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J/ApJ/923/262
  NIR spectroscopic obs. of z>6.5 quasars (Yang+, 2021)
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2021ApJ...923..262Y
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1.J/ApJ/923/262/table1(c)Quasar and observation information of the 37 quasars in the sample (38 rows)
2.J/ApJ/923/262/table2(c)Spectral fitting and quasar properties (37 rows)
3.J/ApJ/923/262/table3z>6.5 quasar composite spectrum [spectrum] (Interactive plot)
spectrum
(1849 rows)
4.J/ApJ/923/262/table4(c)Quasar BH masses derived from the spectral fitting based on the Vestergaard & Wilkes (2001ApJS..134....1V ; VW01) iron template (37 rows)

Simple ConstraintList Of Constraints
 
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+2+4)Name (char) (i) Position based identifier (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  (1+2)f_Name (char) Flag on Name (Note 1)   (meta.code)
  (1+2+4)SName (char) Short Name used in text (meta.id)
  (1)Inst (char) Instrument used (instr.setup)
  (1)ExpTime (char) s Exposure time(s) (time.duration;obs.exposure)
  (1)zsp  (n) [6.35/7.65] Spectroscopic redshift (src.redshift)
  (1)e_zsp  (n) [0.0001/0.05] Uncertainty in zsp (stat.error)
  (1)Disc (char) Discovery, ADS bibcode(s) (meta.bib)
  (1)[CII] (char) [YN] Detection of [CII] (meta.code)
  (1)r_zsp (char) Reference for zsp, ADS bibcode (Note 2)   (meta.ref;pos.frame)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)NIR (char) [YN] Previously published BH mass measurements (meta.code)
  (1)Jmag mag (n) [17.46/21.3] J-band (AB system) photometric data used to scale the NIR spectra (Note 3)   (phot.mag;em.IR.J)
  (1)e_Jmag mag (n) [0.02/0.3] Uncertainty in Jmag (stat.error;phot.mag)
  (1)DES  (n)Display data from DES DR1 (II/357) and DR2 (II/371) within 2" (meta.ref.url)
  (1)DESI  (n)Display data from DESI DR8 (VII/292) within 2" (meta.ref.url)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (1+2+4)_RA deg (i) Positions from names (right ascension part) (pos.eq.ra;meta.main)
  (1+2+4)_DE deg (i) Positions from names (declination part) (pos.eq.dec;meta.main)
  (2)z[CII]  (n) [6.46/7.65] Redshift based on [CII] (src.redshift;pos.heliocentric)
  (2)e_z[CII]  (n) [0.0001/0.004] Uncertainty in z[CII] (stat.error;src.redshift)
  (2)zCIV  (n) [6.33/7.53] Redshift based on CIV (src.redshift;pos.heliocentric)
  (2)e_zCIV  (n) [0.001/0.04] Uncertainty in zCIV (stat.error)
  (2)zMgII   [6.3/7.62] Redshift based on MgII (src.redshift;pos.heliocentric)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_zMgII   [0.0002/0.02] Uncertainty in zMgII (stat.error)
  (2)M1450 mag [-27.5/-25] Absolute rest-frame 1450Å magnitude (phys.magAbs)
  (2)FWHM-CIV km/s (n) [1908/11989] Full width at half maximum, CIV line (spect.line.width)
  (2)e_FWHM-CIV km/s (n) [26/3206] Uncertainty in FWHM-CIV (stat.error)
  (2+4)FWHM-MgII km/s [1741/5504] Full width at half maximum, MgII line (spect.line.width)
  (2+4)e_FWHM-MgII km/s [14/763] Uncertainty in FWHM-MgII (stat.error)
  (2)EW-CIV 0.1nm (n) [5.9/70.1] Equivalent width, CIV, in Angstroms (spect.line.eqWidth)
  (2)e_EW-CIV 0.1nm (n) [0.9/26.2] Uncertainty in EW-CIV (stat.error;spect.line.eqWidth)
  (2)EW-MgII 0.1nm [7.9/34.7] Equivalent width, MgII, in Angstroms (spect.line.eqWidth)
  (2)e_EW-MgII 0.1nm [0.6/18.2] Uncertainty in EW-MgII (stat.error;spect.line.eqWidth)
  (2+4)LBol 10+39W [4.6/34] Bolometric luminosity, 10+46erg/s (phys.luminosity)
  (2+4)e_LBol 10+39W [0.1/3.5] Uncertainty in LBol (stat.error)
  (2+4)MBH 10+9Msun [0.26/3.6] Black hole mass (phys.mass)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2+4)e_MBH 10+9Msun [0.003/0.7] Uncertainty in MBH (stat.error)
  (2)alpha   [-1.74/-0.24] Power-law continuum slope (stat.fit.param)
  (2)e_alpha   [0.01/1] Uncertainty in alpha (stat.error;pos.eq.ra)
  (2+4)REdd   [0.3/2.3] Eddington Ratio, Lbol/LEdd (phys.luminosity;arith.ratio)
  (2+4)e_REdd   [0.1/1] Uncertainty in REdd (stat.error)
  (3)lambda 0.1nm [1150.5/2998.5] Wavelength, rest frame, Angstroms (em.wl)
  (3)Flam   [-0.04/3.14] Flux density, arbitrary units (phot.flux)
  (3)Nqso   [4/38] Number of QSOs contributing to data point (meta.number)

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