VizieR

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VizieR

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J/A+A/596/A14/grlist_2 Group catalogues of the local universe (Saulder+, 2016)
List of groups and their parameters detected in 2MRS (Table A.1) (31506 rows)
  recno=1788
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200013 49 38.8000488 "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+04 14 17.843388 "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)
_RAB195013 47 07.3477991 "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+04 29 09.845519 "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)
_Glon336.7269385862 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+63.2247001654 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)
1788recno 1788  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

iGrID 1788  Internal 2MRS or SDSS group ID (meta.id.parent)
RAJ2000207.41166687 deg (i) Right ascension (J2000.0) of the group centre (pos.eq.ra;meta.main)
DEJ2000+04.23828983 deg (i) Declination (J2000.0) of the group centre (pos.eq.dec;meta.main)
z 0.0243717  Redshift of the group centre (CMB-corrected) (src.redshift)
logLtot 11.69810 [Lsun] logarithm of the total (extrapolated) luminosity of the group (Note 1)   (phys.luminosity)
e_logLtot 0.54891 [Lsun] Uncertainty of total luminosity (stat.error)
logLobs 11.53537 [Lsun] logarithm of the observed luminosity of the group (Note 1)   (phys.luminosity)
logMtot 12.71983 [Msun] logarithm of the total mass of the group (phys.mass)
e_logMtot 0.34011 [Msun] Uncertainty of the total mass (stat.error)
logMstar 11.60502 [Msun] logarithm of the minimal stellar mass (Note 2)   (phys.mass)
NMstar 1  Number of galaxies in the group for which stellar masses are available (meta.number)
logMdyn  [Msun] logarithm of the dynamical mass of the group (Note 3)   (phys.mass)
sigma  km/s Velocity dispersion of the group (Note 3)   (phys.veloc.dispersion;pos.lg)
Rad  kpc Radius of the group (Note 3)   (phys.size.radius;pos.lg)
angRad  deg Angular radius of the group (Note 3)   (phys.angSize;pos.lg)
DL 102.1719 Mpc Luminosity distance to the group (redshift based) (pos.distance)
Ntot 1  Total number of galaxies in the group (meta.number)
  
elapse time 1

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