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Proposal ID 076378
Title The Most Luminous Dust-Obscured Black Holes at z~2-3
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0763780701

DOI https://doi.org/10.5270/esa-ehcr0v0
Principal Investigator, PI Dr Manda Banerji
Abstract We propose to obtain XMM-Newton observations for a complete flux-limited sampleof 7 of the most mid infra-red luminous quasars (log(L6um) > 47.5) at the mainepoch of galaxy and black-hole growth at z 2 3. The main objective is to studythe X-ray properties of a new population of hyperluminous, heavily reddenedquasars with typical extinctions of 0.5 < E(B V ) < 2.0 and which are thereforenot detectable in wide-field optical surveys. These broad-line Type 1 reddenedquasars have the expected properties - high Eddington ratios and moderatecolumn-densities - characteristic of the radiative feedback phase. We willconstrain the hard X-ray luminosity and neutral hydrogen column density andcompare them to optically selected, essentially unobscured quasars.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2015-06-21T07:48:44Z/2015-09-03T01:06:22Z
Version 21.51_20241115_1113
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 2016-09-22T22:00:00Z
Last Update 2026-07-09
Keywords "radiative feedback phase", "unobscured quasars", "blackhole growth", "XMM-Newton", "eddington ratios", "reddened quasars", "main objective", "typical extinctions", "XMM", "broad line type", "xray properties", "hard xray luminosity", "main epoch", "xmm newton", "heavily reddened quasars"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr Manda Banerji, 2016, 'The Most Luminous Dust-Obscured Black Holes at z~2-3', 21.51_20241115_1113, European Space Agency, https://doi.org/10.5270/esa-ehcr0v0
Rights Data hosted in the ESA Space Science Archives are distributed under the CC BY-NC 3.0 IGO license.