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VizieR

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J/A+A/618/A144/qcc QSO candidates catalog with APOP & ALLWISE (QCC) (Guo+, 2018)
Quasar candidates (662753 rows)
  recno=404835
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ColumnValue  Explain   (UCD)
_RAJ200012 28 16.522999920 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+31 06 05.60599920 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195012 25 47.524311422 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+31 22 40.46233814 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon173.404615408610 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+83.569191234313 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)
404835recno 404835  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
apop/AllWiseapop/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 28507  ID1 of the unique union id (ID1,ID2) (Note 1)   (meta.id.part;meta.main)
ID2 1108  ID2 of the unique union id (ID1,ID2) (Note 1)   (meta.id.part;meta.main)
RAJ2000187.0688458330 deg (i) Right ascension (J2000.0) (Note 2)   (pos.eq.ra;meta.main)
e_RAJ2000106 mas Error of right ascension (stat.error;pos.eq.ra)
DEJ2000+31.1015572220 deg (i) Declination (J2000.0) (Note 2)   (pos.eq.dec;meta.main)
e_DEJ2000 70 mas Error of declination (stat.error;pos.eq.dec)
pmRA 2.90 mas/yr Proper motion in RA direction (pos.pm;pos.eq.ra)
e_pmRA 3.40 mas/yr Error of proper motion in ra direction (stat.error;pos.pm;pos.eq.ra)
pmDE 4.60 mas/yr Proper motion in DEcdirection (pos.pm;pos.eq.dec)
e_pmDE 2.30 mas/yr Error of proper motion in dec direction (stat.error;pos.pm;pos.eq.dec)
Rmag 18.879 mag R photographic magnitude (Note 3)   (phot.mag;em.opt.R)
Bmag 18.899 mag B photographic magnitude (Note 3)   (phot.mag;em.opt.B)
Vmag 19.078 mag V photographic magnitude (Note 3)   (phot.mag;em.opt.V)
Imag 18.605 mag I photographic magnitude (Note 3)   (phot.mag;em.opt.I)
Jmag  mag J photographic magnitude (Note 3)   (phot.mag;em.IR.J)
Hmag  mag H photographic magnitude (Note 3)   (phot.mag;em.IR.H)
Kmag  mag K photographic magnitude (Note 3)   (phot.mag;em.IR.K)
W1mag 15.373 mag W1 photographic magnitude (Note 3)   (phot.mag;em.IR.3-4um)
W2mag 14.462 mag W2 photographic magnitude (Note 3)   (phot.mag;em.IR.4-8um)
W3mag 11.366 mag W3 photographic magnitude (Note 3)   (phot.flux.density;em.IR.8-15um)
W4mag 8.840 mag W4 photographic magnitude (Note 3)   (phot.flux.density;em.IR.15-30um)
QSOflago   [sgo] QSO in SDSS (s) or in LAMOST (g) (Note 4)   (meta.code)
z    Redshift from SDSS and LAMOST, (src.redshift)
zflago   [sgo] Original of redshift: SDSS (s) or LAMOST (g) (Note 4)   (phot.mag;em.opt.B)
Morflage   [pe] The classification codes are 'p' = point-like or 'e' = extend source (Note 5)   (meta.code)
  
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