VizieR

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VizieR

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J/other/RAA/19.29/kqcg Compilation of known QSOs for the Gaia mission (Liao+, 2019)
Known QSOs catalog for Gaia mission catalog (1842076 rows)
  recno=275918
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ColumnValue  Explain   (UCD)
_RAJ200000 23 09.7696560000 "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+24 58 21.405720000 "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)
_RAB195000 20 33.0559923576 "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+24 41 44.039457896 "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)
_Glon114.8534836031161 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-37.4552111461701 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)
275918recno 275918  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NameJ002309.76+245821.4  Name (Note 1)   (meta.id;meta.main)
RAJ2000 5.79070690000 deg (i) Right ascension (J2000.0) (Note 2)   (pos.eq.ra;meta.main)
DEJ2000 24.97261270000 deg (i) Declination (J2000.0) (Note 2)   (pos.eq.dec;meta.main)
e_RAJ20000.04670000000 arcsec Error in Right ascension (stat.error;pos.eq.ra)
e_DEJ20000.04520000000 arcsec Error in Declination (stat.error;pos.eq.dec)
z    Redshift (Note 3)   (src.redshift)
umag  mag u photographic magnitude (Note 4)   (phot.mag;em.opt.U)
gmag  mag g photographic magnitude (Note 4)   (phot.mag;em.opt.B)
rmag  mag r photographic magnitude (Note 4)   (phot.mag;em.opt.R)
imag  mag i photographic magnitude (Note 4)   (phot.mag;em.opt.I)
zmag  mag z photographic magnitude (Note 4)   (phot.mag;em.opt.I)
RefP-Q  Reference catalog (Note 5)   (meta.id;meta.table)
W1-W2 0.90 mag W1-W2 photographic magnitude (Note 6)   (phot.color;em.IR;em.IR)
W2-W3 2.58 mag W2-W3 photographic magnitude (Note 6)   (phot.color;em.IR;em.IR)
W1mag13.71 mag W1 photographic magnitude (Note 6)   (phot.mag;em.IR.3-4um)
  
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