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/ApJS/279/54
  The CatSouth and CatGlobe QSO candidate catalogs (Fu+, 2025)
ReadMe+ftp
2025ApJS..279...54F
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/279/54/table4CatGlobe quasar candidate catalog (original column names in green) (1889813 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
Standard Original
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  GaiaDR3  (i) Gaia DR3 unique source identifier (source_id) (meta.id;meta.main)
  RA_ICRS deg (i) Gaia DR3 Right ascension (ICRS) at Ep=2016.0 (ra) (pos.eq.ra;meta.main)
  DE_ICRS deg (i) [-90/90] Gaia DR3 Declination (ICRS) at Ep=2016.0 (dec) (pos.eq.dec;meta.main)
  GLON deg Galactic longitude (l) (pos.galactic.lon)
  GLAT deg [-90/90] Galactic latitude (b) (pos.galactic.lat)
  plx mas (n) [-11.7/14] Parallax (parallax) (pos.parallax.trig)
  e_plx mas (n) [0.013/4.8] Standard error of parallax (parallax_error) (stat.error;pos.parallax)
  pmRA mas/yr (n) [-10.02/9.5] Proper motion in right ascension direction (pmra) (pos.pm;pos.eq.ra)
  e_pmRA mas/yr (n) [0.01/3.4] Standard error of pmra (pmra_error) (stat.error;pos.pm;pos.eq.ra)
  pmDE mas/yr (n) [-9.9/9.6] Proper motion in declination direction (pmdec) (pos.pm;pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_pmDE mas/yr (n) [0.013/3.4] Standard error of pmdec (pmdec_error) (stat.error;pos.pm;pos.eq.dec)
  pmRApmDEcor  (n) [-0.93/0.93] Correlation between pmra and pmdec (pmra-pmdec-corr) (stat.correlation;pos.pm)
  BPmag mag (n) [9.9/24] Integrated BP mean AB magnitude (phot-bp-mean-mag) (phot.mag;em.opt.B)
  Gmag mag (n) [10.3/21.9] G-band mean AB magnitude (phot-g-mean-mag) (phot.mag;em.opt)
  RPmag mag (n) [9.4/23.6] Integrated RP mean AB magnitude (phot-rp-mean-mag) (phot.mag;em.opt.R)
  BP-RP mag (n) [-4/4.3] BP-RP color (bp-rp) (phot.color;em.opt.B;em.opt.R)
  E(BP/RP)  (n) [0.29/43.05] BP/RP excess factor (phot-bp-rp-excess-factor) (arith.factor;phot.flux;em.opt)
  CatWISE (char) (i) CatWISE2020 source id (catwise_id) (meta.id.cross)
  RACdeg deg CatWISE2020 Right Ascension (ICRS) (ra_cat) (pos.eq.ra)
  DECdeg deg CatWISE2020 Declination (ICRS) (dec_cat) (pos.eq.dec)
  snrw1pm  (n) [0.1/323.5] Flux S/N ratio in band-1 (W1) (snrw1pm) (stat.snr)
  snrw2pm  (n) [0/1839.3] Flux S/N ratio in band-2 (W2) (snrw2pm) (stat.snr)
  W1mag mag [7.2/21.04] WPRO magnitude in band-1 (Vega) (w1mpro_pm) (phot.mag;em.IR.3-4um)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_W1mag mag (n) [0.003/0.6] Uncertainty in W1mag (e_w1mpropm) (stat.error;phot.mag;em.IR.3-4um)
  W2mag mag [6/20.9] WPRO magnitude in band-2 (Vega) (w2mpro_pm) (phot.mag;em.IR.4-8um)
  e_W2mag mag (n) [0.001/0.6] Uncertainty in W2mag (e_w2mpropm) (stat.error;phot.mag;em.IR.4-8um)
  E(BP/RP)c  (n) [-0.9/41.7] Corrected E(BP/RP) (phot-bp-rp-excess-factor-c) (arith.factor;phot.flux;em.opt)
  logfpm0 [-] [-4/99] Logarithm probability density of zero proper motion (log-fpm0) (stat.probability)
  pGal   [0/0.5] XGBoost probability of the object being a galaxy (p-gal) (stat.probability)
  pQSO   [0.3/1] XGBoost probability of the object being a quasar (p-qso) (stat.probability)
  pStar   [0/0.5] XGBoost probability of the object being a star (p-star) (stat.probability)
  zGaia  (n) [-99.99/6.2] Redshift estimate from Gaia DR3 QSO candidate table (z-gaia) (src.redshift.phot)
  zphXGB   [-0.12/5] Photometric redshift predicted with XGBoost (z-ph-xgb) (src.redshift.phot)
  zphTabN   [-0.33/10] Photometric redshift predicted with TabNet (zph-tab) (src.redshift.phot)
  zphFTT   [0/5.65] Photometric redshift predicted with FT-Transformer (zph-ftt) (src.redshift.phot)
  zph   [0.02/5.1] Ensemble photometric redshift (mean of zph-xgb, zph-tab, and zph-ftt) (zph) (src.redshift.phot)
  zxp-nn  (n) [0.0009/4.8] Spectral redshift predicted with RegNet using Gaia low-res spectroscopy (z-xp-nn) (src.redshift)
  North  (n)Display data from the CatNorth (Fu+ 2024, J/ApJS/271/54) if any (meta.ref.url)
  South  (n)Display data from the CatSouth (link to Table 3) if any (meta.ref.url)
  _RA.icrs deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  _DE.icrs deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

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