A dataset provided by the European Space Agency

Proposal ID 067232
Title X-ray Counterparts of Be Gamma-ray Binary Candidates
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0672320101
https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0672320201

DOI https://doi.org/10.5270/esa-c4zgkes
Principal Investigator, PI Dr M. Virginia McSwain
Abstract The AGILE and Fermi missions have detected hundreds of unidentified GeV sourcesin the Galactic plane, but only a handful have been correlated with X-ray oroptical counterparts. Several of these are high mass X-ray binaries that alsoexhibit MeV, GeV, and/or TeV emission, leading to a new class of gamma-raybinaries. More than half of all HMXB contain Be stars, and likewise most of theknown gamma-ray binaries are Be star systems. We have identified three new Bestars that may be associated with GeV point sources, and we propose XMM-Newtonobservations to measure the position, flux, and spectral properties of the X-raycounterparts. Our modest time request will help identify several unknown GeVpoint sources, potentially doubling the number of known Be/gamma-ray binaries.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2012-02-04T06:45:54Z/2012-03-24T17:15:38Z
Version 17.56_20190403_1200
Mission Description The European Space Agencys (ESA) X-ray Multi-Mirror Mission (XMM-Newton) was launched by an Ariane 504 on December 10th 1999. XMM-Newton is ESAs second cornerstone of the Horizon 2000 Science Programme. It carries 3 high throughput X-ray telescopes with an unprecedented effective area, and an optical monitor, the first flown on a X-ray observatory. The large collecting area and ability to make long uninterrupted exposures provide highly sensitive observations. Since Earths atmosphere blocks out all X-rays, only a telescope in space can detect and study celestial X-ray sources. The XMM-Newton mission is helping scientists to solve a number of cosmic mysteries, ranging from the enigmatic black holes to the origins of the Universe itself. Observing time on XMM-Newton is being made available to the scientific community, applying for observational periods on a competitive basis.
Creator Contact https://www.cosmos.esa.int/web/xmm-newton/xmm-newton-helpdesk
Date Published 2013-04-18T00:00:00Z
Keywords "gamma ray binary", "XMM", "tev emission", "x ray counterparts", "unidentified gev sources", "star systems", "galactic plane", "potentially doubling", "modest time", "exhibit mev", "fermi missions", "xray counterparts", "XMM-Newton", "spectral properties", "mass xray binary", "optical counterparts", "xmm newton"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr M. Virginia McSwain, 2013, 'X-ray Counterparts of Be Gamma-ray Binary Candidates', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-c4zgkes