| J/A+A/578/A61/tableb1 | Galaxy groups in the 2M++ (Diaz-Gimenez+, 2015) Table of galaxy groups (813 rows) | recno=462 |
| Column | Value | Explain (UCD) | |
| _RAJ2000 | 20 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) |
| _RAB1950 | 20 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) |
| _Glon | 038.96372 | 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) | |
| ID | 462 | (i) [1/813] Group ID (meta.id;meta.main) | |
| Ng | 4 | [4/48] Number of galaxies linked by the FoF algorithm (meta.number) | |
| RAJ2000 | 312.134 | 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) |
| Simbad | Simbad | ask the Simbad data-base about this object (meta.ref.url) | |
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