653 citations · 2.1k across the 32 of their papers we have counts for
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The dynamical state of A548 from XMM-Newton data: X-ray and radio connection
L. Solovyeva, S. Anokhin, L. Feretti +5
We present a detailed study of the X-ray properties of the galaxy cluster Abell 548b (z=0.04), using XMM-Newton data, and discuss the connection between the thermal properties and…
The distant galaxy cluster CL0016+16: X-ray analysis up to
L. Solovyeva, S. Anokhin, J. L. Sauvageot +2
To study the mass distribution of galaxy clusters up to their Virial radius, CL0016+16 seems to be a good candidate,since it is a bright massive cluster, previously considered as b…
Tracing Ghost Cavities with Low Frequency Radio Observations
Tracy Clarke, Elizabeth Blanton, Craig Sarazin +5
We present X-ray and multi-frequency radio observations of the central radio sources in several X-ray cavity systems. We show that targeted radio observations are key to determinin…
XMM-Newton observations of the Coma cluster relic 1253+275
Luigina Feretti, Doris M. Neumann
Using XMM Newton data, we investigate the nature of the X-ray emission in the radio relic 1253+275 in the Coma cluster. We determine the conditions of the cluster gas to check curr…
Tracing the X-ray emitting intra-cluster medium of clusters of galaxies beyond r_200
D. M. Neumann
(Abridged) We present in this paper a sample of 14 nearby clusters of galaxies observed with the ROSAT/PSPC. We only select clusters with low galactic nH in order to trace the X-ra…
Low Frequency Radio Observations of X-ray Ghost Bubbles in Abell 2597: A History of Radio Activity in the Core
T. E. Clarke, C. L. Sarazin, E. L. Blanton +2
A previous analysis of the Chandra X-ray image of the center of the cooling core cluster Abell 2597 showed two ``ghost holes'' in the X-ray emission to the west and northeast of th…
New results on clusters of galaxies observed with XMM-Newton
D. M. Neumann, S. Majerowicz
Clusters of galaxies contain a hot gas, which emits in X-rays. X-ray telescopes such as XMM-Newton allow to study this plasma to obtain information on physical quantities of these…
RXJ0256.5+0006: a merging cluster of galaxies at z=0.36 observed with XMM-Newton
S. Majerowicz, D. M. Neumann, A. K. Romer +3
(abridged) We present a study based on XMM data of RX J0256.5+0006, a medium distant (z=0.36) galaxy cluster found in the Bright SHARC catalog. The intracluster medium shows a bimo…
The ROSAT-ESO Flux Limited X-ray (REFLEX) Galaxy Cluster Survey. V. The cluster catalogue
H. Boehringer, P. Schuecker, L. Guzzo +11
We present the catalogue of the REFLEX Cluster Survey providing information on the X-ray properties, redshifts, and some identification details of the clusters in the REFLEX sample…
The origin of X-ray emission of two distant (z>1) cluster candidate with XMM-Newton
D. M. Neumann, M. Arnaud, C. Benoist +8
We present here a study of XMM-Newton data of two distant galaxy cluster candidates. One of these was discovered serendipitously in near infrared data, CL J0533-2411, the other one…
The dynamical state of the Coma cluster with XMM-Newton
D. M. Neumann, D. H. Lumb, G. W. Pratt +1
We present in this paper a substructure and spectroimaging study of the Coma cluster of galaxies based on XMM-Newton data. XMM-Newton performed a mosaic of observations of Coma to…
Optically-selected clusters at 0.8 < z < 1.3 in the EIS Cluster Survey
C. Benoist, L. da Costa, H. E. Jørgensen +9
This paper presents preliminary results of a spectroscopic survey being conducted at the VLT of fields with optically-selected cluster candidates identified in the EIS I-band surve…
XMM-Newton observation of the distant (z=0.6) galaxy cluster RX J1120.1+4318
M. Arnaud, S. Majerowicz, D. Lumb +12
We report on a 20 ksec XMM observation of the distant cluster RXJ1120.1+4318, discovered at z=0.6 in the SHARC survey. The cluster has a regular spherical morphology, suggesting it…
XMM-Newton observation of Abell 1835 : temperature, mass and gas mass fraction profiles
Sebastien Majerowicz, Doris M. Neumann, Thomas H. Reiprich
We present a study of the medium distant cluster of galaxies Abell 1835 based on XMM-Newton data. The high quality of XMM-Newton data enable us to perform spectro-imaging of the cl…
The REFLEX Galaxy Cluster Survey IV: The X-ray Luminosity Function
H. Boehringer, C. A. Collins, L. Guzzo +10
The X-ray galaxy cluster sample from the REFLEX Cluster Survey, which covers the X-ray brightest galaxy clusters detected in the ROSAT All-Sky Survey in the southern sky, is used t…
The XMM-Newton Project
J. G. Bartlett, N. Aghanim, M. Arnaud +16
The abundance of high-redshift galaxy clusters depends sensitively on the matter density $\OmM$ and, to a lesser extent, on the cosmological constant . Measurements of this abun…
The ROSAT-ESO Flux Limited X-Ray (REFLEX) Galaxy Cluster Survey I: The Construction of the Cluster Sample
H. Boehringer, P. Schuecker, L. Guzzo +10
We describe the construction of an X-ray flux-limited sample of galaxy clusters, the REFLEX survey catalogue, to be used for cosmological studies. The survey is based on the ROSAT…
XMM- Newton Observation of the Coma Galaxy Cluster: The temperature structure in the central region
M. Arnaud, N. Aghanim, R. Gastaud +8
We present a temperature map and a temperature profile of the central part (r < 20' or 1/4 virial radius) of the Coma cluster. We combined 5 overlapping pointings made with XMM/EPI…
The NGC4839 group falling into the Coma cluster observed by XMM-Newton
D. M. Neumann, M. Arnaud, R. Gastaud +7
We present here the first analysis of the XMM Newton EPIC-MOS data of the galaxy group around NGC4839, which lies at a projected distance to the Coma cluster center of 1.6Mpc. In o…
Optical follow-up of the REFLEX survey: a new perspective in cluster studies
L. T. Barone, E. Molinari, H. Boehringer +8
After the completion of the catalogue built with ESO key program (REFLEX), we are beginning to explore the multiband optical characteristics of a subsample of those clusters select…
The ROSAT-ESO Flux Limited X-ray (REFLEX) Galaxy Cluster Survey II: The Spatial Correlation Function
C. A. Collins, L. Guzzo, H. Boehringer +9
We report the results of the spatial two-point correlation function xi(r) for the new X-ray galaxy cluster survey REFLEX, which comprises of 452 X-ray selected clusters (449 with r…
Is MS1054-03 an exceptional cluster? A new investigation of ROSAT/HRI X-ray data
D. M. Neumann, M. Arnaud
We reanalyzed the ROSAT/HRI observation of MS1054-03, optimizing the channel HRI selection and including a new exposure of 68 ksec. From a wavelet analysis of the HRI image we iden…
The REFLEX Cluster Survey: Observing Strategy and First Results on Large-Scale Structure
L. Guzzo, H. Boehringer, P. Schuecker +9
We give a general description of the optical observing strategy of the ROSAT-ESO Flux-Limited X-ray (REFLEX) cluster survey. This presently includes 460 clusters of galaxies select…
A Flux-limited Sample of Bright Clusters of Galaxies from the Southern Part of the ROSAT All-Sky Survey: the Catalog and the LogN-LogS
S. De Grandi, H. Böhringer, L. Guzzo +8
We describe the selection of an X-ray flux-limited sample of bright clusters of galaxies in the southern hemisphere, based on the first analysis of the ROSAT All-Sky Survey data (R…