VizieR

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VizieR

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J/A+A/514/A102/table2h SDSS DR7 groups of galaxies (Tago+, 2010)
DR7 volume-limited Mr < -19 galaxies (94912 rows)
  recno=7254
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200010 13 31.0291 "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)
_DEJ2000-00 56 48.894 "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)
_RAB195010 10 57.7107 "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)
_DEB1950-00 41 55.626 "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)
_Glon242.9030254 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+42.7891950 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)
7254recno 7254  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 2640  Group ID number (meta.id)
Ngal 22  Group richness (meta.number)
RAJ2000153.37929 deg (i) Right Ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000-00.94691 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)
Dist137.17 Mpc Co-moving distance corrected for CMB (Note G1)   (pos.distance)
uMAG-16.50 mag Absolute u magnitude (phys.magAbs)
gMAG-18.53 mag Absolute g magnitude (phys.magAbs)
rMAG-19.33 mag Absolute r magnitude (phys.magAbs)
iMAG-19.71 mag Absolute i magnitude (phys.magAbs)
zMAG-20.05 mag Absolute z magnitude (phys.magAbs)
w 1.122  Luminosity weight (stat.weight)
Lr 0.35 10+10Lsun Luminosity in r band (1010/h2) (Note G1)   (phys.luminosity)
  
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