A dataset provided by the European Space Agency

Proposal ID 030582
Title Neutron star transients in quiescence: the case of XTEJ1814-338 and XTEJ2123-058
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0305820101

DOI https://doi.org/10.5270/esa-uj22rx8
Principal Investigator, PI Dr Sergio Campana
Abstract XTE J1814-338 is the 5th transient millisecond X-ray pulsar (TMXP) discovered.In outburst and in quiescence TMXP are peculiar, showing faint outbursts, weakerquiescent luminosities and (when detected) lack of the soft component usuallyobserved in other quiescent transients. Here we propose to observe for the firsttime XTE J1814-338 in quiescence. In the last few years a good sample ofquiescent transients have been observed providing spectral information with somedetails and allowing to study the sample of quiescent transients statistically.Only one source has too few counts (22) to asses its quiescent spectrum: XTEJ2123-058. Here we ask to observe this source to complement existing data and todisentangle the soft and hard components in its spectrum.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2005-09-06T04:33:42Z/2005-09-06T17:46:17Z
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 2006-12-09T00:00:00Z
Keywords "quiescent spectrum", "weaker quiescent luminosities", "xte j2123 058", "faint outburst", "soft component", "neutron star transients", "complement existing data", "quiescent transients statistically", "quiescence tmxp", "hard components", "spectral information", "quiescent transients", "xtej2123 058", "xtej1814 338", "xte j1814 338"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr Sergio Campana, 2006, 'Neutron star transients in quiescence: the case of XTEJ1814-338 and XTEJ2123-058', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-uj22rx8