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/troughsCIV- (table2) and SiIV- (table3) BAL troughs[spectrum] (801 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. ((unassigned);meta.version;arith.diff;phys.veloc)
  BID (char) BAL trough identifier (Note G1)   ((unassigned);meta.version;arith.diff;spect.line.veloc;arith)
  SDSS (char) QSO identification; JHHMMSS.ss+DDMMSS.s ((unassigned);(unassigned);(unassigned);src.class.color)
  RAJ2000 deg Right Ascension in decimal degrees (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  DEJ2000 deg Declination in decimal degrees (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  z   [2/4] Redshift ((unassigned);meta.version;arith.diff;pos.parallax;meta.main)
  e_z   [0.0002/0.003] Error in z ((unassigned);(unassigned);(unassigned);time.age;pos.parallax.dyn;meta.main)
  L   [0/1] 1=LoBAL (low ionization BAL) flag ((unassigned);meta.version;arith.diff;pos.eq.dec)
  T   [0/1] 1=timescale>1yr (Note 2)   ((unassigned);meta.version;arith.diff;pos.eq.dec)
  Plate1  First-epoch spectrum plate number ((unassigned);meta.version;arith.diff;spect.line.veloc;phys.atmol.qn.F)
  MJD1 d First-epoch Modified Julian observation Date ((unassigned);(unassigned);(unassigned);pos.centroid;meta.main)

ALL cols		    
 (i)indexed column
  Fib1  First-epoch spectrum fiber number ((unassigned);meta.version;arith.diff;phys.veloc.orbital)
  SN1   [10/40] Signal-to-noise at 1700Å for the first-epoch spectrum ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)
  Plate2  Second-epoch spectrum plate number ((unassigned);meta.version;arith.diff;spect.line.veloc;phys.atmol.qn.F)
  MJD2 d Second-epoch Modified Julian observation Date ((unassigned);meta.version;arith.diff;pos.centroid;meta.main)
  Fib2  Second-epoch spectrum fiber number ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  SN2   [10/60] Signal-to-noise at 1700Å for the second-epoch spectrum (time.expo;(unassigned);arith.factor;meta.abstract;meta.main)
  dt d [0.2/1353] Rest-frame timescale between the two observations ((unassigned);(unassigned);(unassigned);obs.calib.dark;meta.main)
  Vmax km/s [-30000/-5074] Maximum (blue-edge) velocity of BAL trough ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  Vmin km/s [-27395/-3000] Minimum (red-edge) velocity of BAL trough ((unassigned);meta.version;arith.diff;(unassigned);meta.main)
  Vc1 km/s [-28841/-4074] First-epoch centroid velocity of the BAL trough ((unassigned);meta.version;arith.diff;(unassigned);meta.main)
  Vc2 km/s [-28725/-4166] Second-epoch centroid velocity of the BAL trough (time.epoch;meta.ref.ivoid;arith.grad;(unassigned);meta.main)
  d1   [-0.03/1] First-epoch average BAL trough depth ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;instr.offset)
  e_d1   [0/1] Error in d1 ((unassigned);meta.version;arith.diff;time.age;meta.main)

ALL cols		    
 (i)indexed column
  d2   [0/1] Second-epoch average BAL trough depth ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;instr.offset)
  e_d2   [0/1] Error in d2 (stat.mean;phys.atmol.qn.S;arith.diff;time.age;meta.main)
  EW1 0.1nm First-epoch CIV/SiIV equivalent width (Å) ((unassigned);meta.version;arith.diff;phys.at.moment.magnetic;meta.main)
  e_EW1 0.1nm Error in EW1 ((unassigned);meta.version;arith.diff;time.age;meta.main)
  EW2 0.1nm Second-epoch CIV/SiIV equivalent width (Å) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_EW2 0.1nm Error in EW2 ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  DEW 0.1nm Equivalent width variation {Delta}EW=EW2-EW1 ((unassigned);(unassigned);(unassigned);instr.fov;phys.at.moment.magnetic;meta.main)
  e_DEW 0.1nm Error in DEW ((unassigned);meta.version;arith.diff;time.age;meta.main)
  fEW   [-2/2] Fractional equivalent width variation {Delta}EW/<EW> = 2(EW2-EW1)/(EW2+EW1) ((unassigned);(unassigned);(unassigned);instr.fov;phys.at.moment.magnetic;instr.param)
  e_fEW  Error in fEW ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Nv   [0/14] Number of variable regions detected in BAL trough ((unassigned);meta.version;arith.diff;src.var)
  Sum km/s [0/10960] Total width of the variable regions ((unassigned);meta.version;arith.diff;phys.atmol.element;meta.main)
  fDV   [0/1] Ratio f{Delta}V of total variable region width and the BAL trough width ((unassigned);meta.version;arith.diff;phys.atmol.qn.I;instr.param)
  xBAL (char) (n)Corresponding SiIV/CIV BAL Trough IDs as given in Table 3 or Table 2 (Note 3)   ((unassigned);em.line;arith.grad;src.class.color)
  logLb [10-7W] Log of Quasar bolometric luminosity (erg/s) ((unassigned);(unassigned);(unassigned);(unassigned))
  e_logLb [10-7W] Error in logLb ((unassigned);meta.version;arith.diff;time.age;meta.main)
  logM [Msun] (n) Log of black-hole mass ((unassigned);meta.version;arith.diff;(unassigned))
  e_logM [Msun] (n) Error in logM ((unassigned);meta.version;arith.diff;time.age;meta.main)
  logLe [-] (n) [-1.7/0.8] log of luminosity to i Eddington luminosity ratio ((unassigned);(unassigned);(unassigned);(unassigned);instr.offset)
  iMag mag [-29.8/-26.7] Absolute i-band magnitude ((unassigned);(unassigned);(unassigned);(unassigned))
  R  (n) [1/598] Radio-loudness parameter (R=F6cm/F2500Å) ((unassigned);meta.version;arith.diff;meta.abstract;instr.offset)
  Sp1  Interactive spectrum from SDSS for the first epoch ((unassigned);(unassigned);(unassigned);pos.geocentric)
spectrum
  Sp2  Interactive spectrum from SDSS for the second epoch ((unassigned);meta.version;arith.diff;pos.geocentric)
spectrum

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846571970 Where phase=3 and catid=17770168
**** 
**** --POSTGRES MSG db=1
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR3844141.err (2026-10-29T06:52:49)
-3
-source=J/ApJ/777/168/troughs
-ref=VIZ6ae2ed423aa82d
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