465 citations · 2k across the 28 of their papers we have counts for
21 papers · 1 filter
Gravitational redshifting of galaxies in the SPIDERS cluster catalogue
C. T. Mpetha, C. A. Collins, N. Clerc +10
Data from the SPectroscopic IDentification of ERosita Sources (SPIDERS) are searched for a detection of the gravitational redshifting of light from galaxies in $\si…
SPIDERS: An Overview of The Largest Catalogue of Spectroscopically Confirmed X-ray Galaxy Clusters
C. C. Kirkpatrick, N. Clerc, A. Finoguenov +16
SPIDERS is the spectroscopic follow-up effort of the Sloan Digital Sky Survey IV (SDSS-IV) project for the identification of X-ray selected galaxy clusters. We present our catalogu…
Validation of Selection Function, Sample Contamination and Mass Calibration in Galaxy Cluster Samples
S. Grandis, M. Klein, J. J. Mohr +70
We construct and validate the selection function of the MARD-Y3 sample. This sample was selected through optical follow-up of the 2nd ROSAT faint source catalog (2RXS) with Dark En…
CODEX clusters. The Survey, the Catalog, and Cosmology of the X-ray Luminosity Function
A. Finoguenov, E. Rykoff, N. Clerc +17
Large area catalogs of galaxy clusters constructed from ROSAT All Sky Survey provide the base for our knowledge on the population of clusters thanks to the long-term multiwavelengt…
Mass Calibration of the CODEX Cluster Sample using SPIDERS Spectroscopy -- II. The X-ray Luminosity-Mass Relation
R. Capasso, J. J. Mohr, A. Saro +9
We perform the calibration of the X-ray luminosity--mass scaling relation on a sample of 344 CODEX clusters with using the dynamics of their member galaxies. Spectroscopic…
Mass Calibration of the CODEX Cluster Sample using SPIDERS Spectroscopy -- I. The Richness-Mass Relation
R. Capasso, J. J. Mohr, A. Saro +9
We use galaxy dynamical information to calibrate the richness-mass scaling relation of a sample of 428 galaxy clusters that are members of the CODEX sample with redshifts up to z~0…
Cluster Cosmology Constraints from the 2500 deg SPT-SZ Survey: Inclusion of Weak Gravitational Lensing Data from Magellan and the Hubble Space Telescope
S. Bocquet, J. P. Dietrich, T. Schrabback +77
We derive cosmological constraints using a galaxy cluster sample selected from the 2500~deg SPT-SZ survey. The sample spans the redshift range and contains 343 c…
Impact of Weak Lensing Mass Calibration on eROSITA Galaxy Cluster Cosmological Studies -- a Forecast
Sebastian Grandis, Joseph J. Mohr, Joerg P. Dietrich +5
We forecast the impact of weak lensing (WL) cluster mass calibration on the cosmological constraints from the X-ray selected galaxy cluster counts in the upcoming eROSITA survey. W…
X-ray Properties of SPT Selected Galaxy Clusters at 0.2<z<1.5 Observed with XMM-Newton
Esra Bulbul, I-Non Chiu, Joseph J. Mohr +22
We present measurements of the X-ray observables of the intra-cluster medium (ICM), including luminosity , ICM mass , emission-weighted mean temperature , and in…
Weak Lensing Analysis of SPT selected Galaxy Clusters using Dark Energy Survey Science Verification Data
C. Stern, J. P. Dietrich, S. Bocquet +70
We present weak lensing (WL) mass constraints for a sample of massive galaxy clusters detected by the South Pole Telescope (SPT) via the Sunyaev-Zeldovich effect (SZE). We use $gri…
Galaxy Kinematics and Mass Calibration in Massive SZE Selected Galaxy Clusters to z=1.3
R. Capasso, A. Saro, J. J. Mohr +27
The galaxy phase-space distribution in galaxy clusters provides insights into the formation and evolution of cluster galaxies, and it can also be used to measure cluster mass profi…
Sunyaev-Zel'dovich Effect and X-ray Scaling Relations from Weak-Lensing Mass Calibration of 32 SPT Selected Galaxy Clusters
J. P. Dietrich, S. Bocquet, T. Schrabback +27
Uncertainty in the mass-observable scaling relations is currently the limiting factor for galaxy cluster based cosmology. Weak gravitational lensing can provide a direct mass calib…
Baryon Content in a Sample of 91 Galaxy Clusters Selected by the South Pole Telescope at 0.2 < z < 1.25
I. Chiu, J. J. Mohr, M. McDonald +89
We estimate total mass (), intracluster medium (ICM) mass () and stellar mass () in a Sunyaev-Zel'dovich effect (SZE) selected sample of 91 ga…
On the evolution of the entropy and pressure profiles in X-ray luminous galaxy clusters at z > 0.4
V. Ghirardini, S. Ettori, S. Amodeo +2
Galaxy clusters are the most recent products of hierarchical accretion over cosmological scales. The gas accreted from the cosmic field is thermalized inside the cluster halo. Gas…
Velocity Segregation and Systematic Biases In Velocity Dispersion Estimates With the SPT-GMOS Spectroscopic Survey
Matthew. B. Bayliss, Kyle Zengo, Jonathan Ruel +15
The velocity distribution of galaxies in clusters is not universal; rather, galaxies are segregated according to their spectral type and relative luminosity. We examine the velocit…
SPT-GMOS: A Gemini/GMOS-South Spectroscopic Survey of Galaxy Clusters in the SPT-SZ Survey
M. B. Bayliss, J. Ruel, C. W. Stubbs +75
We present the results of SPT-GMOS, a spectroscopic survey with the Gemini Multi-Object Spectrograph (GMOS) on Gemini South. The targets of SPT-GMOS are galaxy clusters identified…
Optical-SZE Scaling Relations for DES Optically Selected Clusters within the SPT-SZ Survey
A. Saro, S. Bocquet, J. Mohr +68
We study the Sunyaev-Zel'dovich effect (SZE) signature in South Pole Telescope (SPT) data for an ensemble of 719 optically identified galaxy clusters selected from 124.6 deg of…
High Frequency Cluster Radio Galaxies: Luminosity Functions and Implications for SZE Selected Cluster Samples
N. Gupta, A. Saro, J. J. Mohr +13
We study the overdensity of point sources in the direction of X-ray-selected galaxy clusters from the Meta-Catalog of X-ray detected Clusters of galaxies (MCXC; $\langle z \rangle…
The relation between mass and concentration in X-ray galaxy clusters at high redshift
Stefania Amodeo, Stefano Ettori, Raffaella Capasso +1
Galaxy clusters are the most recent, gravitationally-bound products of the hierarchical mass accretion over cosmological scales. How the mass is concentrated is predicted to correl…
Detection of Enhancement in Number Densities of Background Galaxies due to Magnification by Massive Galaxy Clusters
I. Chiu, J. P. Dietrich, J. Mohr +22
We present a detection of the enhancement in the number densities of background galaxies induced from lensing magnification and use it to test the Sunyaev-Zel'dovich effect (SZE) i…
Constraints on the Richness-Mass Relation and the Optical-SZE Positional Offset Distribution for SZE-Selected Clusters
A. Saro, S. Bocquet, E. Rozo +99
We cross-match galaxy cluster candidates selected via their Sunyaev-Zel'dovich effect (SZE) signatures in 129.1 deg of the South Pole Telescope 2500d SPT-SZ survey with optical…