VizieR Search Page [Back] ⋅ [Forwd] ⋅ [Print] ⋅ [Close]
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/244/36
  QSO properties from SDSS. II. The first two years (Chen+, 2019)
ReadMe+ftp
2019ApJS..244...36C
Similar Catalogs
spectrum
Post annotation 		img(gal)
1.J/ApJS/244/36/table1SDSS-IV/eBOSS quasar catalog[spectrum] (173935 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)
  SDSS (char) (i) SDSS DR14 (VII/286) designation (HHMMSS.ss+DDMMSs.s; J2000 – except for 524 not correcly written objects) (meta.id;meta.main)
  Plate  Spectroscopic plate number (meta.id;instr.plate)
  MJD d (i) Modified Julian Date (JD-2400000.5) (time.epoch)
  Fiber  Spectroscopic fiber number (meta.number;pos.parallax.spect)
  zVI   [0.008/7] Redshift, visual inspection taken from DR14Q (src.redshift;pos.heliocentric)
  zOIII  (n) [0.03/0.9] Redshift, [OIII] 5007Å based (Note 1)   (src.redshift;pos.heliocentric)
  zMgII  (n) [0.3/2.5] Redshift, MgII 2799Å based (Note 1)   (src.redshift;pos.heliocentric)
  zCIV  (n) [1.5/5.1] Redshift, CIV 1548Å based (Note 1)   (src.redshift;pos.heliocentric)
  logL5100 [10-7W] (n) [39.9/46.2] Monochromatic luminosity, power-law continuum fit at 5100Å in log erg/s units (Note 1)   (phys.luminosity;spect.line)
  logL3000 [10-7W] (n) [41.7/47.5] Monochromatic luminosity, power-law continuum fit at 3000Å in log erg/s units (Note 1)   (phys.luminosity;spect.line)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  logL1350 [10-7W] (n) [43.8/47.5] Monochromatic luminosity, power-law continuum fit at 1350Å in log erg/s units (Note 1)   (phys.luminosity;spect.line)
  logMBH-Ha [Msun] (n) [3.8/9.6] Virial BH mass, Hα fit Eq. 5 (Note 1)   (phys.mass)
  logMBH-Hb [Msun] (n) [6.4/9.8] Virial BH mass, Hβ fit Eq. 4 (Note 1)   (phys.mass)
  logMBH-MgII [Msun] (n) [6.5/10.5] Virial BH mass, MgII fit Eq. 3 (Note 1)   (phys.mass)
  logMBH-CIV [Msun] (n) [7/10.6] Virial BH mass, CIV fit Eq. 2 (Note 1)   (phys.mass)
  logMBH-Ha2 [Msun] (n) [5/9.7] Virial BH mass, Hα fit Eq. 1 and new (a,b) (Note 1)   (phys.mass)
  logMBH-MgII2 [Msun] (n) [6.7/10.1] Virial BH mass, MgII fit Eq. 1 and new (a,b) (Note 1)   (phys.mass)
  logMBH-CIV2 [Msun] (n) [7/10.6] Virial BH mass, CIV fit Eq. 1 and new (a,b) (Note 1)   (phys.mass)
  logL-bHa [10-7W] (n) [37.3/44.1] Line luminosity of broad Hα, in log erg/s units (Note 1)   (phys.luminosity;em.line.Halpha)
  e_logL-bHa [10-7W] (n) [0.009/1] Uncertainty of logLbHa (Note 1)   (stat.error)
  EW-bHa 0.1nm (n) [3.5/1019] Rest-frame equivalent width of broad Hα, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-bHa 0.1nm (n) [1.6/219.1] Uncertainty of EWbHa (Note 1)   (stat.error;spect.line.eqWidth)
  FWHM-bHa km/s (n) [1094/13799] FWHM of broad Hα (Note 1)   (spect.line.width)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  logL-nHa [10-7W] (n) [39.4/43.2] Line luminosity of narrow Hα in log erg/s units (Note 1)   (phys.luminosity;em.line.Halpha)
  e_logL-nHa [10-7W] (n) [0.01/1.1] Uncertainty of logLnHa (Note 1)   (stat.error)
  EW-nHa 0.1nm (n) [0.9/827.4] Rest-frame equivalent width of narrow Hα, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-nHa 0.1nm (n) [0.5/37] Uncertainty of EWnHa (Note 1)   (stat.error;spect.line.eqWidth)
  FWHM-nHa km/s (n) [198/1191] FWHM of narrow Hα (Note 1)   (spect.line.width)
  logL-NIIa [10-7W] (n) [39/42.7] Line luminosity of [NII]6549Å in log erg/s units (Note 1)   (phys.luminosity)
  e_logL-NIIa [10-7W] (n) [0.07/13.3] Uncertainty of logLNIIa (Note 1)   (stat.error)
  EW-NIIa 0.1nm (n) [0.3/40.2] Rest-frame equivalent width of [NII] 6549A, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-NIIa 0.1nm (n) [0.3/26.1] Uncertainty of EWNIIa (Note 1)   (stat.error;spect.line.eqWidth)
  logL-NIIb [10-7W] (n) [39.4/43.2] Line luminosity of [NII]6585Å, in log erg/s units (Note 1)   (phys.luminosity)
  e_logL-NIIb [10-7W] (n) [0.02/1.1] Uncertainty of logLNIIb (Note 1)   (stat.error)
  EW-NIIb 0.1nm (n) [1/119.2] Rest-frame equivalent width of [NII]6585Å, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-NIIb 0.1nm (n) [0.4/29.5] Uncertainty of EWNIIb (Note 1)   (stat.error;spect.line.eqWidth)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  logL-SIIa [10-7W] (n) [39.2/42.7] Line luminosity of [SII] 6718Å, in log erg/s units (Note 1)   (phys.luminosity)
  e_logL-SIIa [10-7W] (n) [0.04/1.1] Uncertainty of logLSIIa (Note 1)   (stat.error)
  EW-SIIa 0.1nm (n) [0.3/69.5] Rest-frame equivalent width of [SII]6718Å, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-SIIa 0.1nm (n) [0.2/21] Uncertainty of EWSIIa (Note 1)   (stat.error;spect.line.eqWidth)
  logL-SIIb [10-7W] (n) [39.1/42.6] Line luminosity of [SII] 6732Å, in log erg/s units (Note 1)   (phys.luminosity)
  e_logL-SIIb [10-7W] (n) [0.04/1.3] Uncertainty of logLSIIb (Note 1)   (stat.error)
  EW-SIIb 0.1nm (n) [0.4/54.5] Rest-frame equivalent width of [SII]6732Å, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-SIIb 0.1nm (n) [0.2/23.1] Uncertainty of EWSIIb (Note 1)   (stat.error;spect.line.eqWidth)
  ch2-Ha  (n) [0.4/21.3] Reduced χ^2 for Hα emission line fits (Note 1)   (meta.note)
  Npix-Ha  (n) [210/264] Number of good pixels, 6400-6800Å (Note 1)   (meta.number)
  SN-Ha  (n) [2/81.7] Median S/N per pixel, 6400-6800Å (Note 1)   (stat.snr)
  alpha-Ha  (n) [-3.6/6] Power-law slope continuum fit in Hα spectral region (Note 1)   (spect.index)
  logL-bHb [10-7W] (n) [40.2/44.3] Line luminosity of broad Hβ, in log erg/s units (Note 1)   (phys.luminosity;em.line.Hbeta)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_logL-bHb [10-7W] (n) [0.02/1.1] Uncertainty of logLbHb (Note 1)   (stat.error)
  EW-bHb 0.1nm (n) [3.6/210.1] Rest-frame equivalent width of broad Hβ, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-bHb 0.1nm (n) [1.3/90.4] Uncertainty of EWbHb (Note 1)   (stat.error;spect.line.eqWidth)
  FWHM-bHb km/s (n) [1098/15784] FWHM of broad Hβ (Note 1)   (spect.line.width)
  logL-nHb [10-7W] (n) [39/43.3] Line luminosity of narrow Hβ, in log erg/s units (Note 1)   (phys.luminosity;em.line.Hbeta)
  e_logL-nHb [10-7W] (n) [0.02/1.3] Uncertainty of logLnHb (Note 1)   (stat.error)
  EW-nHb 0.1nm (n) [0.2/177.2] Rest-frame equivalent width of narrow Hβ, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-nHb 0.1nm (n) [0.2/26] Uncertainty of WnHb (Note 1)   (stat.error;spect.line.eqWidth)
  FWHM-nHb km/s (n) [197/1184] FWHM of narrow Hβ (Note 1)   (spect.line.width)
  logL-OIIIa [10-7W] (n) [37.8/43.6] Line luminosity of [OIII]4959Å, in log erg/s units (Note 1)   (phys.luminosity;em.line.OIII;spect.line)
  e_logL-OIIIa [10-7W] (n) [0.02/31] Uncertainty of logLOIIIa (Note 1)   (stat.error)
  EW-OIIIa 0.1nm (n) [0.1/746.4] Rest-frame equivalent width of [OIII]4959Å, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-OIIIa 0.1nm (n) [0.3/86] Uncertainty of WOIIIa (Note 1)   (stat.error;spect.line.eqWidth)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  logL-OIIIb [10-7W] (n) [38.3/44.1] Line luminosity of [OIII]5007Å, in log erg/s units (Note 1)   (phys.luminosity;em.line.OIII;spect.line)
  e_logL-OIIIb [10-7W] (n) [0.01/1.4] Uncertainty of logLOIIIb (Note 1)   (stat.error)
  EW-OIIIb 0.1nm (n) [0.5/2262] Rest-frame equivalent width of [OIII]5007Å, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-OIIIb 0.1nm (n) [0.3/60] Uncertainty of WOIIIb (Note 1)   (stat.error;spect.line.eqWidth)
  ch2-Hb  (n) [0.4/20.7] Reduced χ^2 for Hβ emission line fits (Note 1)   (meta.note)
  Npix-Hb  (n) [226/355] Number of good pixels, 4700-5100Å (Note 1)   (meta.number)
  SN-Hb  (n) [2/80] Median S/N per pixel, 4700-5100Å (Note 1)   (stat.snr)
  alpha-Hb  (n) [-5/5.4] Power-law slope continuum fit in Hβ spectral region (Note 1)   (spect.index)
  logL-bMgII [10-7W] (n) [41/45.4] Line luminosity of broad MgII, in log erg/s units (Note 1)   (phys.luminosity)
  e_logL-bMgII [10-7W] (n) [0.03/1.1] Uncertainty of logLbMgII (Note 1)   (stat.error)
  logLMgII [10-7W] (n) [41.2/45.4] Total luminosity of broad and narrow MgII, in log erg/s units (Note 1)   (phys.luminosity)
  EW-bMgII 0.1nm (n) [1.2/316] Rest-frame equivalent width of broad MgII, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-bMgII 0.1nm (n) [0.9/160.3] Uncertainty of WbMgII (Note 1)   (stat.error;spect.line.eqWidth)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  FWHM-bMgII km/s (n) [964/14866] FWHM of broad MgII (Note 1)   (spect.line.width)
  ch2-MgII  (n) [0.3/52.5] Reduced χ^2 for MgII emission line fits (Note 1)   (meta.note)
  Npix-MgII  (n) [479/792] Number of good pixels, 2500-3000Å (Note 1)   (meta.number)
  SN-MgII  (n) [0/87.6] Median S/N per pixel, 2500-3000Å (Note 1)   (stat.snr)
  alpha-MgII  (n) [-6.2/7.2] Power-law slope continuum fit in MgII spectral region (Note 1)   (spect.index)
  logL-CIV [10-7W] (n) [42.2/45.6] Line luminosity of CIV, in log erg/s units (Note 1)   (phys.luminosity)
  e_logL-CIV [10-7W] (n) [0.02/1.1] Uncertainty of logLCIV (Note 1)   (stat.error)
  EW-CIV 0.1nm (n) [0.8/417.1] Rest-frame equivalent width of CIV, Angstroms (Note 1)   (spect.line.eqWidth)
  e_EW-CIV 0.1nm (n) [0.5/214.3] Uncertainty of EWCIV (Note 1)   (stat.error;spect.line.eqWidth)
  FWHM-CIV km/s (n) [1094/16591] FWHM of broad CIV (Note 1)   (spect.line.width)
  ch2-CIV  (n) [0.3/348.5] Reduced χ^2 for CIV emission line fits (Note 1)   (meta.note)
  Npix-CIV  (n) [229/562] Number of good pixels, 1450-1650Å (Note 1)   (meta.number)
  SN-CIV  (n) [0/67.2] Median S/N per pixel, 1450-1650Å (Note 1)   (stat.snr)
  alpha-CIV  (n) [-10.4/7.4] Power-law slope continuum fit in CIV spectral region (Note 1)   (spect.index)
  Sp  Interactive spectrum from SDSS-DR14 (meta.ref.url)
spectrum
  SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  NED  ask the NED data-base about this object (meta.ref.url)
  _RA deg (i) Positions from SDSS DR14 names (except for 524 not correctly written names taken from corresponding SDSS via plate-mjd-fiber) (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from SDSS DR14 names (except for 524 not correctly written names taken from corresponding SDSS via plate-mjd-fiber) (declination part) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
elapse time 0