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/839/108
  YSOs in the star-forming regions W51 & W43 (Saral+, 2017)
ReadMe+ftp
2017ApJ...839..108S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/839/108/clustersProperties of the clusters in W51 and W43 (tables 6 and 7) (171 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. (instr.skyTemp;stat.error;arith.grad;phys.veloc)
  Reg (char) Name of the star-forming complex (spect.resolution;meta.id.parent;(unassigned);time.lifetime)
  Group   [1/95] Group running number ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  m_Group (char) [a-g*] SubGroup letter code (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;pos.posAng)
  RAJ2000 deg Right ascension in decimal degrees (J2000) (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEJ2000 deg Declination in decimal degrees (J2000) (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  Nir   [10/3047] Number of IR excess sources in group/subgroup (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  NI   [0/561] Number of Class I candidates ((unassigned);(unassigned);(unassigned);src.var)
  NII   [4/2358] Number of Class II candidates ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  II/I  (n) [0.5/21] Class II to Class I ratio ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  e_II/I  (n) [0.2/29] Uncertainty in II/I ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Np   [0/73] Number of deeply embedded protostar candidates ((unassigned);(unassigned);(unassigned);src.var)
  Nt   [0/55] Number of transition disk candidates (time.expo;pos.wcs.crpix;arith.grad;src.var)
  Nm  (n) [0/11] Number of massive YSO candidates ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  Diam arcsec [28/1255] Group/SubGroup diameter ((unassigned);phys.veloc.orbital;arith.diff;time.period.rotation)
  e_Diam arcsec [0.7/143] Uncertainty in Diam ((unassigned);(unassigned);(unassigned);time.age;meta.main)

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=846534973 Where phase=3 and catid=18390108
**** 
**** --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/VR3395424.err (2026-10-28T20:36:10)
-3
-source=J/ApJ/839/108/clusters
-ref=VIZ6ae25cbc33cf60
elapse time 3