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Multiple near-infrared wavelengths observations, carried out since 1993 on the galactic superluminal source of relativistic ejections GRS 1915+105, have yielded three important results. 1) The infrared counterpart of GRS 1915+105 exhibits…

天体物理学 · 物理学 2007-05-23 S. Chaty , I. F. Mirabel , L. F. Rodriguez , P. -A. Duc , M. Sauvage , A. J. Castro-Tirado , P. Callanan

We have observed an extended region surrounding the first discovered galactic superluminal source GRS 1915+105, seeking evidence of interaction between the relativistic ejecta of that object and the interstellar medium. We find two radio…

天体物理学 · 物理学 2009-10-31 S. Chaty , L. F. Rodriguez , I. F. Mirabel , T. R. Geballe , Y. Fuchs , A. Claret , C. J. Cesarsky , D. Cesarsky

We report on extensive X-ray observations of the galactic superluminal motion source GRS 1915+105 with the RXTE satellite over the last year. More than 130 RXTE pointings have been performed. GRS 1915+105 displays drastic X-ray intensity…

天体物理学 · 物理学 2009-10-30 J. Greiner , E. Morgan , R. Remillard

We report simultaneous observations in the X-ray, infrared, and radio wavelengths of the galactic superluminal source GRS 1915+105. During episodes of rapid disappearance and follow up replenishment of the inner accretion disk evidenced by…

天体物理学 · 物理学 2007-05-23 I. F. Mirabel , V. Dhawan , S. Chaty , L. F. Rodriguez , J. Marti , C. R. Robinson , J. Swank , T. Geballe

A near-infrared jet emanating from the galactic superluminal source GRS 1915+105, discovered at $\lambda$ = 2.2 micrometer by Sams et al. (1996) on 18-21 July 1995, was not seen later anymore, neither in the Mirabel et al. (1996) images,…

天体物理学 · 物理学 2007-05-23 S. Chaty , I. F. Mirabel

We have carried out radio studies of the surroundings of the superluminal microquasar GRS~1915+105. Our main goal was to understand the possible relation of GRS~1915+105 with two infrared/radio sources that appear symmetrically located with…

天体物理学 · 物理学 2007-05-23 L. F. Rodriguez , I. Felix Mirabel

To unravel the effect of likely interactions between the energetic ejections of the galactic superluminal source GRS 1915+105 and its surrounding interstellar medium, we observed its environment. Two IRAS sources are symmetrically placed…

天体物理学 · 物理学 2016-08-30 S. Chaty , L. F. Rodriguez , I. F. Mirabel

A new class of X-ray sources was clearly established with the discovery of highly relativistic radio jets from the galactic sources GRS 1915+105 and GRO J1655-40. Both of these objects have given us a broader view of black holes and the…

天体物理学 · 物理学 2007-05-23 B. A. Harmon

We report simultaneous millimetre and infrared observations of a sequence of very large amplitude quasi-periodic oscillations from the black hole X-ray binary GRS 1915+105. These oscillations are near the end of a sequence of over 700…

天体物理学 · 物理学 2009-10-31 R. P. Fender , G. G. Pooley

Based on new millimeter and radio observations, we reevaluate the total hydrogen column density along the line of sight to the microquasar GRS 1915+105 to NH=(3.5 +/- 0.3) 10^22 cm^-2. Our value is consistent with the one derived from X-ray…

天体物理学 · 物理学 2009-11-10 C. Chapuis , S. Corbel

We calculate the flux and size ratio of radio emitting features moving in antiparallel directions at relativistic speeds, taking into account that the pattern we observe may move at a velocity different from the one of the emitting plasma.…

天体物理学 · 物理学 2016-08-30 Gianluigi Bodo , Gabriele Ghisellini

GRS 1915$+$105 is a stellar-mass black hole that is well known for exhibiting at least 12 distinct classes of X-ray variability and correlated multi-wavelength behavior. Despite such extraordinary variability, GRS 1915$+$105 remained one of…

高能天体物理现象 · 物理学 2021-03-10 Mayura Balakrishnan , J. M. Miller , M. T. Reynolds , E. Kammoun , A. Zoghbi , B. E. Tetarenko

The galactic superluminal motion source GRS 1915+105 was observed with RXTE at several occasions during its ongoing active state. The observed X-ray intensity changes drastically on a variety of time scales ranging from sub-seconds to days.…

天体物理学 · 物理学 2007-05-23 J. Greiner , E. H. Morgan , R. A. Remillard

We report imaging photometry of the radio-jet black hole candidate source GRS 1915+105 in the infrared K band. The observations reveal rapid infrared flare events on timescales of less than an hour. These events are strikingly similar to…

天体物理学 · 物理学 2016-01-13 R. P. Fender , G. G. Pooley , C. Brocksopp , S. J. Newell

We present the first detections of the black hole X-ray binary GRS 1915+105 at sub-millimetre wavelengths. We clearly detect the source at 350 GHz on two epochs, with significant variability over the 24 hr between epochs. Quasi-simultaneous…

天体物理学 · 物理学 2009-10-31 R. N. Ogley , S. J. Bell Burnell , R. P. Fender , G. G. Pooley , E. B. Waltman

The Galactic black hole transient GRS1915+105 is famous for its markedly variable X-ray and radio behaviour, and for being the archetypal galactic source of relativistic jets. It entered an X-ray outburst in 1992 and has been active ever…

(Abridged) We report the results of monitoring observations of the Galactic microquasar GRS 1915+105 performed simultaneously with INTEGRAL and RXTE Ryle . We present the results of the whole \integral campaign, report the sources that are…

The superluminal X-ray transient source GRS 1915+105 was observed during July 20-29, 1996 with the Indian X-ray Astronomy Experiment (IXAE) on the Indian satellite IRS-P3 launched on March 21, 1996 from Shriharikota Range in India. During…

天体物理学 · 物理学 2007-05-23 B. Paul , P. C. Agrawal , A. R. Rao

Rest-frame 0.48-1.1 micron emission line strengths and molecular gas mass (H_2) upper limits for 3 luminous infrared sources - the hyperluminous infrared galaxies IR F09105+4108 (z=0.44), IR F15307+3252 (z=0.93), and the optically-selected…

天体物理学 · 物理学 2009-10-30 A. S. Evans , D. B. Sanders , R. M. Cutri , S. J. E. Radford , J. A. Surace , P. M. Solomon , D. Downes , C. Kramer

The galactic superluminal motion source GRS 1915+105 has been extensively observed with the RXTE satellite over the last two years. More than 250 RXTE pointings have been performed until mid-May 1998 with more than 1.5 Msec exposure time on…

天体物理学 · 物理学 2009-10-30 J. Greiner , E. Morgan , R. Remillard
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