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/table3(c)CatSouth quasar candidate catalog (original column names in green) (921528 rows)
2.J/ApJS/279/54/table4(c)CatGlobe quasar candidate catalog (original column names in green) (1889813 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Standard Original
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)GaiaDR3  (i) Gaia DR3 unique source identifier (source_id) (meta.id;meta.main)
   (ALL)RA_ICRS deg (i) Gaia DR3 Right ascension (ICRS) at Ep=2016.0 (ra) (pos.eq.ra;meta.main)
   (ALL)DE_ICRS deg (i) [-90/29] Gaia DR3 Declination (ICRS) at Ep=2016.0 (dec) (pos.eq.dec;meta.main)
   (ALL)GLON deg Galactic longitude (l) (pos.galactic.lon)
   (ALL)GLAT deg [-90/80] Galactic latitude (b) (pos.galactic.lat)
   (ALL)plx mas [-11.7/14] Parallax (parallax) (pos.parallax.trig)
   (ALL)e_plx mas [0/4.6] Standard error on plx (parallax_error) (stat.error;pos.parallax)
   (ALL)pmRA mas/yr [-8.6/8.8] Proper motion in right ascension direction (pmra) (pos.pm;pos.eq.ra)
   (ALL)e_pmRA mas/yr [0/3.3] Standard error of pmra (pmra_error) (stat.error;pos.pm;pos.eq.ra)
   (ALL)pmDE mas/yr [-9.9/9.6] Proper motion in declination direction (pmdec) (pos.pm;pos.eq.dec)

ALL cols		    
 (i)indexed column
   (ALL)e_pmDE mas/yr [0/3.3] Standard error of pmdec (pmdec_error) (stat.error;pos.pm;pos.eq.dec)
   (ALL)pmRApmDEcor   [-0.9/0.9] Correlation between pmra and pmdec (pmra-pmdec-corr) (stat.correlation;pos.pm)
   (ALL)BPmag mag (n) [12.9/23] Integrated BP mean AB magnitude (phot-bp-mean-mag) (phot.mag;em.opt.B)
   (ALL)Gmag mag (n) [12.8/21.3] G-band mean AB magnitude (phot-g-mean-mag) (phot.mag;em.opt)
   (ALL)RPmag mag (n) [12.49/21.9] Integrated RP mean AB magnitude (phot-rp-mean-mag) (phot.mag;em.opt.R)
   (ALL)BP-RP mag (n) [-1.5/4.3] BP-RP color (bp-rp) (phot.color;em.opt.B;em.opt.R)
   (ALL)E(BP/RP)  (n) [0.5/5.7] BP/RP excess factor (phot-bp-rp-excess-factor) (arith.factor;phot.flux;em.opt)
  (1)SMSS  (i) [66/2724323161] SMSS DR4 unique object id (smss_id) (meta.id.cross)
  (1)RASdeg deg SMSS DR4 Right ascension (ICRS) (ra_smss) (pos.eq.ra)
  (1)DESdeg deg SMSS DR4 Declination (ICRS) (dec_smss) (pos.eq.dec)
  (1)chi2-psf  (n) [0/7583] Maximum chi-squared from photometry table (chi2_psf) (stat.fit.chi2)
  (1)g-psf mag (n) [11.3/24.6] Weighted mean SMSS g-band PSF AB magnitude (g_psf) (phot.mag;em.opt.B)
  (1)e_g-psf mag (n) [0/1.9] Error in g-psf (e_g_psf) (stat.error;phot.mag;em.opt.B)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)r-psf mag (n) [13/23.8] Weighted mean SMSS r-band PSF AB magnitude (phot.mag;em.opt.R)
  (1)e_r-psf mag (n) [0/1.4] Error in r-psf (stat.error;phot.mag;em.opt.R)
  (1)i-psf mag (n) [12.7/23.3] Weighted mean SMSS i-band PSF AB magnitude (phot.mag;em.opt.I)
  (1)e_i-psf mag (n) [0/1.6] Error in i-psf (stat.error;phot.mag;em.opt.I)
  (1)z-psf mag (n) [11.9/22.6] Weighted mean SMSS z-band PSF AB magnitude (phot.mag;em.opt.I)
  (1)e_z-psf mag (n) [0/1.6] Error in z-psf (stat.error;phot.mag;em.opt.I)
  (1)Yapmag3 mag (n) [10.9/22.2] Default point source Y aperture corrected Vega mag (2" diameter) (yapermag3) (phot.mag;em.IR.J)
  (1)e_Yapmag3 mag (n) [0/1.2] Error in Yapmag3 (yapermag3err) (stat.error;phot.mag;em.IR.J)
  (1)Japmag3 mag (n) [10.89/22.3] Default point source J aperture corrected Vega mag (2" diameter) (japermag3) (phot.mag;em.IR.J)
  (1)e_Japmag3 mag (n) [0.001/1.9] Error in Japmag3 (japermag3err) (stat.error;phot.mag;em.IR.J)
  (1)Hapmag3 mag (n) [8.8/20.3] Default point source H aperture corrected Vega mag (2 arcsec diameter) (hapermag3) (phot.mag;em.IR.H)
  (1)e_Hapmag3 mag (n) [0.001/0.6] Error in Hapmag3 (hapermag3err) (stat.error;phot.mag;em.IR.H)
  (1)Ksapmag3 mag (n) [7.57/20] Default point source Ks aperture corrected Vega mag (2 arcsec diameter) (ksapermag3) (phot.mag;em.IR.K)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)e_Ksapmag3 mag (n) [0.001/1.1] Error in Ksapmag3 (ksapermag3err) (stat.error;phot.mag;em.IR.K)
   (ALL)CatWISE (char) (i) CatWISE2020 source id (catwise_id) (meta.id.cross)
   (ALL)RACdeg deg CatWISE2020 Right Ascension (ICRS) (ra_cat) (pos.eq.ra)
   (ALL)DECdeg deg CatWISE2020 Declination (ICRS) (dec_cat) (pos.eq.dec)
  (1)pmRACW arcsec/yr [-6/2.7] CatWISE2020 proper motion in right ascension direction (pmra_cat) (pos.pm;pos.eq.ra)
  (1)pmDECW arcsec/yr [-8.4/5.8] CatWISE2020 proper motion in declination direction (pmdec_cat) (pos.pm;pos.eq.dec)
  (1)e_pmRACW arcsec/yr [0.001/1.4] Uncertainty in pmRACW (e_pmra_cat) (stat.error;pos.pm;pos.eq.ra)
  (1)e_pmDECW arcsec/yr [0.0016/1.3] Uncertainty in pmDECW (e_pmdec_cat) (stat.error;pos.pm;pos.eq.dec)
   (ALL)snrw1pm  (n) [0.1/176.5] Flux S/N ratio in band-1 (W1) (snrw1pm) (stat.snr)
   (ALL)snrw2pm  (n) [0/443.3] Flux S/N ratio in band-2 (W2) (snrw2pm) (stat.snr)
  (1)snrw3  (n) [-96.4/91] Flux S/N ratio in band-3 (W3) from AllWISE (snrw3) (stat.snr)
   (ALL)W1mag mag [7.2/21.1] WPRO magnitude in band-1 (Vega) (w1mpropm) (phot.mag;em.IR.3-4um)
   (ALL)e_W1mag mag (n) [0.006/0.6] Uncertainty in W1mag (e_w1mpropm) (stat.error;phot.mag;em.IR.3-4um)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)W2mag mag [6/20.9] WPRO magnitude in band-2 (Vega) (w2mpropm) (phot.mag;em.IR.4-8um)
   (ALL)e_W2mag mag (n) [0.002/0.6] Uncertainty in W2mag (stat.error;phot.mag;em.IR.4-8um)
  (1)W3mag mag (n) [1.9/14] WPRO magnitude in band-3 from AllWISE (Vega) (w3mpro) (phot.flux.density;em.IR.8-15um)
  (1)e_W3mag mag (n) [0.01/0.6] Uncertainty in W3mag from AllWISE (stat.error;phot.mag)
   (ALL)E(BP/RP)c  (n) [-0.62/4.4] Corrected E(BP/RP) (phot-bp-rp-excess-factor-c) (arith.factor;phot.flux;em.opt)
   (ALL)logfpm0 [-] [-4/2.8] Logarithm probability density of zero proper motion (log_f_pm0) (stat.probability)
  (1)in-lmc (char) Set to True if within 10 degree from the center of LMC; False otherwise (in_lmc) (meta.code)
  (1)in-smc (char) Set to True if within 5 degree from the center of SMC; False otherwise (in_smc) (meta.code)
   (ALL)zGaia  (n) [0.08/6.2] Redshift estimate from Gaia DR3 QSO candidate table (z_gaia) (src.redshift.phot)
  (1)b_zGaia  (n) Lower confidence interval of z-gaia taken at 0.15866 quantile (z_gaia_low) (stat.fit.param)
  (1)B_zGaia  (n) Upper confidence interval of z-gaia taken at 0.84134 quantile (z_gaia_up) (stat.fit.param)
   (ALL)pGal   [0/0.5] XGBoost probability of the object being a galaxy (p_gal) (stat.probability)
   (ALL)pQSO   [0.3/1] XGBoost probability of the object being a quasar (p_qso) (stat.probability)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)pStar   [0/0.5] XGBoost probability of the object being a star (p_star) (stat.probability)
   (ALL)zphXGB   [-0.12/4.6] Photometric redshift predicted with XGBoost (z_ph_xgb) (src.redshift.phot)
   (ALL)zphTabN   [-0.7/7.5] Photometric redshift predicted with TabNet (z_ph_tab) (src.redshift.phot)
   (ALL)zphFTT   [-0.03/5.7] Photometric redshift predicted with FT-Transformer (z_ph_ftt) (src.redshift.phot)
   (ALL)zph   [-0.21/5.2] Ensemble photometric redshift (mean of zph-xgb, zph-tab, and zph-ftt) (z_ph) (src.redshift.phot)
   (ALL)zxp-nn  (n) [0.01/4.5] Spectral redshift predicted with RegNet using Gaia low-res spectroscopy (z_xp_nn) (src.redshift)
   (ALL)_RA.icrs deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
   (ALL)_DE.icrs deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  (2)North  (n)Display data from the CatNorth (Fu+ 2024, J/ApJS/271/54) if any (meta.ref.url)
  (2)South  (n)Display data from the CatSouth (link to Table 3) if any (meta.ref.url)

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