VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/A+A/618/A144
  QSO candidates catalog with APOP & ALLWISE (QCC) (Guo+, 2018)
Post annotation
img(gal)
1.J/A+A/618/A144/qccQuasar candidates (662753 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  apop/AllWise  Display thge APOP (Qi et al., 2012. Cat. I/331) and AllWise (Cutri et al., 2013, Cat. II/328) data (meta.ref.url)
  ID1  ID1 of the unique union id (ID1,ID2) (Note 1)   (meta.id.part;meta.main)
  ID2  ID2 of the unique union id (ID1,ID2) (Note 1)   (meta.id.part;meta.main)
  RAJ2000 deg (i) Right ascension (J2000.0) (Note 2)   (pos.eq.ra;meta.main)
  e_RAJ2000 mas Error of right ascension (stat.error;pos.eq.ra)
  DEJ2000 deg (i) Declination (J2000.0) (Note 2)   (pos.eq.dec;meta.main)
  e_DEJ2000 mas Error of declination (stat.error;pos.eq.dec)
  pmRA mas/yr Proper motion in RA direction (pos.pm;pos.eq.ra)
  e_pmRA mas/yr Error of proper motion in ra direction (stat.error;pos.pm;pos.eq.ra)
  pmDE mas/yr Proper motion in DEcdirection (pos.pm;pos.eq.dec)

ALL cols
    
 (i)indexed column
  e_pmDE mas/yr Error of proper motion in dec direction (stat.error;pos.pm;pos.eq.dec)
  Rmag mag (n) R photographic magnitude (Note 3)   (phot.mag;em.opt.R)
  Bmag mag (n) B photographic magnitude (Note 3)   (phot.mag;em.opt.B)
  Vmag mag (n) V photographic magnitude (Note 3)   (phot.mag;em.opt.V)
  Imag mag (n) I photographic magnitude (Note 3)   (phot.mag;em.opt.I)
  Jmag mag (n) J photographic magnitude (Note 3)   (phot.mag;em.IR.J)
  Hmag mag (n) H photographic magnitude (Note 3)   (phot.mag;em.IR.H)
  Kmag mag (n) K photographic magnitude (Note 3)   (phot.mag;em.IR.K)
  W1mag mag (n) W1 photographic magnitude (Note 3)   (phot.mag;em.IR.3-4um)
  W2mag mag (n) W2 photographic magnitude (Note 3)   (phot.mag;em.IR.4-8um)
  W3mag mag (n) W3 photographic magnitude (Note 3)   (phot.flux.density;em.IR.8-15um)
  W4mag mag (n) W4 photographic magnitude (Note 3)   (phot.flux.density;em.IR.15-30um)
  QSOflag (char) [sgo] QSO in SDSS (s) or in LAMOST (g) (Note 4)   (meta.code)
  z  (n) Redshift from SDSS and LAMOST, (src.redshift)
  zflag (char) [sgo] Original of redshift: SDSS (s) or LAMOST (g) (Note 4)   (phot.mag;em.opt.B)
  Morflag (char) [pe] The classification codes are 'p' = point-like or 'e' = extend source (Note 5)   (meta.code)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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