VizieR

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VizieR

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J/MNRAS/348/866/2dfngpga 2dFGRS Percolation-Inferred Galaxy Group (2PIGG) (Eke+, 2004)
Galaxies used for group-finding in the NGP (download the corresponding mock catalog) (78746 rows)
  recno=15864
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ColumnValue  Explain   (UCD)
_RAJ200012 07 30.875 "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)
_DEJ2000-04 21 50.62 "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)
_RAB195012 04 56.985 "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)
_DEB1950-04 05 08.75 "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)
_Glon282.654285 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+56.768449 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)
15864recno 15864  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RArad181.2374 deg (i) Right ascension in radians (1950 coordinates) (pos.eq.ra;meta.main)
DErad-04.0858 deg (i) Declination in radians (1950 coordinates) (pos.eq.dec;meta.main)
z0.1221  Redshift (src.redshift)
bJmag19.285 mag bJ magnitude (phot.mag;em.opt.B)
bJmagl19.333 mag limiting b_J magnitude of the survey at the position of this galaxy (phot.mag)
n 0.006062  Mean number density of galaxies in the survey at the position of this galaxy (phys.density)
Weight 1.60   [1/4.4] Weight associated with this galaxy (phys.atmol.weight)
Ngroup 7301   [0/16957] Group number to which this galaxy has been assigned (0 is ungrouped) (Note 1)   (meta.number;phys.atmol.number)

_RA.icrs181.879 deg (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-04.364 deg (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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