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/A+A/475/959
  X-ray properties of young stellar objects (Forbrich+, 2007)
ReadMe+ftp
2007A&A...475..959F
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/475/959/tablea1(c)Complete source list with parameters determined by acis_extract for the energy range of 0.5-8keV (92 rows)
2.J/A+A/475/959/tablea2X-ray spectral fitting results for one- and two-temperature models (32 rows)
3.J/A+A/475/959/table2Identification of Chandra X-ray sources with optical or infrared counterparts in the CrA star-forming region (46 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
   (ALL)CXOJ (char) (i) CXOJ designation (HHMMSS.ss+DDMMSS.s) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
   (ALL)n_CXOJ (char) [*] *: manually added source ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  (1)Counts ct Net (background-subtracted) counts ((unassigned);(unassigned);(unassigned);time.duration;(unassigned);(unassigned))
  (1)E_Counts ct Error on Counts (upper limit) ((unassigned);(unassigned);(unassigned);time.age;pos.phaseAng;meta.main)
  (1)e_Counts ct Error on Counts (lower limit) ((unassigned);(unassigned);(unassigned);time.age;time.start)
  (1)MedE keV Median photon energy ((unassigned);(unassigned);(unassigned);instr.sensitivity)
  (1)Signi  Source significance (photometric S/N ratio) ((unassigned);(unassigned);(unassigned);pos.healpix;stat.param)
  (1)HR1  Hardness ratio HR1 (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  (1)E_HR1  Error on HR1 (upper limit) ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  (1)e_HR1  Error on HR1 (lower limit) ((unassigned);(unassigned);(unassigned);time.age;meta.main)

ALL cols		    
 (i)indexed column
  (1)HR2  Hardness ratio HR2 (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  (1)E_HR2  Error on HR2 (upper limit) ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  (1)e_HR2  Error on HR2 (lower limit) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (1)HR3  Hardness ratio HR3 (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  (1)E_HR3  (n) Error on HR3 (upper limit) ((unassigned);(unassigned);(unassigned);time.age;pos.phaseAng;meta.main)
  (1)e_HR3  Error on HR3 (lower limit) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (1)X (char) X indicates the existence of optical or IR counterparts in table2 and/or a 2-temperature plasma model in tablea2 ((unassigned);(unassigned);(unassigned);pos.geocentric)
  (1)Flux1 ct/cm2/s axis_extract estimate of the observed flux, which is done channel-wise ((unassigned);obs.atmos.extinction;arith.factor;meta.abstract;(unassigned);(unassigned))
  (1)Flux2 ct/cm2/s axis_extract estimate of the observed flux, which is done using an averaged value ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))
  (1)RelExp  Ratio of the summed exposure map values at the source position relative to the maximum value (Note 2)   ((unassigned);(unassigned);(unassigned);pos.az.azi;meta.main)
  (1)Nobs  Number of observations in which a source was detected (Note 3)   ((unassigned);(unassigned);(unassigned);src.var)
  (1)_RA deg Position (derived from CXO name (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (1)_DE deg Position (derived from CXO name (declination part) ((unassigned);(unassigned);arith.factor;(unassigned);arith)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)NH 10+22cm-2Hydrogen column density ((unassigned);phys.veloc.orbital;arith.diff;(unassigned))
  (2)E_NH 10+22cm-2Error on NH (upper limit) ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  (2)e_NH 10+22cm-2(n) Error on NH (lower limit) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (2)l_T1 (char) Limit flag on T1 ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (2)T1 MK Plasma temperature T1 ((unassigned);(unassigned);arith.factor;em)
  (2)E_T1 MK (n) Error on T1 (upper limit) ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  (2)e_T1 MK (n) Error on T1 (lower limit) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (2)T2 MK (n) Second plasma temperature for two-temperature model ((unassigned);(unassigned);(unassigned);em)
  (2)E_T2 MK (n) Error on T2 (upper limit) ((unassigned);(unassigned);(unassigned);time.age;pos.phaseAng;meta.main)
  (2)e_T2 MK (n) Error on T2 (lower limit) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Norm1  Normalization factor from XSPEC (Note 2)   ((unassigned);(unassigned);(unassigned);pos.bodyrc.lon;meta.main)
  (2)E_Norm1  Error on Norm1 (upper limit) ((unassigned);(unassigned);(unassigned);time.age;pos.phaseAng;meta.main)
  (2)e_Norm1  Error on Norm1 (lower limit) ((unassigned);(unassigned);(unassigned);time.age;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Norm2  (n) Second normalization factor from XSPEC for two-temperature model (Note 2)   ((unassigned);(unassigned);(unassigned);pos.bodyrc.lon;meta.main)
  (2)e_Norm2  (n) rms uncertainty on Norm2 ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)LX 10-7W Extinction-corrected (unabsorbed) X-ray luminosity integrated over the 0.2-8keV band) derived from the model parameters ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);(unassigned))
  (2)chi2  Goodness-of-fit measure chi2red value ((unassigned);(unassigned);(unassigned);time.resolution;meta.main)
  (2)DOF  Degree of freedom ((unassigned);(unassigned);(unassigned);meta.version;meta.main)
  (3)Opt (char) [y/n] Counterparts to the X-ray source in the optical DSS images ? (Note 2)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (3)NIR (char) [y/n] Counterparts to the X-ray source in the infrared 2MASS images ? (Note 2)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (3)MIR (char) [y/n] Counterparts to the X-ray source in the infrared Spitzer images ? (Note 2)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (3)SED (char) SED class derived from the Spitzer photometry ((unassigned);(unassigned);(unassigned);pos.galactic)
  (3)Name (char) Name(s) (Note 3)   ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  (3)SpType (char) MK spectral type(s) ((unassigned);(unassigned);(unassigned);pos.posAng;meta.main)
  (3)Lbol solLum (n) Stellar bolometric luminosity ((unassigned);(unassigned);(unassigned);(unassigned))
  (3)u_Lbol (char) [?] Uncertain Lbol (Note 1)   ((unassigned);(unassigned);(unassigned);pos.galactic.lon)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846571490 Where phase=3 and catid=34750959
**** 
**** --POSTGRES MSG db=0
**** 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 
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846571491 Where phase=3 and catid=34750959
**** 
**** --POSTGRES MSG db=0
**** 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/VR3833440.err (2026-10-29T06:44:49)
-3
-source=J/A+A/475/959
-ref=VIZ6ae2eb613a7e60
elapse time 2