A dataset provided by the European Space Agency

Proposal ID 020524
Title SAXJ1748.2-2808: A HIGHLY ABSORBED OBJECT WITH AN INTENSE FE LINE
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0205240101

DOI https://doi.org/10.5270/esa-qekichg
Principal Investigator, PI Dr LARA SIDOLI
Abstract SAX J1748.2-2808, discovered with BeppoSAX in the Galactic Center (GC) region,is of particular interest due to the presence of a remarkably intense iron linewith EW~1 keV. It is located in the field of the molecular cloud SgrD and ispositionally coincident with an IRAS source. The nature of SAX J1748.2-2808 isuncertain and its very intense Fe K line emission, together with its highlyabsorbed spectrum,made it an unique object in the GC region. On the other hand,very recently the INTEGRAL satellite has discovered other objects similar toSAXJ1748.2-2808, with a highly absorbed spectrum and intense iron emission, likeIGR J16318-4848. The proposed observation can discriminate between differentpossible origins for the X-ray emission from SAXJ1748.2-2808.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2005-02-26T16:42:28Z/2005-02-27T06:52:49Z
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 2006-03-22T00:00:00Z
Last Update 2025-01-27
Keywords "molecular cloud sgrd", "absorbed object", "intense fe line", "intense iron line", "sax j1748", "positionally coincident", "igr j16318 4848", "integral satellite", "BeppoSAX", "intense fe", "line emission", "J1748.2", "xray emission", "absorbed spectrum", "intense iron emission", "iras source", "gc region"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr LARA SIDOLI, 2006, 'SAXJ1748.2-2808: A HIGHLY ABSORBED OBJECT WITH AN INTENSE FE LINE', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-qekichg