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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJ/931/154
  High-quality UV & X-ray quasar spectral data (Rivera+, 2022)
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2022ApJ...931..154R
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/931/154/fig13The "Good" sample that underlies the Bokeh interactive plots in Figure 13 (original column names in green) (779 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)
  SDSSo (char) SDSS identifier (original designations from SDSS-DR14, VII/286) (SDSS) (Note 8)   (meta.id;meta.main)
  logRedd  (n) [-99/0.8] Log(L/LEdd) from Shen+ 2011, J/ApJS/194/45 (LOGEDD_RATIO) (Note 1)   (phys.luminosity;arith.ratio)
  Gamma   [1.2/2.8] Photon index Γ for the Timlin+ 2020, J/MNRAS/492/719 and Chandra/HST samples (Gamma) (Note 2)   (spect.index)
  F2keV mW/m2/Hz [-32.1/-29.9] Log of the observed flux density at 2keV, in erg/cm2/s/Hz (f2keV_ergs) (Note 3)   (phot.flux.density;em.X-ray.soft)
  aOX   [-1.92/-1.14] Measured αox value (Alpha_ox) (Note 4)   (spect.index;em.opt;em.X-ray)
  DelaOX-T20   [-0.25/0.3] Δαox calculated using alphaox and equation 3 from Timlin+ 2020, J/MNRAS/492/719 (Delta_Alpha_ox) (spect.index;em.opt;em.X-ray)
  DelaOX   [-0.3/0.24] Δαox calculated using alphaox and equation 4 from this paper (New_Delta_Alpha_ox) (spect.index;em.opt;em.X-ray)
  Del(g-i)   [-0.3/0.3] Delta(g-i) from Krawczyk+ 2015, J/AJ/149/203 (Delg-i) (phot.mag;arith.diff;em.opt)
  EWCIV-T20 0.1nm (n) [16/189] Rest-frame CIV equivalent width (in Angstroms) from Timlin+ 2020, J/MNRAS/492/719 (Timlin_CIV_EQW) (spect.line.eqWidth)
  CIVshift-T20 km/s (n) [-587/3736] CIV blueshift from Timlin+ 2020, J/MNRAS/492/719 (Timlin_CIV_Blueshift) (phys.veloc;spect.line;arith.diff)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  CIVshift km/s [-1047/4874] CIV blueshift generated from the independent component analysis (ICA) reconstructed spectra (CIV_blue) (phys.veloc;spect.line;arith.diff)
  EWCIV 0.1nm [6.8/228] Rest-frame CIV EQW (in angstroms) generated from the ICA reconstructed spectra (CIV_EW) (spect.line.eqWidth)
  zold  (n) [0.46/3.42] SDSS redshift (Old_redshift) (src.redshift;pos.heliocentric)
  z   [0.46/3.41] Independent component analysis (ICA) calculated redshift (Redshifts) (src.redshift;pos.heliocentric)
  EWHeII 0.1nm [-0.3/8.3] Rest-frame HeII EQW (in angstroms) generated from the ICA reconstructed spectra (HeII_EQW) (spect.line.eqWidth)
  logMBH  (n) [0/10.5] LogMBH from Shen+ 2011, J/ApJS/194/45 (LOGBH) (phys.mass)
  Ref   [1/4] Reference (Data_source) (Note 5)   (meta.ref;pos.frame)
  Clean   [1] Clean flag (always "1") (Clean) (Note 6)   (meta.code)
  RAJ2000 deg (i) SDSS right ascension (J2000) (RA_1) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [-15.1/70] SDSS declination (J2000) (DEC_1) (pos.eq.dec;meta.main)
  N19   [0/1] QSO from Nardini+ 2019A&A...632A.109N (Nardini_Sample) (meta.code)
  Xdist  Distance in Γ-Δαox space from the gray dotted line described by equation 3 and shown in Figure 7 (stat.fit.param)
  CIVpadist  (n) [0.085/1.21] CIV parallel distance (CIV_Dist) (Note 7)   (stat.fit.param)
  CIVpedist  (n) [-0.26/0.15] CIV perpendicular distance (CIV_Perp_Dist) (Note 7)   (stat.fit.param)
  logL2500 [10-7W/Hz] [29.6/32.5] Log of the luminosity at 2500Å in erg/s/Hz (L2500) (Note 4)   (phys.luminosity;em.UV)
  T20  (n)Display data from Timlin+ 2020, J/MNRAS/492/719 (meta.ref.url)
  S11  (n)Display data from Shen+ 2011, J/ApJS/194/45 (meta.ref.url)
  L20  (n)Display data from Lusso+ 2020, J/A+A/642/A150 (meta.ref.url)
  DR16Q  Display data from SDSS-DR16 quasar catalog (VII/289) (meta.ref.url)
  SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  NED  ask the NED data-base about this object (meta.ref.url)

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