VizieR

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VizieR

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J/A+A/514/A102/table2g SDSS DR7 groups of galaxies (Tago+, 2010)
DR7 volume-limited Mr < -18 galaxies (40665 rows)
  recno=7193
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200012 25 25.1147 "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+16 07 27.082 "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 22 53.3998 "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+16 24 03.434 "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)
_Glon272.8737016 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+77.4507397 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)
7193recno 7193  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 2465  Group ID number (meta.id)
Ngal 4  Group richness (meta.number)
RAJ2000186.35464 deg (i) Right Ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+16.12419 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)
Dist 94.92 Mpc Co-moving distance corrected for CMB (Note G1)   (pos.distance)
uMAG-18.45 mag Absolute u magnitude (phys.magAbs)
gMAG-20.37 mag Absolute g magnitude (phys.magAbs)
rMAG-21.23 mag Absolute r magnitude (phys.magAbs)
iMAG-21.63 mag Absolute i magnitude (phys.magAbs)
zMAG-21.91 mag Absolute z magnitude (phys.magAbs)
w 1.061  Luminosity weight (stat.weight)
Lr 2.01 10+10Lsun Luminosity in r band (1010/h2) (Note G1)   (phys.luminosity)
  
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