English
Related papers

Related papers: A Swift view on IGR~J19149+1036

200 papers

IGRJ17361-4441 is a newly discovered INTEGRAL hard X-ray transient, located in the globular cluster NGC6388. We report here the results of the X-ray and radio observations performed with Swift, INTEGRAL, RXTE, and the Australia Telescope…

High Energy Astrophysical Phenomena · Physics 2015-05-30 E. Bozzo , C. Ferrigno , J. Stevens , T. M. Belloni , J. Rodriguez , P. R. den Hartog , A. Papitto , I. Kreykenbohm , F. Fontani , L. Gibaud

Context: AXJ1845.0-0433 was discovered by ASCA in 1993 during fast outburst activity characterized by several flares on short timescales. Up to now, the source was not detected again by any X-ray mission. Its optical counterpart is…

The discovery of the X-ray source IGR J17252-3616 by INTEGRAL was reported on 9 February 2004. Regular monitoring by INTEGRAL shows that IGR J17252-3616 is a persistent hard X-ray source with an average count rate of 0.96 counts/s (~6.4…

We report new X-ray results from the INTErnational Gamma-Ray Astrophysics Laboratory (INTEGRAL), Swift, Chandra, and XMM-Newton observations of the hitherto poorly studied unidentified X-ray transient IGR J17419-2802. We studied in detail…

High Energy Astrophysical Phenomena · Physics 2024-09-10 V. Sguera , L. Sidoli

We present analysis of archival X-ray data obtained with the XMM-Newton and Suzaku for a new Intermediate Polar identified as a counterpart of an INTEGRAL discovered gamma-ray source, IGR J17195-4100. We report a new period of 1053.7\pm12.2…

High Energy Astrophysical Phenomena · Physics 2015-06-11 V. Girish , K. P. Singh

We report on X-ray properties of the gamma-ray binary 1FGL J1018.6-5856 using observations obtained with the Swift X-ray telescope. Using 54 observations made between MJD 55575 and 55984, we find that the X-ray flux is modulated at a period…

High Energy Astrophysical Phenomena · Physics 2015-06-16 Hongjun An , Francois Dufour , Victoria M. Kaspi , Fiona A. Harrison

We report on the first broad-band (1-200 keV) simultaneous Chandra-INTEGRAL observations of the recently discovered hard X-ray transient IGR J17177-3656 that took place on 2011, March 22, about two weeks after the source discovery. The…

High Energy Astrophysical Phenomena · Physics 2015-05-28 A. Paizis , M. A. Nowak , J. Wilms , S. Chaty , S. Corbel , J. Rodriguez , M. Del Santo , P. Ubertini , R. Chini

We present an investigation of long-term modulation in the X-ray light curves of five little-studied candidate high-mass X-ray binaries using the Swift Burst Alert Telescope. IGR J14488-5942 and AX J1700.2-4220 show strong modulation at…

High Energy Astrophysical Phenomena · Physics 2017-09-20 Robin H. D. Corbet , Joel B. Coley , Hans A. Krimm

The X-ray source IGR J16318-4848 was the first source discovered by INTEGRAL on 2003, January 29. We carried out optical and near-infrared (NIR) observations at the European Southern Observatory (ESO La Silla) in the course of a Target of…

Astrophysics · Physics 2007-05-23 Sylvain Chaty , Philippe Filliatre

Swift discovered the high redshift GRB 050319 with the Burst Alert Telescope and began observing with its narrow field instruments only 225 s after the burst onset. The afterglow X-ray emission was monitored by the XRT up to 28 days after…

Swift J1818.0-1607 is a radio-loud magnetar with a spin period of 1.36 s and a dipolar magnetic field strength of B~3E14 G, which is very young compared to the Galactic pulsar population. We report here on the long-term X-ray monitoring…

The millisecond pulsar PSR B1259-63 and the Be star SS2883 are situated in a highly eccentric binary system, with orbital period ~3.4 years. We report on hard X-ray observations obtained with the INTEGRAL satellite close to the 2004…

Astrophysics · Physics 2007-05-23 S. E. Shaw , M. Chernyakova , J. Rodriguez , R. Walter , P. Kretschmar , S. Mereghetti

We present the first results from a long (51 ks) XMM-Newton observation of the Galactic X-ray binary Swift J1910.2-0546 in a intermediate state, obtained during its 2012 outburst. A clear, asymmetric iron emission line is observed and…

High Energy Astrophysical Phenomena · Physics 2019-08-17 R. C. Reis , M. T. Reynolds , J. M. Miller , D. J. Walton , D. Maitra , A. King , N. Degenaar

IGR J18214-1318, a Galactic source discovered by the International Gamma-Ray Astrophysics Laboratory, is a high-mass X-ray binary (HMXB) with a supergiant O-type stellar donor. We report on the XMM-Newton and NuSTAR observations that were…

We report on the Swift observations of the candidate supergiant fast X-ray transient (SFXT) IGR J16418-4532, which has an orbital period of ~3.7 d. Our monitoring, for a total of ~43 ks, spans over three orbits and represents the most…

High Energy Astrophysical Phenomena · Physics 2015-06-11 P. Esposito , P. Romano , V. Mangano , L. Ducci , S. Vercellone

All of the observations performed with the IBIS telescope onboard the INTEGRAL observatory during the first one and a half years of its in-orbit operation (from February 10, 2003, through July 2, 2004) have been analyzed to find X-ray…

Astrophysics · Physics 2009-11-11 I. V. Chelovekov , S. A. Grebenev , R. A. Sunyaev

We report on a broad-band X-ray study (0.5-250 keV) of the Supergiant Fast X-ray Transient IGR J18483-0311 using archival INTEGRAL data and a new targeted XMM-Newton observation. Our INTEGRAL investigation discovered for the first time an…

High Energy Astrophysical Phenomena · Physics 2015-06-23 V. Sguera , L. Sidoli , A. J. Bird , A. Bazzano

In the late afternoon of November 25, 2002 a gamma-ray burst (GRB) was detected in the partially coded field of view (about 7.3 deg from the centre) of the imager IBIS on board the INTEGRAL satellite. The instruments on-board INTEGRAL…

We report the discovery of X-ray pulsations at 105.2 Hz (9.5 ms) from the transient X-ray binary IGR J16597-3704 using NuSTAR and Swift. The source was discovered by INTEGRAL in the globular cluster NGC 6256 at a distance of 9.1 kpc. The…

We present the orbital solution for the newly discovered transient Be X-ray binary Swift J0243.6+6124 based on the data from gamma-ray burst monitor onboard Fermi obtained during the Oct 2017 outburst. We model the Doppler induced and…

High Energy Astrophysical Phenomena · Physics 2018-05-30 Victor Doroshenko , Sergey Tsygankov , Andrea Santangelo
‹ Prev 1 8 9 10 Next ›