VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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/MNRAS/495/4707
  Carbon-loud SDSS BOSS type II quasars at z>2 (Silva+, 2020)
ReadMe+ftp
2020MNRAS.495.4707S
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/495/4707/tablea7List of objects separated according to the selection criteria presented in Section 6 (98 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);phys.veloc.orbital;arith.diff;phys.veloc)
  Name (char) Source name (JHHMMSS.ss+DDMMSS.s) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  z  Redshift ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;meta.main)
  Class  (n) QSO classification (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic)
  NV/HeII  (n) NV/HeII flux ratio ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)
  e_NV/HeII  (n) Error on NV/HeII ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  CIV/HeII  CIV/HeII flux ratio ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  e_CIV/HeII  Error on CIV/HeII ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  l_NeIV2422/HeII (char) Limit flag on NeIV2422/HeII ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  NeIV2422/HeII  (n) NeIV2422/HeII flux ratio ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  e_NeIV2422/HeII  (n) Error on NeIV2422/HeII (time.equinox;(unassigned);arith.factor;time.age;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  l_NeIV2422/CIV (char) Limit flag NeIV2422/CIV ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  NeIV2422/CIV  (n) NeIV2422/CIV flux ratio ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)
  e_NeIV2422/CIV  (n) Error on NeIV2422/CIV ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  l_NeIV1602/NeIV2422 (char) Limit flag on NeIV1602/NeIV2422 ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  NeIV1602/NeIV2422  (n) NeIV1602/NeIV2422 flux ratio ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  FWHMCIV km/s FWHM for the CIV line ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.element;meta.main)
  e_FWHMCIV km/s Error on FWHMCIV ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Simbad  ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  _RA deg Right Ascension (J2000) from SIMBAD (not part of the original data) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  _DE deg Declination (J2000) from SIMBAD (not part of the original data) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846504993 Where phase=3 and catid=74954707
**** 
**** --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/VR1499039.err (2026-10-28T12:16:32)
-3
-source=J/MNRAS/495/4707/tablea7
-ref=VIZ6ae1e7a116df9f
elapse time 1