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/871/57
  SDSS & MMT obs. of extremely massive QSOs & gal. (Yoon+, 2019)
ReadMe+ftp
2019ApJ...871...57Y
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/871/57/table1Properties of extremely massive quasars (52 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);(unassigned);(unassigned);phys.veloc)
  SDSS (char) SDSS DR7 quasar name (JHHMMSS.ss+DDMMSS.s) (Note 1)   (phot.fluence;pos.wcs.ctype;arith.grad;spect.line.veloc;arith)
  Ng  (n)Number of galaxies within 0.5deg of this quasar (link to MMT observations - Table 2) ((unassigned);meta.version;arith.diff;pos.geocentric)
  zspec   [0.24/0.4] Spectroscopic redshifts (Note 1)   ((unassigned);meta.version;arith.diff;pos.parallax;arith.diff;meta.main)
  logL5100 [10-7J] [44/45.8] Log of the 5100 continuum luminosity; in units of erg/s ((unassigned);meta.version;arith.diff;(unassigned))
  e_logL5100 [10-7J] [0/0.04] Uncertainty in logL5100 ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  FWHMHb km/s [8162/38343] H{beta} full width at half maximum ((unassigned);meta.version;arith.diff;phys.atmol.element;meta.main)
  e_FWHMHb km/s [154/8713] Uncertainty in FWHMHb ((unassigned);meta.version;arith.diff;time.age;meta.main)
  logMBH [Msun] [9.4/10.6] Log of black hole mass ((unassigned);(unassigned);(unassigned);(unassigned))
  e_logMBH [Msun] [0.01/0.4] Uncertainty in logMBH ((unassigned);meta.version;arith.diff;time.age;meta.main)
  d0.5Mpc   [-1/10.2] Overdensity around quasar at 0.5Mpc (Note 2)   ((unassigned);meta.version;arith.diff;(unassigned);instr.offset)
  d7th   [-0.6/19.1] Overdensity around quasar at 7th nearest galaxy (Note 2)   ((unassigned);(unassigned);(unassigned);(unassigned);instr.offset)
  DPE (char) Double peaked H{beta} emission? (Y=QSOs with double-peaked broad H{beta} lines; 30 occurrences) (Note 3)   ((unassigned);meta.version;arith.diff;pos.eq.dec)
  DR7+DR12  Display data from SDSS -DR7 (II/294) and -DR12 (V/147) within 0.5" ((unassigned);(unassigned);(unassigned);pos.geocentric)
  Sloan  Display the online SDSS data for the nearest object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  Simbad  ask the Simbad data-base about this object ((unassigned);meta.version;arith.diff;pos.geocentric)
  NED  ask the NED data-base about this object ((unassigned);meta.version;arith.diff;pos.geocentric)
  LEDA  ask the LEDA data-base about this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  _RA deg Position from SDSS name (right ascension part) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  _DE deg Position from SDSS name (declination part) ((unassigned);(unassigned);arith.factor;(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=846534849 Where phase=3 and catid=18710057
**** 
**** --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/VR3390081.err (2026-10-28T20:34:09)
-3
-source=J/ApJ/871/57/table1
-ref=VIZ6ae25c4133ba81
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