VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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J/A+A/618/A81/2mrs_gr Bayesian group finder applied to the 2MRS data (Tempel+, 2018)
Catalogue of galaxy groups (7755 rows)
  recno=6345
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200018 34 53.4888 "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+22 41 31.992 "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)
_RAB195018 32 47.2987 "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+22 39 04.542 "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)
_Glon051.7172392 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+13.5998313 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)
6345recno 6345  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

GroupID6345  Group or cluster ID (meta.id;meta.main)
Ngal 4  Richness of the group (meta.number)
RAJ2000278.72287 deg (i) Right ascension of the group centre (J2000) (pos.eq.ra;meta.main)
DEJ2000+22.69222 deg (i) Declination of the group centre (J2000) (pos.eq.dec;meta.main)
GLON 51.71724 deg Galactic longitude of the group centre (pos.galactic.lon)
GLAT 13.59983 deg Galactic latitude of the group centre (pos.galactic.lat)
SGLON 59.88555 deg Supergalactic longitude of the group centre (pos.supergalactic.lon;pos.lg)
SGLAT 81.55596 deg Supergalactic latitude of the group centre (pos.supergalactic.lat;pos.lg)
zcmb 0.01418  CMB-corrected redshift of the group (src.redshift)
DistG 62.4895 Mpc Comoving distance to the group centre (pos.distance)
sigmav 202.956 km/s RMS deviation of the radial velocities (stat.stdev)
sigmasky 0.1994 Mpc RMS deviation of the sky-projected distances (stat.stdev)
Rmax 0.3264 Mpc Distance from group centre to the farthest member (pos.distance)
M200 15.85964 10+12Msun Estimated mass of the group assuming the NFW density profile (phys.mass)
R200 0.5271 Mpc Radius where the group mean density is 200 times the Universe average density (phys.size.radius)
XSG 4.6038 Mpc Supergalactic cartesian x coordinate (pos.cartesian.x;pos.supergalactic)
YSG 7.9374 Mpc Supergalactic cartesian y coordinate (pos.cartesian.y;pos.supergalactic)
ZSG 61.8121 Mpc Supergalactic cartesian z coordinate (pos.cartesian.z;pos.supergalactic)
  
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