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/559/864
  Extragalactic ultracompact H II regions (Johnson+, 2001)
ReadMe+ftp
2001ApJ...559..864J
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/559/864/m33Ultra-dense HII candidates in M33 (adopted distance: 840kpc) (14 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)
  [JKM2001]  Source identification (M33 NN) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  RAJ2000 "h:m:s" Right ascension (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  DEJ2000 "d:m:s" Declination (J2000) ((unassigned);arith.variation;arith.diff;(unassigned);arith)
  L6cm 10+16W/Hz6cm luminosity ((unassigned);meta.version;arith.diff;(unassigned);stat.interval;(unassigned))
  e_L6cm 10+16W/Hzrms uncertainty on L6cm ((unassigned);meta.version;arith.diff;time.age;meta.main)
  L20cm 10+16W/Hz20cm luminosity ((unassigned);(unassigned);(unassigned);(unassigned);stat.interval;(unassigned))
  e_L20cm 10+16W/Hzrms uncertainty on L20cm ((unassigned);meta.version;arith.diff;time.age;meta.main)
  QLyc 10+49s-1 Production rate of Lyman continuum photon ((unassigned);(unassigned);(unassigned);time.duration;(unassigned);(unassigned))
  e_QLyc 10+49s-1 rms uncertainty on QLyc ((unassigned);phys.atmol.qn.F;arith.grad;time.age;meta.main)
  SI  Spectral index 20cm to 6cm ((unassigned);(unassigned);(unassigned);phys.abund.Y;(unassigned);(unassigned))
  e_SI  rms uncertainty on SI ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  B (char) B-band counterpart ? ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  HII (char) HII counterpart ? (Note 1)   (stat.fit.goodness;pos.wcs.crval;arith.grad;phys.veloc.orbital)
  [GDK99]  Gordon et al. (1999, Cat. J/ApJS/120/247 number ((unassigned);meta.version;arith.diff;spect.line.veloc)

ALL cols		    
 (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=846510350 Where phase=3 and catid=15590864
**** 
**** --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/VR2043146.err (2026-10-28T13:45:47)
-3
-source=J/ApJ/559/864/m33
-ref=VIZ6ae1fc8d1f2d0a
elapse time 4