BDMWMfreq (mdr1.bdmwmfreq)

The table has 126524 rows, 32 columns.


Galaxy cluster catalogue for distinct halos from the BDMW catalogue with a total mass (Mtot) above 1014 Msun/h, only for snapshots corresponding to the redshift values z = 0, 0.05, 0.1, 0.16, 0.18, 0.2, 0.27, 0.32, 0.37, 0.4, 0.47, 0.53, 0.61, 0.69, 0.78, 0.89 and 1.


In order to properly acknowledge our efforts, we request the following paragraph to be included in the "Acknowledgements" section of any publication which makes use of the simulation data above via the CosmoSim or MultiDark database:

Acknowledgements – Database

The CosmoSim database used in this paper is a service by the Leibniz-Institute for Astrophysics Potsdam (AIP). The MultiDark database was developed in cooperation with the Spanish MultiDark Consolider Project CSD2009-00064.

Acknowledgements – Simulations

The authors gratefully acknowledge the Gauss Centre for Supercomputing e.V. ( and the Partnership for Advanced Supercomputing in Europe (PRACE, for funding the MultiDark simulation project by providing computing time on the GCS Supercomputer SuperMUC at Leibniz Supercomputing Centre (LRZ, The Bolshoi simulations have been performed within the Bolshoi project of the University of California High-Performance AstroComputing Center (UC-HiPACC) and were run at the NASA Ames Research Center.

More information can be found on the credit page.


Name Type UCD Unit Description
galclusterid long

unique id for the galaxy cluster

bdmid long

bdmId of BDMW table

snapnum short time.epoch

number of snapshot (same as in halo catalogues)

nincat int

number of galaxy cluster in original data file

x double pos.cartesian.x h-1.Mpc

(comoving) position, x-component

y double pos.cartesian.y h-1.Mpc

(comoving) position, y-component

z double pos.cartesian.z h-1.Mpc

(comoving) position, z-component

vx double phys.veloc

(peculiar) velocity, x-component

vy double phys.veloc

(peculiar) velocity, y-component

vz double phys.veloc

(peculiar) velocity, z-component

np int meta.number

number of particles in halo

mvir double phys.mass h-1.solMass

halo mass - mass of bound particles within Rvir

mtot double phys.mass h-1.solMass

halo mass - mass of all particles within Rvir

rvir double phys.size.radius h-1.Mpc

virial radius

m500 double phys.mass h-1.solMass

halo mass, defined with 500 * critical density calculated from BDMW Mtot with Hu & Kravtsov (2003) method

r500 double phys.size.radius h-1.Mpc

radius for 500 * critical density boundary

t double phys.temperature keV

intra-cluster medium X-ray temperature (kBT) from Mantz et al. (2010) Tci - M500 relation

stateflag short meta.code

flag for cluster dynamical state: 0 = non-cool core cluster, 1 = cool-core cluster

rho0 double phys.density

intra-cluster medium central gas density (at R = 0)

lx double phys.luminosity

X-ray thermal bremsstrahlung luminosity within R500

yx double phys.mass

YX = Mgas * kBT parameter of Kravtsov et al. (2006) within R500, related to the total thermal energy of the ICM

sz double phys.density

integrated thermal Sunyaev-Zel"dovich Compton-Y parameter (as equation 3 of Battaglia et al. 2011) within R500

radioflag short meta.code

flag for radio-loud ( = 1; 10%) and radio-quiet ( = 0; 90%) clusters

xcr double phys.pressure

ratio of cosmic-ray to thermal pressure volume avarage (<PCR/Pth>) within R500

radiomhz double phys.luminosity

synchrotron radio halo luminosity at 120 MHz within R500

radioghz double phys.luminosity

synchrotron radio halo luminosity at 1.4 GHz within R500

gammamev double phys.luminosity

gamma-ray luminosity above 100 MeV within R500

gammagev double phys.luminosity

gamma-ray luminosity above 100 GeV within R500

ix int pos.cartesian.x

spatial index, x-direction

iy int pos.cartesian.y

spatial index, y-direction

iz int pos.cartesian.z

spatial index, z-direction

phkey int

Peano-Hilbert-key, i.e. index along the Peano-Hilbert curve