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=97139
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ColumnValue  Explain   (UCD)
_RAJ200015 34 47.2083 "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+37 15 54.561 "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)
_RAB195015 32 54.3808 "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+37 25 50.959 "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)
_Glon059.8599120 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+54.2889866 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)
97139recno 97139  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 85154  Group ID number (meta.id)
Ngal 1  Group richness (meta.number)
RAJ2000233.69670 deg (i) Right Ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+37.26516 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)
Dist416.13 Mpc Co-moving distance corrected for CMB (Note G1)   (pos.distance)
uMAG-19.59 mag Absolute u magnitude (phys.magAbs)
gMAG-20.73 mag Absolute g magnitude (phys.magAbs)
rMAG-21.29 mag Absolute r magnitude (phys.magAbs)
iMAG-21.56 mag Absolute i magnitude (phys.magAbs)
zMAG-21.96 mag Absolute z magnitude (phys.magAbs)
w 3.028  Luminosity weight (stat.weight)
Lr 2.11 10+10Lsun Luminosity in r band (1010/h2) (Note G1)   (phys.luminosity)
  
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