VizieR

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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=469
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200001 24 14.1168 "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+34 09 29.556 "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 21 24.4062 "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+33 53 52.403 "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)
_Glon130.6291238 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-28.2228762 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)
469recno 469  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

GroupID 469  Group or cluster ID (meta.id;meta.main)
Ngal 15  Richness of the group (meta.number)
RAJ2000021.05882 deg (i) Right ascension of the group centre (J2000) (pos.eq.ra;meta.main)
DEJ2000+34.15821 deg (i) Declination of the group centre (J2000) (pos.eq.dec;meta.main)
GLON130.62913 deg Galactic longitude of the group centre (pos.galactic.lon)
GLAT-28.22287 deg Galactic latitude of the group centre (pos.galactic.lat)
SGLON331.18164 deg Supergalactic longitude of the group centre (pos.supergalactic.lon;pos.lg)
SGLAT 2.90833 deg Supergalactic latitude of the group centre (pos.supergalactic.lat;pos.lg)
zcmb 0.01737  CMB-corrected redshift of the group (src.redshift)
DistG 76.4951 Mpc Comoving distance to the group centre (pos.distance)
sigmav 471.379 km/s RMS deviation of the radial velocities (stat.stdev)
sigmasky 0.6483 Mpc RMS deviation of the sky-projected distances (stat.stdev)
Rmax 1.3406 Mpc Distance from group centre to the farthest member (pos.distance)
M200 271.41438 10+12Msun Estimated mass of the group assuming the NFW density profile (phys.mass)
R200 1.3570 Mpc Radius where the group mean density is 200 times the Universe average density (phys.size.radius)
XSG 66.9352 Mpc Supergalactic cartesian x coordinate (pos.cartesian.x;pos.supergalactic)
YSG -36.8255 Mpc Supergalactic cartesian y coordinate (pos.cartesian.y;pos.supergalactic)
ZSG 3.8814 Mpc Supergalactic cartesian z coordinate (pos.cartesian.z;pos.supergalactic)

Simbad[TKK2018] 469  ask the Simbad data-base about this object (meta.ref.url)
  
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