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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  GTC spectra of z∼2.3 quasars (Sulentic+, 2014)
Post annotation
1.J/A+A/570/A96/table12List of the program quasars and log of observations (tables 1 and 2 of the paper) (22 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)
  Name (char) Quasar identification code (meta.code)
  Vmag mag Indicative V magnitude as reported by Veron-Cetty & Veron 2010 (VII/258) (phot.mag;em.opt.V)
  z   [1.5/2.5] Redshift (src.redshift)
  e_z  1-σ confidence level redshift uncertainty (stat.error;src.redshift)
  BMAG mag Absolute B magnitude at z=0 as tabulated by Veron-Cetty & Veron (2010, Cat. VII/258) (phys.magAbs;em.opt.B)
  ObsDate "Y:M:D" (n)Observation date (time.epoch;obs)
  ExpTime s [2400/3250] Exposure time (time.duration;obs.exposure)
  Nexp   [4/5] Number of exposures (meta.number)
  S/N   [5/40] Signal-to-noise ratio at 1450Å (stat.snr)
  Slit arcsec [0.8/1.3] Slit width (spect.line.width)
  Seeing arcsec [0.8/1.6] Seeing (instr.obsty.seeing)
  sp  Show the spectrum (meta.ref.url)
  fits  Download the FITS file (meta.ref.url)
  FileName (char) Name of FITS file containing the spectrum in subdirectory sp (;meta.fits)
  SimbadName (char) Designation understandable by the Simbad data-base (
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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