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/275/19
  High-z QSOs from DESI DR9 and machine-learning (Ye+, 2024)
ReadMe+ftp
2024ApJS..275...19Y
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/275/19/table11cHigh-z quasar candidate catalog; overlapping candidates (216949 rows)

Simple ConstraintList Of Constraints
 
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)
  RAJ2000 deg (i) Right Ascension (J2000) (Note G1)   (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [-68.13/84.8] Declination (J2000) (Note G1)   (pos.eq.dec;meta.main)
  gmag mag (n) [23.57/38] Apparent g-band AB magnitude (Note G1)   (phot.mag;em.opt.B)
  rmag mag (n) [19.8/35.4] Apparent r-band AB magnitude (Note G1)   (phot.mag;em.opt.R)
  zmag mag [16.2/21.5] Apparent z-band AB magnitude (Note G1)   (phot.mag;em.opt.I)
  W1mag mag [15/22.6] Apparent W1-band AB magnitude (G1) (Note G2)   (phot.mag;em.IR.3-4um)
  W2mag mag [14.7/22.8] Apparent W2-band AB magnitude (G1) (Note G2)   (phot.mag;em.IR.4-8um)
  grzmag mag (n) [17.9/23.2] Constructed grz-band magnitude (phot.mag;meta.modelled;em.opt)
  Wmag mag [14.9/22.6] Constructed W-band magnitude (phot.mag;meta.modelled;em.IR)
  gFlux mW/m2/Hz [1e-06/0.4] g-band flux; erg/s/cm2/Hz (Note G1)   (phot.mag;em.opt.B)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  rFlux mW/m2/Hz [7e-06/12] r-band flux; erg/s/cm2/Hz (Note G1)   (phot.mag;em.opt.R)
  zFlux mW/m2/Hz [2.5/315] z-band flux; erg/s/cm2/Hz (Note G1)   (phot.mag;em.opt.I)
  W1Flux mW/m2/Hz [0.9/995] W1-band flux; erg/s/cm2/Hz (Note G1)   (phot.mag;em.IR.3-4um)
  W2Flux mW/m2/Hz [0.8/1307] W2-band flux; erg/s/cm2/Hz (Note G1)   (phot.mag;em.IR.4-8um)
  grzFlux mW/m2/Hz [0.5/69] Constructed grz-band flux ; erg/s/cm2/Hz (phot.flux;meta.modelled;em.opt)
  WFlux mW/m2/Hz [0.9/1073] Constructed W-band flux; erg/s/cm2/Hz (phot.flux;meta.modelled;em.IR)
  HizProb   [0.18/0.97] Probability for high-z class (stat.probability)
  zphot   [4.78/6.23] Photometric redshift from regression model (src.redshift.phot)
  zspec  (n) [5/6.5] Spectroscopic redshift determined from spectrum (src.redshift)
  DR8  Display data from DESI Legacy Imaging DR8 (VII/292) (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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