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=7296
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200014 36 15.3735360 "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+29 54 29.991312 "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)
_RAB195014 34 05.7745781 "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+30 07 30.805516 "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)
_Glon046.0393706512 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+66.8581187466 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)
7296recno 7296  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

iGrID 7296  Internal 2MRS or SDSS group ID (meta.id.parent)
RAJ2000219.06405640 deg (i) Right ascension (J2000.0) of the group centre (pos.eq.ra;meta.main)
DEJ2000+29.90833092 deg (i) Declination (J2000.0) of the group centre (pos.eq.dec;meta.main)
z 0.0355060  Redshift of the group centre (CMB-corrected) (src.redshift)
logLtot 12.02061 [Lsun] logarithm of the total (extrapolated) luminosity of the group (Note 1)   (phys.luminosity)
e_logLtot 0.64099 [Lsun] Uncertainty of total luminosity (stat.error)
logLobs 11.64248 [Lsun] logarithm of the observed luminosity of the group (Note 1)   (phys.luminosity)
logMtot 13.37409 [Msun] logarithm of the total mass of the group (phys.mass)
e_logMtot 0.25930 [Msun] Uncertainty of the total mass (stat.error)
logMstar 11.60207 [Msun] logarithm of the minimal stellar mass (Note 2)   (phys.mass)
NMstar 2  Number of galaxies in the group for which stellar masses are available (meta.number)
logMdyn 10.8570 [Msun] logarithm of the dynamical mass of the group (Note 3)   (phys.mass)
sigma 206.5173 km/s Velocity dispersion of the group (Note 3)   (phys.veloc.dispersion;pos.lg)
Rad 241.8910 kpc Radius of the group (Note 3)   (phys.size.radius;pos.lg)
angRad 0.098928 deg Angular radius of the group (Note 3)   (phys.angSize;pos.lg)
DL 150.2206 Mpc Luminosity distance to the group (redshift based) (pos.distance)
Ntot 2  Total number of galaxies in the group (meta.number)
  
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