A dataset provided by the European Space Agency

Proposal ID 065562
Title Supersoft X-ray source states of optical novae in the disk of M 31
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0655620301
https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0655620401

DOI https://doi.org/10.5270/esa-ft18pgw
Principal Investigator, PI Mr Martin Henze
Abstract We propose Target of Opportunity (ToO) observations to characterise thesupersoft X-ray emission of optical novae in the disk of M 31 with four 20 ksXMM-Newton EPIC observations during July 2010 to mid-August 2010 and January2011 to mid-February 2011. These observations will allow to perform spectralanalysis of M 31 disk novae during their supersoft X-ray source state (SSS) andto determine effective temperatures and luminosities. The probability oftriggering all four observations on four different novae is high. Ourobservations will double the number of M 31 disk novae with known SSS spectra.This will help to study the differences between bulge novae and disk novae inthe X-ray regime.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2011-08-01T05:27:15Z/2012-01-22T03:10:46Z
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 2013-02-09T00:00:00Z
Keywords "xmm newton epic", "effective temperatures", "bulge novae", "XMM", "sss spectra", "xray regime", "disk novae", "M 31", "XMM-Newton", "perform spectral analysis", "EPIC", "supersoft xray source", "supersoft xray emission", "optical novae"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Mr Martin Henze, 2013, 'Supersoft X-ray source states of optical novae in the disk of M 31', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-ft18pgw