VizieR

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VizieR

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J/A+A/566/A1/groups Flux- and volume-limited groups for SDSS galaxies (Tempel+, 2014)
Flux limited groups (82458 rows)
  recno=52
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ColumnValue  Explain   (UCD)
_RAJ200012 58 49.3327 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+27 52 54.598 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195012 56 24.4059 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+28 09 04.951 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon058.0693870 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+88.1975350 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
52recno 52  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

GroupID 52  (i) [1/82458] Group/cluster ID (linked to galaxies in this group ) (meta.id;meta.main)
Ngal680   [2/849] Richness (meta.number)
RAJ2000194.70555 deg (i) Right ascension of group centre (J2000) (pos.eq.ra;meta.main)
DEJ2000+27.88183 deg (i) Declination of group centre (J2000) (pos.eq.dec;meta.main)
zcmb 0.02402  CMB-corrected redshift of group (src.redshift)
Dist.c 71.670 Mpc Comoving distance to group center (Note G1)   (pos.distance)
sig.v 840.2 km/s rms radial velocity deviation σV (phys.veloc.dispersion)
sig.sky 0.7008 Mpc rms deviation of the projected distance in the sky from group center σsky (Note G1)   (phys.angSize)
Rvir 0.6838 Mpc Virial radius (projected harmonic mean) (Note G1)   (phys.size.radius)
Rmax 2.6930 Mpc Maximum radius of the group (Note G1)   (phys.size.radius)
MNFW 9.12e+02 10+12Msun Mass (NFW profile) (Note G1)   (phys.mass)
MHer 1.58e+03 10+12Msun Mass (Hernquist profile) (Note G1)   (phys.mass)
Lrgroup 2.46e+02 10+10Lsun Observed luminosity (Note G1)   (phys.luminosity)
w 1.043652   [1/9] Weight factor for the group (Note 2)   (phys.atmol.weight)
Den1 639.261  Environment density: 1Mpc/h (Note G2)   (phys.density)
Den2 252.108  Environment density: 2Mpc/h (Note G2)   (phys.density)
Den4 57.992  Environment density: 4Mpc/h (Note G2)   (phys.density)
Den8 11.692  Environment density: 8Mpc/h (Note G2)   (phys.density)
  
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