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Related papers: A multi-observatory database of X-ray pulsars in t…

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We report on $XMM-Newton$ EPIC observations of the young pulsar J2022+3842, with a characteristic age of 8.9 kyr. We detected X-ray pulsations and found the pulsation period $P\approx 48.6$ ms, and its derivative $\dot{P}\approx 8.6\times…

High Energy Astrophysical Phenomena · Physics 2015-06-19 P. Arumugasamy , G. G. Pavlov , O. Kargaltsev

We have monitored 41 Be/X-ray binary systems in the Small Magellanic Cloud over ~9 years using PCA-RXTE data from a weekly survey program. The resulting light curves were analysed in search of orbital modulations with the result that 10…

Local-Group galaxies provide access to samples of X-ray source populations of whole galaxies. The XMM-Newton survey of the Small Magellanic Cloud (SMC) completely covers the bar and eastern wing with a 5.6 deg^2 area in the (0.2-12.0) keV…

High Energy Astrophysical Phenomena · Physics 2015-06-16 R. Sturm , F. Haberl , W. Pietsch , J. Ballet , D. Hatzidimitriou , D. A. H. Buckley , M. Coe , M. Ehle , M. D. Filipovic , N. La Palombara , A. Tiengo

In this paper we present the identification of two periodic X-ray signals coming from the direction of the Small Magellanic Cloud (SMC). On detection with the Rossi X-ray Timing Explorer (RXTE), the 175.4s and 85.4s pulsations were…

High Energy Astrophysical Phenomena · Physics 2015-06-15 L. J. Townsend , S. P. Drave , A. B. Hill , M. J. Coe , R. H. D. Corbet , A. J. Bird

Analysis of the longterm photometric variability of 7 Be/X-ray-pulsar systems in the Small Magellanic Cloud has been carried out. We find a variety of types of variability are present, including: longterm irregular changes, periodic orbital…

Astrophysics · Physics 2008-11-26 P. C. Schmidtke , A. P. Cowley

The first INTEGRAL observations of the Small Magellanic Cloud (carried out in 2003) are reported in which two sources are clearly detected. The first source, SMC X-1, shows a hard X-ray eclipse and measurements of its pulse period indicate…

We report the first rotation powered pulsars discovered in the Small Magellanic Cloud (SMC) in more than a decade. PSR J0043-73 and PSR J0052-72 were discovered during a Parkes Multi-Beam (PMB) survey of MCSNR J0127-7332, and five new,…

High Energy Astrophysical Phenomena · Physics 2019-06-12 N. Titus , B. W. Stappers , V. Morello , M. Caleb , M. D. Filipovic , V. A. McBride , W. C. G. Ho , D. A. H. Buckley

We report pulsations in the X-ray flux of RX J0101.3-7211 in the Small Magellanic Cloud (SMC) with a period of 455+/-2 s in XMM-Newton EPIC-PN data. The X-ray spectrum can be described by a power-law with a photon index of 0.6+/-0.1. Timing…

Astrophysics · Physics 2009-11-06 M. Sasaki , F. Haberl , S. Keller , W. Pietsch

We identify a new candidate for a Be/X-ray binary in the XMM-Newton slew survey and archival Swift observations that is located in the transition region of the Wing of the Small Magellanic Cloud and the Magellanic Bridge. We investigated…

High Energy Astrophysical Phenomena · Physics 2015-06-22 R. Sturm , F. Haberl , G. Vasilopoulos , E. S. Bartlett , P. Maggi , A. Rau , J. Greiner , A. Udalski

The X-ray binary population of the SMC is very different from that of the Milky Way consisting, with one exception, entirely of transient pulsating Be/neutron star binaries. We have now been monitoring these SMC X-ray pulsars for over 10…

The Magellanic Clouds host a large population of high-mass X-ray binary (HMXB) systems, but although the Large Magellanic Cloud (LMC) is an order of magnitude more massive than the Small Magellanic Cloud, significantly fewer HMXBs are…

Solar and Stellar Astrophysics · Physics 2022-06-08 F. Haberl , C. Maitra , G. Vasilopoulos , P. Maggi , A. Udalski , I. M. Monageng , D. A. H. Buckley

We present the discovery of eight new radio pulsars located in the Large Magellanic Cloud (LMC). Five of these pulsars were found from reprocessing the Parkes Multibeam Survey of the Magellanic Clouds, while the remaining three were from an…

We present results of a timing analysis of various isolated pulsars using ESA's \emph{XMM-Newton} observatory. Isolated pulsars are useful for calibration purposes because of their stable emission. We have analyzed six pulsars with…

Astrophysics · Physics 2007-12-11 A. Martin-Carrillo , M. Kirsch , E. Kendziorra , R. Staubert

Results of the deep survey of the Large Magellanic Cloud (LMC), performed with the INTEGRAL observatory, are presented. The long exposure (~7 Ms) allowed us to detect twenty one sources in this sky region: ten belonging to the LMC itself (7…

High Energy Astrophysical Phenomena · Physics 2015-06-05 S. A. Grebenev , A. A. Lutovinov , S. S. Tsygankov , I. A. Mereminskiy

We have detected 523 sources in a survey of the Small Magellanic Cloud (SMC) Wing with Chandra. By cross-correlating the X-ray data with optical and near-infrared catalogues we have found 300 matches. Using a technique that combines X-ray…

We present X-ray and optical data on the Be/X-ray binary (BeXRB) pulsar IGR J01054-7253 = SXP11.5 in the Small Magellanic Cloud (SMC). Rossi X-ray Timing Explorer (RXTE) observations of this source in a large X-ray outburst reveal an 11.483…

First results from a deep XMM-Newton observation of a field in the Large Magellanic Cloud (LMC) near the northern rim of the supergiant shell LMC 4 are presented. Spectral and temporal analyses of a sample of selected X-ray sources yielded…

Astrophysics · Physics 2009-11-07 F. Haberl , K. Dennerl , W. Pietsch

A catalog of the Galactic population of X-ray pulsars in high-mass X-ray binary (HMXB) systems is presented. It contains information about 82 confirmed sources: 18 persistent and 64 transient pulsars. Their basic parameters include spin…

High Energy Astrophysical Phenomena · Physics 2023-09-06 Vitaliy Kim , Ildana Izmailova , Yerlan Aimuratov

Context. About 120 Be/X-ray binaries (BeXBs) are known in the Small Magellanic Cloud (SMC); about half of them are pulsating with periods from a few to hundreds of seconds. SXP 1323 is one of the longest-period pulsars known in this galaxy.…

High Energy Astrophysical Phenomena · Physics 2017-06-21 Stefania Carpano , Frank Haberl , Richard Sturm

We report the most sensitive search yet for X-ray pulsars in the dwarf starburst galaxy IC 10, which is known to contain a population of young high mass X-ray binaries. We searched for pulsations in 207 point-like X-ray sources in the…

High Energy Astrophysical Phenomena · Physics 2021-11-09 Jun Yang , Silas G. T. Laycock , Daniel R. Wik