A dataset provided by the European Space Agency

Proposal ID 060489
Title Metal Transport and Heating in the Core of the Antlia Cluster
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0604890101
https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0604890201

DOI https://doi.org/10.5270/esa-crpidpw
Principal Investigator, PI Dr Marie Machacek
Abstract Understanding the transport of energy and metals from central dominant galaxiesin clusters into the intracluster medium (ICM) is vital to any model for theevolution of structure in the Universe. We propose to use a 50ks EPIC MOS+pnobservation of the core (inner 12) of the Antlia Cluster to study the role ofgas motions and turbulent diffusion in the chemical enrichment and heating ofthe ICM in a cluster with a sharply rising abundance profile, but without a coolcore. We will map temperature, density and abundances throughout the Antliacluster core, construct pressure and entropy maps to track gas motions and heatflows, and test models of metal enrichment due to turbulent motions powered byepisodic outbursts from the central galaxys AGN.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2010-01-03T02:38:00Z/2010-01-03T20:54:58Z
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 2011-01-29T00:00:00Z
Last Update 2026-07-09
Keywords "chemical enrichment", "central dominant galaxy", "metal transport", "turbulent diffusion", "episodic outburst", "antlia cluster core", "gas motions", "rising abundance profile", "antlia cluster", "track gas motions", "abundance throughout", "cool core", "EPIC", "test models", "central galaxy", "core inner", "turbulent motions powered", "construct pressure", "metal enrichment", "entropy maps", "intracluster medium icm", "heat flows", "epic mos", "map temperature"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr Marie Machacek, 2011, 'Metal Transport and Heating in the Core of the Antlia Cluster', 21.51_20241115_1113, European Space Agency, https://doi.org/10.5270/esa-crpidpw
Rights Data hosted in the ESA Space Science Archives are distributed under the CC BY-NC 3.0 IGO license.