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VizieR

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J/A+A/514/A102/table2f SDSS DR7 groups of galaxies (Tago+, 2010)
DR7 flux-limited galaxies (583362 rows)
  recno=184146
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200014 07 16.8235 "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+08 23 34.130 "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 04 48.2736 "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+08 37 48.333 "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)
_Glon350.2215114 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+64.0583592 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)
184146recno 184146  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 54906  Group ID number (meta.id)
Ngal 2  Group richness (meta.number)
RAJ2000211.82010 deg (i) Right Ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+08.39281 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)
Dist337.81 Mpc Co-moving distance corrected for CMB (Note G1)   (pos.distance)
uMAG-17.53 mag Absolute u magnitude (phys.magAbs)
gMAG-19.77 mag Absolute g magnitude (phys.magAbs)
rMAG-20.63 mag Absolute r magnitude (phys.magAbs)
iMAG-21.03 mag Absolute i magnitude (phys.magAbs)
zMAG-21.47 mag Absolute z magnitude (phys.magAbs)
w 2.033  Luminosity weight (stat.weight)
Lr 1.16 10+10Lsun Luminosity in r band (1010/h2) (Note G1)   (phys.luminosity)
  
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