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J/ApJS/234/16
  Hα & Hβ spectral regions of low-z QSOs (Chen+, 2018)
spectrum
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img(gal)
1.J/ApJS/234/16/table1(c)The catalog including the measurements around Hα spectral region[spectrum] (2860 rows)
2.J/ApJS/234/16/table2(c)The catalog including the measurements around Hβ spectral region (21107 rows)
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Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)Hb  (n)Display the measurements around Hbeta region for this SDSS (table 2) (meta.ref.url)
   (ALL)SDSS (char) SDSS DR12 designation (HHMMSS.ss+DDMMSS.s; J2000) (meta.id;meta.main)
   (ALL)SpID (char) Plate-MJD-fiber ID (Note G1)   (meta.id)
   (ALL)zem   [0/0.5] DR12Q redshift from visual inspection (src.redshift)
   (ALL)zOIII   [0/0.5] Redshift from [OIII]5007Å (Note G2)   (src.redshift;pos.heliocentric)
   (ALL)L5100 [10-7W] [42.2/49.1] Log continuum luminosity at 5100Å; erg/s (Note G3)   (phys.luminosity;em.opt)
   (ALL)logM2 [Msun] [0/9.5] Log black hole mass from Equation 2 (Note 1)   (phys.mass)
   (ALL)logM1 [Msun] [0/10.4] Log black hole mass from Equation 1 (Note 2)   (phys.mass)
   (ALL)FWHMB km/s [0/19938] Broad Hα FWHM with single Gaussian (Note 3)   (spect.line.width)
   (ALL)FWHMB3 km/s [0/19326] Broad Hα FWHM with 3 Gaussians (Note 3)   (spect.line.width)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)logLHaB [10-7W] [0/44.2] Log broad Hα line luminosity; erg/s (Note 3)   (phys.luminosity)
  (1)e_logLHaB [10-7W] [0/0.4] The 1σ uncertainty in logLHaB (stat.error)
  (1)EWHaB 0.1nm [0/797] Equivalent width of broad Hα; Angstroms (Note 3)   (spect.line.eqWidth;em.line.Halpha)
  (1)e_EWHaB 0.1nm [0/114] The 1σ uncertainty in EWHaB (stat.error)
  (1)logLHa+ [10-7W] [0/44.2] Log broad + narrow Hα line luminosity; erg/s (Note 3)   (phys.luminosity)
  (1)logLHaN [10-7W] [0/43.2] Log narrow Hα line luminosity; erg/s (Note 4)   (phys.luminosity)
  (1)e_logLHaN [10-7W] [0/0.6] The 1σ uncertainty in logLHaN (stat.error)
  (1)EWHaN 0.1nm [0/401] Equivalent width of narrow Hα; Angstroms (Note 4)   (spect.line.eqWidth;em.line.Halpha)
  (1)e_EWHaN 0.1nm [0/36] The 1σ uncertainty in EWHaN (stat.error)
   (ALL)FWHMN km/s [0/1191] FWHM of [NII]6585Å line (Note 5)   (spect.line.width)
  (1)logL6585 [10-7W] [0/43] Log [NII]6585Å line luminosity (Note 5)   (phys.luminosity)
  (1)e_logL6585 [10-7W] [0/0.6] The 1σ uncertainty in logL6585 (stat.error)
  (1)EW6585 0.1nm [0/173] Equivalent width of [NII]6585Å (Note 5)   (spect.line.eqWidth)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)e_EW6585 0.1nm [0/26] The 1σ uncertainty in EW6585 (stat.error)
  (1)logL6549 [10-7W] [0/43] Log [NII]6549Å line luminosity (Note 6)   (phys.luminosity)
  (1)e_logL6549 [10-7W] [0/4] The 1σ uncertainty in logL6549 (stat.error)
  (1)EW6549 0.1nm [0/59] Equivalent width of [NII]6549Å (Note 6)   (spect.line.eqWidth)
  (1)e_EW6549 0.1nm [0/38] The 1σ uncertainty in EW6549 (stat.error)
  (1)logL6732 [10-7W] [0/42] Log [SII]6732Å line luminosity (Note 7)   (phys.luminosity)
  (1)e_logL6732 [10-7W] [0/0.6] The 1σ uncertainty in logL6732 (stat.error)
  (1)EW6732 0.1nm [0/85] Equivalent width of [SII]6732Å (Note 7)   (spect.line.eqWidth)
  (1)e_EW6732 0.1nm [0/13] The 1σ uncertainty in EW6732 (stat.error)
  (1)logL6718 [10-7W] [0/42.1] Log [SII]6718Å line luminosity (Note 8)   (phys.luminosity)
  (1)e_logL6718 [10-7W] [0/0.6] The 1σ uncertainty in logL6718 (stat.error)
  (1)EW6718 0.1nm [0/86] Equivalent width of [SII]6718Å (Note 8)   (spect.line.eqWidth)
  (1)e_EW6718 0.1nm [0/12] The 1σ uncertainty in EW6718 (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)chi3   [0.4/25.1] Reduced χ2 of 3 Gaussians to broad Hα (stat.fit.chi2)
   (ALL)chi   [0.5/78] Reduced χ2 of a Gaussian to broad Hα (stat.fit.chi2)
   (ALL)ctpix   [208/264] Number of good pixels (Note 9)   (meta.number)
   (ALL)S/N   [2/90] Signal-to-Noise (Note 9)   (stat.snr)
   (ALL)DR12 (char) Display data from the SDSS -DR12 photometric (V/147) and quasar (VII/279) catalogs within 0.5" (meta.ref.url)
   (ALL)Sp (char) Interactive spectrum from SDSS (meta.ref.url)
   (ALL)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
   (ALL)NED (char) ask the NED data-base about this object (meta.ref.url)
   (ALL)_RA deg (i) Positions from SDSS names (right ascension part) (pos.eq.ra;meta.main)
   (ALL)_DE deg (i) Positions from SDSS names (declination part) (pos.eq.dec;meta.main)
  (2)Ha  (n)Display the measurements around Halpha region for this SDSS (table 1) (meta.ref.url)
  (2)logLHbB [10-7W] [0/45] Log broad Hβ line luminosity; erg/s (Note 3)   (phys.luminosity)
  (2)e_logLHbB [10-7W] [0.02/1] The 1σ uncertainty in logLHbB (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)EWHbB 0.1nm [0/165] Equivalent width of broad Hβ; Angstroms (Note 3)   (spect.line.eqWidth;em.line.Hbeta)
  (2)e_EWHbB 0.1nm [0/49] The 1σ uncertainty in EWHbB (stat.error)
  (2)logLHb+ [10-7W] [0/44.2] Log broad + narrow Hβ line luminosity; erg/s (Note 3)   (phys.luminosity)
  (2)logLHbN [10-7W] [0/43.1] Log narrow Hβ line luminosity; erg/s (phys.luminosity)
  (2)e_logLHbN [10-7W] [0/0.6] The 1σ uncertainty in logLHbN (stat.error)
  (2)EWHbN 0.1nm [0/98] Equivalent width of narrow Hβ; Angstroms (Note 4)   (spect.line.eqWidth;em.line.Hbeta)
  (2)e_EWHbN 0.1nm [0/20] The 1σ uncertainty in EWHbN (stat.error)
  (2)logL5007 [10-7W] [0/44] Log [OIII]5007Å line luminosity (phys.luminosity)
  (2)e_logL5007 [10-7W] [0/10] The 1σ uncertainty in logL5007 (stat.error)
  (2)EW5007 0.1nm [0/1844] Equivalent width of [OIII]5007Å (Note 5)   (spect.line.eqWidth;em.line.OIII)
  (2)e_EW5007 0.1nm [0/103] The 1σ uncertainty in EW5007 (stat.error)
  (2)logL4959 [10-7W] [0/44] Log [OIII]4959Å line luminosity (phys.luminosity)
  (2)e_logL4959 [10-7W] [0/28] The 1σ uncertainty in logL4959 (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)EW4959 0.1nm [0/611] Equivalent width of [OIII]4959Å (Note 5)   (spect.line.eqWidth;em.line.OIII)
  (2)e_EW4959 0.1nm [0/88] The 1σ uncertainty in EW4959 (stat.error)

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