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=1287
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200001 49 14.0570064 "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+13 03 19.116900 "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)
_RAB195001 46 33.3389079 "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+12 48 26.131818 "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)
_Glon143.9935758120 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-47.4390503016 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)
1287recno 1287  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

iGrID 1287  Internal 2MRS or SDSS group ID (meta.id.parent)
RAJ2000027.30857086 deg (i) Right ascension (J2000.0) of the group centre (pos.eq.ra;meta.main)
DEJ2000+13.05531025 deg (i) Declination (J2000.0) of the group centre (pos.eq.dec;meta.main)
z 0.0158456  Redshift of the group centre (CMB-corrected) (src.redshift)
logLtot 11.60574 [Lsun] logarithm of the total (extrapolated) luminosity of the group (Note 1)   (phys.luminosity)
e_logLtot 0.21497 [Lsun] Uncertainty of total luminosity (stat.error)
logLobs 11.53925 [Lsun] logarithm of the observed luminosity of the group (Note 1)   (phys.luminosity)
logMtot 13.30435 [Msun] logarithm of the total mass of the group (phys.mass)
e_logMtot 0.14043 [Msun] Uncertainty of the total mass (stat.error)
logMstar 11.47215 [Msun] logarithm of the minimal stellar mass (Note 2)   (phys.mass)
NMstar 3  Number of galaxies in the group for which stellar masses are available (meta.number)
logMdyn 11.0529 [Msun] logarithm of the dynamical mass of the group (Note 3)   (phys.mass)
sigma 295.8264 km/s Velocity dispersion of the group (Note 3)   (phys.veloc.dispersion;pos.lg)
Rad 185.1053 kpc Radius of the group (Note 3)   (phys.size.radius;pos.lg)
angRad 0.165912 deg Angular radius of the group (Note 3)   (phys.angSize;pos.lg)
DL 65.9655 Mpc Luminosity distance to the group (redshift based) (pos.distance)
Ntot 5  Total number of galaxies in the group (meta.number)
  
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