A dataset provided by the European Space Agency

Proposal ID 067204
Title Probing the Electron Population in Vela X
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0672040101

DOI https://doi.org/10.5270/esa-recyxxd
Principal Investigator, PI Dr Patrick Slane
Abstract Vela X is a bright nearby composite SNR in which interactions of the reverseshock with the central pulsar wind nebula have produced a complex emissionstructure. Broadband modeling indicates a spectral disconnect between thepopulations of radio and X-ray emitting particles, and subsequent gamma-raymeasurements appear to confirm this. In particular, recent measurements with theFermi LAT reveal that the peak of the GeV gamma-ray emission is spatiallyseparated from the dominant regions of emission in hard X-rays and TeVgamma-rays. We propose an XMM observation of the GeV emission peak region toprovide spectra for comparison of the nonthermal X-ray emission with that fromother regions within the PWN.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2011-05-20T20:05:58Z/2011-05-21T12:09:35Z
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 2012-06-07T00:00:00Z
Keywords "hard xray", "reverse shock", "fermi lat", "nonthermal xray emission", "tev gamma rays", "XMM", "dominant region", "electron population", "vela x", "spectral disconnect", "broadband modeling", "complex emission structure", "xray emitting particles"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr Patrick Slane, 2012, 'Probing the Electron Population in Vela X', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-recyxxd