Show | Sort | Column | Constraint | Explain (UCD) |
| | recno | | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD) |
| | HCG | | (i) [1/100] Group number (meta.id;meta.main) (ID_MAIN) |
| | z | | Group Redshift derived from the median galaxy heliocentric velocity (src.redshift) (REDSHIFT_HC) |
| | n | | Number of galaxies with accordant velocities (meta.number) (NUMBER) |
| | log(sV) | [km/s] | Radial velocity dispersion (spect.dopplerVeloc) (VELOC_DISP) |
| | log(V) | [km/s] | (n) Estimated instrinsic 3D velocity dispersion (phys.veloc.dispersion) (VELOC_DISP) |
| | log(R) | [kpc] | Median projected separation (pos.distance;stat.median) (PHYS_SEPARATION) |
| | log(Ho.tc) | | Crossing time (expressed in 1/Ho units) (time.crossing) (TIME_CROSSING) |
| | log(Mv) | [g] | (n) Virial mass of group in log. scale (phys.mass;pos.lg) (PHYS_MASS_MISC) |
| | log(Mp) | [g] | (n) Projected mass (phys.mass) (PHYS_MASS_MISC) |
| | log(Ma) | [g] | (n) Average mass (phys.mass;stat.mean) (PHYS_MASS_MISC) |
| | log(Mm) | [g] | (n) Median mass (phys.mass;stat.median) (PHYS_MASS_MISC) |
| | log(M) | [g] | (n) Adopted mass (phys.mass) (PHYS_MASS_MISC) |
| | log(L) | [W] | Total blue luminosity of the accordant galaxies (phys.luminosity;em.opt.B) (PHYS_LUMINOSITY_B) |
| | log(M/L) | [Sun] | (n) Mass-to-light ratio (phys.composition.massLightRatio) (PHYS_MASS/LIGHT) |
| | log(rho) | [g/cm3] | (n) Mass density (phys.density) (PHYS_DENSITY_MASS_VOL) |
ALL cols | | | |