VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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J/A+A/578/A61/tableb1 Galaxy groups in the 2M++ (Diaz-Gimenez+, 2015)
Table of galaxy groups (813 rows)
  recno=462
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200020 48 32.16 "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)
_DEJ2000-08 21 39.6 "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)
_RAB195020 45 50.97 "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)
_DEB1950-08 32 47.5 "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)
_Glon038.96372 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-29.79368 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)
462recno 462  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID462  (i) [1/813] Group ID (meta.id;meta.main)
Ng 4   [4/48] Number of galaxies linked by the FoF algorithm (meta.number)
RAJ2000312.134 deg (i) Group centre right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-08.361 deg (i) Group centre declination (J2000) (pos.eq.dec;meta.main)
VCM 6101.2 km/s [3033/20889] Mean group centre radial velocity (spect.dopplerVeloc;stat.mean)
sigma 77.2 km/s [29/625] Radial velocity dispersion (spect.dopplerVeloc)
Rvir 0.705 Mpc [0.07/3.1] 3D virial radius (in Mpc/h) (phys.size.radius)
Mvir 0.0293 10+14Msun [0.01/5.2] Group virial mass (in 1014M/h) (phys.mass)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
  
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