VizieR

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VizieR

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/ApJ/777/168
  CIV and SiIV broad absorption line troughs in SDSS (Filiz+, 2013)
ReadMe+ftp
2013ApJ...777..168F
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spectrum
Post annotation 		img(gal)
1.J/ApJ/777/168/qsos(c)List of QSOs (table added by CDS) (291 rows)
2.J/ApJ/777/168/troughs(c)CIV- (table2) and SiIV- (table3) BAL troughs[spectrum] (801 rows)
3.J/ApJ/777/168/varegsCIV- (table4) and SiIV- (table5) BAL-trough variable regions (1231 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)
   (ALL)SDSS (char) (i) QSO identification; JHHMMSS.ss+DDMMSS.s (meta.id;meta.main)
  (1)z (char) Reshift (src.redshift;pos.heliocentric)
  (1)Nc (char) Number of CIV BAL troughs for this quasar (meta.number)
  (1)Ns (char) Number of SiIV BAL troughs for this quasar (meta.number)
  (1)Ncv (char) Number of CIV BAL-trough variable regions for this quasar (meta.number)
  (1)Nsv (char) Number of SiIV BAL trough variable regions for this quasar (meta.number)
  (1)CCat  (n)Sources within 2" from Chen et al. 2014, J/ApJS/210/7 and J/ApJS/215/12 (meta.ref.url)
  (1)DRQ (char) Display the SDSS-DR10, -DR9 and -DR7 quasar data (VII/270, VII/269 and VII/260) for this QSO (meta.ref.url)
  (1)DR9 (char) Display the SDSS-DR9 photometric catalog (V/139) within 1" (meta.ref.url)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)NED (char) ask the NED data-base about this object (meta.ref.url)
  (1)_RA deg (i) Positions from SDSS names (right ascension part) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Positions from SDSS names (declination part) (pos.eq.dec;meta.main)
  (2+3)BID (char) BAL trough identifier (Note G1)   (meta.id;meta.main)
  (2)RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  (2)DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  (2)z   [2/4] Redshift (src.redshift)
  (2)e_z   [0.0002/0.003] Error in z (stat.error;src.redshift)
  (2)L   [0/1] 1=LoBAL (low ionization BAL) flag (meta.code)
  (2)T   [0/1] 1=timescale>1yr (Note 2)   (meta.code)
  (2)Plate1  First-epoch spectrum plate number (meta.id;instr.plate)
  (2+3)MJD1 d First-epoch Modified Julian observation Date (time.epoch)
  (2)Fib1  First-epoch spectrum fiber number (meta.note)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)SN1   [10/40] Signal-to-noise at 1700Å for the first-epoch spectrum (stat.snr)
  (2)Plate2  Second-epoch spectrum plate number (meta.id;instr.plate)
  (2+3)MJD2 d Second-epoch Modified Julian observation Date (time.epoch)
  (2)Fib2  Second-epoch spectrum fiber number (meta.note)
  (2)SN2   [10/60] Signal-to-noise at 1700Å for the second-epoch spectrum (stat.snr)
  (2)dt d [0.2/1353] Rest-frame timescale between the two observations (time.interval)
  (2)Vmax km/s [-30000/-5074] Maximum (blue-edge) velocity of BAL trough (spect.dopplerVeloc)
  (2)Vmin km/s [-27395/-3000] Minimum (red-edge) velocity of BAL trough (spect.dopplerVeloc)
  (2)Vc1 km/s [-28841/-4074] First-epoch centroid velocity of the BAL trough (spect.dopplerVeloc)
  (2)Vc2 km/s [-28725/-4166] Second-epoch centroid velocity of the BAL trough (spect.dopplerVeloc)
  (2)d1   [-0.03/1] First-epoch average BAL trough depth (phot.flux.density;arith.ratio)
  (2)e_d1   [0/1] Error in d1 (stat.error)
  (2)d2   [0/1] Second-epoch average BAL trough depth (phot.flux.density;arith.ratio)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_d2   [0/1] Error in d2 (stat.error)
  (2)EW1 0.1nm First-epoch CIV/SiIV equivalent width (Å) (spect.line.eqWidth)
  (2)e_EW1 0.1nm Error in EW1 (stat.error)
  (2)EW2 0.1nm Second-epoch CIV/SiIV equivalent width (Å) (spect.line.eqWidth)
  (2)e_EW2 0.1nm Error in EW2 (stat.error)
  (2)DEW 0.1nm Equivalent width variation ΔEW=EW2-EW1 (arith.rate;spect.line.eqWidth)
  (2)e_DEW 0.1nm Error in DEW (stat.error)
  (2)fEW   [-2/2] Fractional equivalent width variation ΔEW/<EW> = 2(EW2-EW1)/(EW2+EW1) (arith.rate;spect.line.eqWidth;arith.ratio)
  (2)e_fEW  Error in fEW (stat.error)
  (2)Nv   [0/14] Number of variable regions detected in BAL trough (meta.number)
  (2)Sum km/s [0/10960] Total width of the variable regions (spect.line.width)
  (2)fDV   [0/1] Ratio fΔV of total variable region width and the BAL trough width (spect.line.intensity;arith.ratio)
  (2)xBAL (char) (n)Corresponding SiIV/CIV BAL Trough IDs as given in Table 3 or Table 2 (Note 3)   (meta.id.assoc)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)logLb [10-7W] Log of Quasar bolometric luminosity (erg/s) (phys.luminosity)
  (2)e_logLb [10-7W] Error in logLb (stat.error)
  (2)logM [Msun] (n) Log of black-hole mass (phys.mass)
  (2)e_logM [Msun] (n) Error in logM (stat.error)
  (2)logLe [-] (n) [-1.7/0.8] log of luminosity to i Eddington luminosity ratio (phys.luminosity;arith.ratio)
  (2)iMag mag [-29.8/-26.7] Absolute i-band magnitude (phys.magAbs)
  (2)R  (n) [1/598] Radio-loudness parameter (R=F6cm/F2500Å) (phot.flux;arith.ratio)
  (2)Sp1 (char) Interactive spectrum from SDSS for the first epoch (meta.ref.url)
  (2)Sp2 (char) Interactive spectrum from SDSS for the second epoch (meta.ref.url)
  (3)VID (char) Variable region identifier (Note G1)   (meta.id;meta.main)
  (3)Vb.max km/s [-30000/-5074] Maximum (blue-edge) velocity of BAL trough (spect.line.width)
  (3)Vb.min km/s [-27395/-3000] Minimum (red-edge) velocity of BAL trough (spect.line.width)
  (3)Vv.max km/s [-29977/-3321] Maximum (blue-edge) velocity of variable region (spect.line.width)
  (3)Vv.min km/s [-29531/-3018] Minimum (red-edge) velocity of variable region (spect.line.width)
  (3)dVr km/s [273/7861] Width of variable region (spect.line.width;obs.field)
  (3)Vnrt   [-1.5/1.2] Normalized relative velocity (phys.veloc;arith.diff)

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