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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/ApJ/747/10
  X-ray and multiwavelength properties of 11 WLQs (Wu+, 2012)
Post annotation
img(gal)
1.J/ApJ/747/10/wlqsWeak-line quasar candidate properties (tables 1, 2 and 4) (14 rows)

 
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)
  Set (char) [A/C] C=Chandra cycle 12 objects; A=archival X-ray data objects (meta.bib)
  SDSS (char) (n)SDSS name (HHMMSS.ss+DDMMSS.s; J2000) (meta.id;meta.main)
  z  (n) [0.39/2.5] Redshift for each source (Note 1)   (src.redshift)
  dOX arcsec (n) [0/1] Angular distance between the optical and X-ray positions; no entry=no X-ray detection (pos.angDistance)
  Det (char) (n)Detector (ACIS-I, -S or MOS) (meta.id)
  f_Det (char) (n) [c] More than one detector (Note 2)   (meta.code)
  Date "Y:M:D" (n)Observation date (time.epoch;obs)
  ObsID  (n)Observation number (meta.id)
  Exp ks (n) [3/27] Exposure time (time.duration;obs.exposure)
  OA arcmin (n) [0.3/6.4] Off-axis angle (instr.offset)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  Ref (char) (n) [,1-4] Reference(s) number (Note 3)   (meta.id)
  DR9  (n)Cross-match within 2" with the SDSS-DR9 photometric catalog (meta.ref.url)
  Ref1 (char) Origin of spectroscopic data (Note 4)   (meta.ref;pos.frame)
  MJD d (n) [52051/55702] Modified Julian day (time.epoch)
  s(CIV) km/s (n) [-7300/-570] CIV blueshift (spect.dopplerVeloc)
  e_s(CIV) km/s (n) [30/1700] s(CIV) uncertainty (stat.error)
  l_W(CIV) (char) Limit flag on W(CIV) (meta.code.error)
  W(CIV) 0.1nm (n) [3/30] CIV rest equivalent width (spect.line.eqWidth)
  e_W(CIV) 0.1nm (n) [0.3/2.7] W(CIV) uncertainty (stat.error)
  l_W(SiIV) (char) Limit flag on W(SiIV) (meta.code.error)
  W(SiIV) 0.1nm (n) [4.8/9.9] SiIV rest equivalent width (Note 5)   (spect.line.eqWidth)
  e_W(SiIV) 0.1nm (n) [0.3/2.1] W(SiIV) uncertainty (Note 5)   (stat.error)
  l_W(190) (char) Limit flag on W(190) (meta.code.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  W(190) 0.1nm (n) [1.9/21.7] 1900Å rest equivalent width (Note 6)   (spect.line.eqWidth)
  e_W(190) 0.1nm (n) [0.2/2.1] W(190) uncertainty (Note 6)   (stat.error)
  l_W(FeIII) (char) Limit flag on W(FEIII) (meta.code.error)
  W(FeIII) 0.1nm (n) [1.7/9] FeIII rest equivalent width (spect.line.eqWidth)
  e_W(FeIII) 0.1nm (n) [0.1/1.5] W(FeIII) uncertainty (stat.error)
  W(MgII) 0.1nm (n) [5.8/17.1] MgII rest equivalent width (spect.line.eqWidth)
  e_W(MgII) 0.1nm (n) [0.4/1.1] W(MgII) uncertainty (stat.error)
  Simbad  ask the Simbad data-base about this object (meta.ref)
  NED  ask the NED data-base about this object (meta.ref)
  l_Fct (char) (n)Limit flag on Fband (meta.code.error)
  Fct ct (n) [3.3/552.3] Full band (0.5-8keV) X-ray counts (phot.count;em.X-ray)
  E_Fct ct (n) [3/24.5] Positive error on Fct (Note 5)   (stat.error;stat.max)
  e_Fct ct (n) [1.7/23.5] Negative error on Fct (Note 5)   (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  l_Sct (char) (n)Limit flag on Sct (meta.code.error)
  Sct ct (n) [3.1/406.4] Soft band (0.5-2keV) X-ray counts (phot.count;em.X-ray)
  E_Sct ct (n) [3/21.2] Positive error on Sct (Note 5)   (stat.error;stat.max)
  e_Sct ct (n) [1.7/20.2] Negative error on Sct (Note 5)   (stat.error)
  l_Hct (char) (n)Limit flag on Hct (meta.code.error)
  Hct ct (n) [2.1/145.8] Hard band (2-8keV) X-ray counts (phot.count;em.X-ray)
  E_Hct ct (n) [2.7/13.1] Positive error on Hct (Note 5)   (stat.error;stat.max)
  e_Hct ct (n) [1.3/12.1] Negative error on Hct (Note 5)   (stat.error)
  l_H/S (char) (n)Limit flag on H/S (meta.code.error)
  H/S  (n) [0.2/2.25] Band ratio (Note 6)   (phot.count;arith.ratio)
  E_H/S  (n) [0.04/0.81] Positive error on H/S (Note 6)   (stat.error;stat.max)
  e_H/S  (n) [0.03/0.4] Negative error on H/S (Note 6)   (stat.error)
  l_Gamma (char) (n)Limit flag on Gamma (meta.code.error)
  Gamma  (n) [-0.01/2.21] Effective power-law photon index Γ (Note 7)   (meta.code;spect.index)
  E_Gamma  (n) [0.09/1.31] Positive error on Gamma (stat.error;stat.max)
  e_Gamma  (n) [0.09/0.87] Negative error on Gamma (stat.error)
  _RA deg (n)(i) Positions from SDSS names (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (n)(i) Positions from SDSS names (declination part) (pos.eq.dec;meta.main)

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