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Proposal ID 020440
Title XMM-NEWTON OBSERVATIONS OF POWERFUL HIGH-Z RADIO GALAXIES
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DOI https://doi.org/10.5270/esa-lcca4nz
Principal Investigator, PI Dr OMAR ALMAINI
Abstract We have completed a sub-mm survey of powerful high redshift radio galaxies. Thisrevealed strong evolution in the mean sub-mm luminosity with redshift, with aparticularly wide variance in sub-mm properties beyond z=3. This range ofevolutionary states may reflect the formation epoch of the host spheroids. Herewe seek XMM-Newton observations of a carefully chosen sample to investigatewhether the most luminous sub-mm sources contain the most heavily absorbed AGN.This will test the popular evolutionary models for the early stages of massivegalaxy formation (Silk & Rees 1998, Fabian 1999), which predict a transitionfrom sub-mm source (with a hidden AGN) to a visible quasar. A secondary goal isto search for hot gas associated with early proto-cluster environments.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2004-02-02T15:34:48Z/2004-11-29T13:06:41Z
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 2005-12-23T00:00:00Z
Keywords "popular evolutionary models", "redshift radiogalaxy", "fabian 1999", "XMM-Newton", "chosen sample", "xmm newton", "sub mm survey", "heavily absorbed agn", "seek xmm newton", "rees 1998", "XMM", "sub mm source", "visible quasar", "z radiogalaxy", "wide variance", "hot gas", "proto cluster environments", "hidden agn", "sub mm properties", "formation epoch"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr OMAR ALMAINI, 2005, 'XMM-NEWTON OBSERVATIONS OF POWERFUL HIGH-Z RADIO GALAXIES', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-lcca4nz