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/AJ/128/1501
  CLASXS: X-ray catalog (Yang+, 2004)
ReadMe+ftp
2004AJ....128.1501Y
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/128/1501/clasxsChandra Source Catalog (tables 2 and 3 of paper) (525 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)
  CLASXS  Source identification number (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff)
  CXCCLASXS (char) Source name (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff)
  RAJ2000 "h:m:s" Hour of right ascension (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  DEJ2000 "d:m:s" Degree of declination (J2000) (src.density;(unassigned);stat.min;(unassigned);arith)
  e_RAs arcsec Statistical error in RAs ((unassigned);pos.galactic.lon;arith.diff)
  e_DEs arcsec Statistical error in DEs ((unassigned);phys.veloc.orbital;arith.diff)
  l_Soft (char) Limit flag on Soft
  Soft aW/m2 The 0.4-2.0keV band flux (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff)
  E_Soft aW/m2 (n) The upper 1{sigma} Poisson error on Soft
  e_Soft aW/m2 (n) The lower 1{sigma} Poisson error on Soft ((unassigned);phys.luminosity.fun;arith.factor)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  l_Hard (char) Limit flag on Hard ((unassigned);phys.veloc.orbital;arith.diff)
  Hard aW/m2 The 2.0-8.0keV band flux (Note 3)   
  E_Hard aW/m2 (n) The upper 1{sigma} Poisson error on Hard ((unassigned);phys.veloc.orbital;arith.diff)
  e_Hard aW/m2 (n) The lower 1{sigma} Poisson error on Hard
  l_Full (char) Limit flag on Full
  Full aW/m2 The 0.4-8.0keV band flux (Note 3)   
  E_Full aW/m2 (n) The upper 1{sigma} Poisson error on Full
  e_Full aW/m2 (n) The lower 1{sigma} Poisson error on Full ((unassigned);phys.veloc.orbital;arith.diff)
  l_HR (char) Limit flag on HR ((unassigned);phys.veloc.orbital;arith.diff)
  HR  Hardness ratio (Note 4)   
  l_Nsoft (char) Limit flag on Nsoft
  Nsoft ct Net 0.4-2.0keV band counts (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff)
  E_Nsoft ct (n) The upper 1{sigma} Poisson error on Nsoft

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_Nsoft ct (n) The lower 1{sigma} Poisson error on Nsoft ((unassigned);phys.veloc.orbital;arith.diff)
  l_Nhard (char) Limit flag on Nhard
  Nhard ct Net 2.0-8.0keV band counts (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff)
  E_Nhard ct (n) The upper 1{sigma} Poisson error on Nhard ((unassigned);phys.veloc.orbital;arith.diff)
  e_Nhard ct (n) The lower 1{sigma} Poisson error on Nhard ((unassigned);phys.veloc.orbital;arith.diff)
  l_Nfull (char) Limit flag on Nfull
  Nfull ct Net 0.4-8.0keV band counts (Note 2)   
  E_Nfull ct (n) The upper 1{sigma} Poisson error on Nfull
  e_Nfull ct (n) The lower 1{sigma} Poisson error on Nfull
  Tsoft ks Effective 0.4-2.0keV band exposure time
  Thard ks Effective 2.0-8.0keV band exposure time
  Tfull ks Effective 0.4-8.0keV band exposure time
  FNum  LHNW field number where the source has the largest effective area
  Det  The LHNW field detection numbers (Note 3)   

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=846691435 Where phase=3 and catid=51281501
**** 
**** --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/VR3084082.err (2026-10-30T16:03:54)
-3
-source=J/AJ/128/1501
-ref=VIZ6ae4bfeb2f0f32
elapse time 1