VizieR

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VizieR

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J/MNRAS/348/866/2dfsgpga 2dFGRS Percolation-Inferred Galaxy Group (2PIGG) (Eke+, 2004)
Galaxies used for group-finding in the SGP (download the corresponding mock catalog) (112694 rows)
  recno=3968
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ColumnValue  Explain   (UCD)
_RAJ200000 29 54.220 "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 05 35.37 "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)
_RAB195000 27 26.131 "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)
_DEB1950-34 22 10.00 "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)
_Glon335.227217 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-81.638213 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)
3968recno 3968  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RArad006.8589 deg (i) Right ascension in radians (1950 coordinates) (pos.eq.ra;meta.main)
DErad-34.3694 deg (i) Declination in radians (1950 coordinates) (pos.eq.dec;meta.main)
z0.2223  Redshift (src.redshift)
bJmag19.085 mag bJ magnitude (phot.mag;em.opt.B)
bJmagl19.457 mag limiting b_J magnitude of the survey at the position of this galaxy (phot.mag)
n 0.000565  Mean number density of galaxies in the survey at the position of this galaxy (phys.density)
Weight 1.30   [1/4.4] Weight associated with this galaxy (phys.atmol.weight)
Ngroup 0   [0/16957] Group number to which this galaxy has been assigned (0 is ungrouped) (Note 1)   (meta.number;phys.atmol.number)

_RA.icrs007.476 deg (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-34.093 deg (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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