
  • Galaxy: center
  • Radio continuum: galaxies
  • X-rays: galaxies

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