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The XMM-Newton-MSSL survey of polars is a snapshot survey of nearly 40 polars. We present the initial results, with an emphasis on the energy balance in these systems and the number of systems which were observed in a low accretion state.…

Astrophysics · Physics 2007-05-23 Gavin Ramsay , Mark Cropper

The Optical Monitor Catalogue of serendipitous sources (OMCat) contains entries for every source detected in the publicly available XMM-Newton Optical Monitor (OM) images taken in either the imaging or ``fast'' modes. Since the OM is…

We discuss here the main goals and some interesting results of the "XMM-Newton Bright Serendipitous Survey", a research program conducted by the XMM-Newton Survey Science Center in two complementary energy bands (0.5-4.5 keV and 4.5-7.5…

Astrophysics · Physics 2007-05-23 R. Della Ceca , A. Caccianiga , P. Severgnini , T. Maccacaro , F. Cocchia , V. Braito

We report follow-up XMM-Newton and optical observations of three new polars found in the Sloan Digital Sky Survey. Simple modeling of the X-ray spectra, and consideration of the details of the X-ray and optical lightcurves corroborate the…

We present preliminary results on the XMM-Newton Survey Science Centre medium sensitivity survey (XMS), with 0.5-4.5 keV flux limit 2 10^{-14} erg/cm2/s. At present, 19 fields have been examined with a total of 239 X-ray sources.…

We present an XMM-Newton catalogue of BL Lac X-ray, optical, and UV properties based on cross-correlation with the 1151 BL Lacs listed in the fifth edition of the Roma-BZCAT. We searched for the X-ray counterparts to these objects in the…

High Energy Astrophysical Phenomena · Physics 2022-01-13 I. de la Calle Pérez , N. Álvarez Crespo , E. Racero , A. Rouco

The XGIS (X and Gamma Imaging Spectrometer) is one of the three instruments onboard the THESEUS mission (ESA M5, currently in Phase-A). Thanks to its wide field of view and good imaging capabilities, it will efficiently detect and localize…

The X-ray spectrum of the Coma galaxy cluster was studied using the data from the XMM-Newton observatory. We combined 7 observations performed with the MOS camera of XMM-Newton in the 40'x 40' region centered at the Coma cluster. The…

Cosmology and Nongalactic Astrophysics · Physics 2023-11-16 L. Zadorozhna , A. Tugay , O. Prikhodko , D. Malyshev , Y. Sahai , D. Savchenko , N. Pulatova

XMM-Newton is the direct precursor of the future ESA ATHENA mission. A study of its particle-induced background provides therefore significant insight for the ATHENA mission design. We make use of about 12 years of data, products from the…

In this paper, a review is given of methods useful for XMM-Newton EPIC data analysis of extended sources, along with some applications to a bright massive cluster of galaxies at z=0.2, Abell 209. This may constitute an introduction to that…

Astrophysics · Physics 2009-11-07 Philippe B. Marty , Jean-Paul Kneib , Rachida Sadat , Harald Ebeling , Ian Smail

The XMM identification programme (XID) is accumulating Optical/IR images and spectra to identify thousands of XMM sources. The XID Database is the main repository of this data and permits easy selection and correlation of XMM X-ray and UV…

Astrophysics · Physics 2015-06-24 Houri Ziaeepour , Simon Rosen

LOFT, the Large Observatory for X-ray Timing, is a new space mission concept devoted to observations of Galactic and extra-Galactic sources in the X-ray domain with the main goals of probing gravity theory in the very strong field…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 E. Bozzo

The Chandra Deep Field South (CDF-S) was observed by XMM-Newton for a total of about 3 Ms in many periods over the past decade (2001-2002 and 2008-2009). The main goal of the survey was to obtain good quality X-ray spectroscopy of the AGN…

Astrophysics of Galaxies · Physics 2019-04-03 A. Comastri , K. Iwasawa , C. Vignali , P. Ranalli , G. Lanzuisi , R. Gilli

Galaxy cluster gas temperatures ($T$) play a crucial role in many cosmological and astrophysical studies. However, it has been shown that $T$ measurements can vary between different X-ray telescopes. These $T$ biases can propagate to…

(abridged) We report on XMM-Newton observations of SN1987A in the Large Magellanic Cloud. The large collecting area telescopes together with the European Photon Imaging Cameras (EPIC) provide X-ray spectra with unprecedented statistical…

Astrophysics · Physics 2009-11-11 F. Haberl , U. Geppert , B. Aschenbach , G. Hasinger

We present the results of two XMM-Newton observations of the ultraluminous X-ray source (ULX) NGC 5204 X-1. The EPIC spectra are well-fit by the standard spectral model of a black-hole X-ray binary, comprising a soft multi-colour disc…

Astrophysics · Physics 2009-11-10 T. P. Roberts , R. S. Warwick , M. J. Ward , M. R. Goad , L. P. Jenkins

ESO and ESA agreed to establish a number of Working Groups to explore possible synergies between these two major European astronomical institutions. This Working Group's mandate was to concentrate on fundamental questions in cosmology, and…

AXTAR is an X-ray observatory mission concept, currently under study in the U.S., that combines very large collecting area, broadband spectral coverage, high time resolution, highly flexible scheduling, and an ability to respond promptly to…

Astrophysics · Physics 2019-08-13 Deepto Chakrabarty , Paul S. Ray , Tod E. Strohmayer

An advanced Compton telescope appears to be the best instrument concept for the next generation gamma-ray space observatory in the MeV range. A first prototype of advanced Compton telescope is being developed to match the constraints of a…

Instrumentation and Methods for Astrophysics · Physics 2020-02-27 Adrien Laviron , Valentin Gourlaouen , Clarisse Hamadache , Corentin Hiver , Jürgen Kiener , Jean Peyré , Vincent Tatischeff

We report on the XMM-Newton (XMM) observation of RXJ1053.7+5735, one of the most distant (z = 1.26) X-ray selected clusters of galaxies, which also shows an unusual double-lobed X-ray morphology, indicative of possible cluster-cluster…

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