A dataset provided by the European Space Agency

Proposal ID 069199
Title What is accelerating particles in SNR G5.7-0.1
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0691990101

DOI https://doi.org/10.5270/esa-d5i17ss
Principal Investigator, PI Prof Joseph Gelfand
Abstract Currently pulsar wind nebulae (PWNe) and supernova remnants (SNRs) are believedto be the dominant source of Galactic cosmic rays. The observed radio, X-ray,and TeV emission from SNR G5.7-0.1 suggests it is a source of cosmic rays, butits non-thermal emission is incompatible with either a SNR or a PWN. Insteadthis source requires that 1) either electrons are currently escaping a PWN, or2) the SNR shell is a rare site of highly efficient electron and/or protonacceleration, and/or 3) the unlikely spatial coincidence of a luminous diffusenon-thermal X-ray source and a thermal X-ray SNR. With the requested 30 ks XMMobservation, we will determine what is accelerating particles in this enigmaticobject.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2012-09-16T08:07:40Z/2012-09-16T16:59:35Z
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 2013-10-09T00:00:00Z
Keywords "enigmatic object", "efficient electron", "supernova remnant shell", "supernova remnant", "XMM", "proton acceleration", "rare site", "dominant source", "unlikely spatial coincidence", "tev emission", "cosmic rays", "supernova remnant g5", "galactic cosmic rays", "accelerating particles", "G5.7", "nonthermal emission"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Prof Joseph Gelfand, 2013, 'What is accelerating particles in SNR G5.7-0.1', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-d5i17ss