A dataset provided by the European Space Agency

Proposal ID 080341
Title Study of 7 Massive Galaxy Clusters for the use as Gravitational Lensing Telescop
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0803410701

DOI https://doi.org/10.5270/esa-zcw2v1k
Principal Investigator, PI Prof Hans Boehringer
Abstract The most massive galaxy clusters are extremely valuable study objects for a widerange of astrophysical and cosmological studies. In our completed all-skyX-ray cluster survey we found 7 rare massive galaxy clusters with masses above6.4e14 solar masses at z=0.25-0.5 (the sweet spot for gravitational lensingstudies), which have not been observed in X-ray pointed observations so far. Wepropose these objects for observations with XMM-Newton and the three mostinteresting systems for HST observations, with a main goal to characterise theiruse as gravitational lensing telescopes. In addition these observations completean important sample of massive clusters to be used for a range of cosmologicalstudies.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2018-04-23T05:08:00Z/2018-04-23T14:31:20Z
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 2019-05-14T22:00:00Z
Keywords "massive cluster", "gravitational lens telescopes", "XMM", "sweet spot", "gravitational lens", "massive galaxy cluster", "XMM-Newton", "wide range", "4e14 solar masses", "HST", "xmm newton", "gravitational lens telescop"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Prof Hans Boehringer, 2019, 'Study of 7 Massive Galaxy Clusters for the use as Gravitational Lensing Telescop', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-zcw2v1k