VizieR

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

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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/other/Nat/605.244
  XQR-30 quasars sample (Bischetti+, 2022)
ReadMe+ftp
2022Natur.605..244B
Similar Catalogs
Post annotation 		img(gal)
1.J/other/Nat/605.244/table1The XQR-30 sample properties and BAL system parameters (30 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)
  Name (char) Quasar name (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  SNR  Median signal to noise per pixel in the 1600-1700Å wavelength range, for a 50km/s spectral resolution (em.wl.central;stat.median)
  n_SNR (char) [*] Note (Note 1)   (meta.note)
  z  MgII-based redshift (Note 2)   (src.redshift)
  Jmag mag J magnitude (AB) (phot.mag;em.IR.J)
  r_Jmag (char) Refernece for J magnitude (Note 3)   (meta.ref;pos.frame)
  W1mag mag (n) WISE W1 magnitude (AB) (phot.mag;em.IR.3-4um)
  r_W1mag (char) Reference for W1 and W2 magnitudes (Note 3)   (meta.ref)
  W2mag mag (n) WISE W1 magnitude (AB) (phot.mag;em.IR.4-8um)
  BI  (n) Balnicity index (spect.index)
  Vmin km/s (n) Minimum velocity of the CIV BAL outflows (Note 2)   (phys.veloc;stat.min)
  Vmax km/s (n) Maximum velocity of the CIV BAL outflows (Note 2)   (phys.veloc;stat.max)
  Type (char) BAL/no-BAL classification (src.class)
  SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)

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