VizieR

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VizieR

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J/A+A/514/A102/table2j SDSS DR7 groups of galaxies (Tago+, 2010)
DR7 volume-limited Mr < -21 galaxies (103978 rows)
  recno=88721
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ColumnValue  Explain   (UCD)
_RAJ200014 20 54.2761 "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+03 14 26.650 "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)
_RAB195014 18 22.7410 "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+03 28 08.320 "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)
_Glon348.6365380 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+57.9400658 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)
88721recno 88721  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 76736  Group ID number (meta.id)
Ngal 1  Group richness (meta.number)
RAJ2000215.22615 deg (i) Right Ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+03.24074 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)
Dist461.86 Mpc Co-moving distance corrected for CMB (Note G1)   (pos.distance)
uMAG-18.34 mag Absolute u magnitude (phys.magAbs)
gMAG-20.78 mag Absolute g magnitude (phys.magAbs)
rMAG-21.39 mag Absolute r magnitude (phys.magAbs)
iMAG-20.93 mag Absolute i magnitude (phys.magAbs)
zMAG -9.28 mag Absolute z magnitude (phys.magAbs)
w 3.989  Luminosity weight (stat.weight)
Lr 2.32 10+10Lsun Luminosity in r band (1010/h2) (Note G1)   (phys.luminosity)
  
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