VizieR

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VizieR

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J/A+A/514/A102/table2i SDSS DR7 groups of galaxies (Tago+, 2010)
DR7 volume-limited Mr < -20 galaxies (148195 rows)
  recno=89280
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ColumnValue  Explain   (UCD)
_RAJ200008 33 47.9004 "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+15 22 47.043 "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)
_RAB195008 30 59.6093 "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+15 33 05.250 "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)
_Glon209.8948645 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+29.4444983 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)
89280recno 89280  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 56900  Group ID number (meta.id)
Ngal 1  Group richness (meta.number)
RAJ2000128.44958 deg (i) Right Ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+15.37973 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)
Dist234.34 Mpc Co-moving distance corrected for CMB (Note G1)   (pos.distance)
uMAG-18.08 mag Absolute u magnitude (phys.magAbs)
gMAG-19.71 mag Absolute g magnitude (phys.magAbs)
rMAG-20.38 mag Absolute r magnitude (phys.magAbs)
iMAG-20.65 mag Absolute i magnitude (phys.magAbs)
zMAG-20.91 mag Absolute z magnitude (phys.magAbs)
w 1.400  Luminosity weight (stat.weight)
Lr 0.92 10+10Lsun Luminosity in r band (1010/h2) (Note G1)   (phys.luminosity)
  
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