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/423/1029
  XMM-Newton obs, in Cha I South (Stelzer+, 2004)
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2004A&A...423.1029S
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/423/1029/table2(c)X-ray sources detected in the EPIC observation of Cha I at ML>20. (58 rows)
2.J/A+A/423/1029/table35Optical and IR properties for all Cha I members and candidate members in the XMM-Newton FOV, and X-ray luminosities in the 0.4-2.5keV band for d=160pc (tables 3 and 5 of the paper) (52 rows)
3.J/A+A/423/1029/refsReferences (13 rows)
4.J/A+A/423/1029/table4Spectral parameters of bright X-ray sources in the Cha I XMM-Newton field. (25 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)n_XName (char) indicates that spectral data are detailed in table4 (meta.ref.url)
   (1+4)XName (char) (i) Designation, XMM-Cha I-NN (meta.id;meta.main)
  (1)Instr (char) Instrument (Note 1)   (meta.id;instr)
  (1)RAJ2000 "h:m:s" (i) X-ray right ascension (J2000) (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) X-ray declination (J2000) (pos.eq.dec;meta.main)
  (1)ML  Maximum likelihood of source existence (stat.likelihood)
  (1)Cts ct Number of broad band source counts (phot.count;em.X-ray)
  (1)e_Cts ct rms uncertainty on Cts (stat.error)
  (1)ExpTime s Exposition time (time.epoch)
  (1)l_HR1 (char) Limit flag on HR1 (meta.code.error)

ALL cols		    
 (i)indexed column
  (1)HR1  (n) Hardness ratio, HR1 (Note 2)   (phot.flux;arith.ratio)
  (1)e_HR1  (n) rms uncertainty on HR1 (stat.error)
  (1)l_HR2 (char) Limit flag on HR2 (meta.code.error)
  (1)HR2  (n) Hardness ratio, HR2 (Note 2)   (phot.flux;arith.ratio)
  (1)e_HR2  (n) rms uncertainty on HR2 (stat.error)
  (1+2+4)Name (char) Optical/IR counterpart (Note 3)   (meta.id)
  (1)OffOX arcsec (n) Distance between the X-ray source and the counterpart (pos.angDistance)
  (1)OffOX2 arcsec (n) Second offset between optical and X-ray positions (pos.angDistance)
  (2)Memb (char) [mc] Spectroscopically confirmed (m) Cha I member or Photometric Cha I candidates (c) (meta.id.parent;phot.mag;em.opt.I)
  (2)SpType (char) MK spectral type (src.spType)
  (2)r_SpType  (n) Reference for spectral type (meta.bib)
  (2)l_EWHa (char) Limit flag on EWHa (meta.code.error)
  (2)EWHa 0.1nm (n) Hα equivalent width (Note 1)   (spect.line.eqWidth;em.line.Halpha)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)EWHa2 0.1nm (n) Second value of Hα equivalent width (Note 1)   (stat.variance;spect.line.eqWidth;em.line.Halpha)
  (2)r_EWHa  (n) Reference for EWHa (meta.bib)
  (2)r_EWHa2  (n) Reference for EWHa2 (meta.bib)
  (2)Vtype (char) [WC-] TTS type (Note 2)   (meta.note)
  (2)A(IJ) mag Extinction, in I or J band, used to derive Lbol (phys.absorption)
  (2)u_A(IJ) (char) Uncertainty flag on A(IJ) (meta.code.error)
  (2)n_A(IJ) (char) [*] Note on A(IJ) (Note 3)   (meta.note)
  (2)IJmag mag I or J magnitude used to derive Lbol (phot.mag)
  (2)Band (char) [IJ] Band in which is the extinction and the magnitude (instr.bandpass)
  (2)r_IJmag (char) Reference for magnitude (meta.bib)
  (2)logLbol [solLum] Bolometric luminosity (Note 4)   (phys.luminosity)
  (2)logTeff [K] Effective temperature (Note 4)   (phys.temperature.effective)
  (2)l_Age (char) [≤ ] Limit flag on Age (meta.code.error;time.age)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Age Myr (n) Age (Note 4)   (time.age)
  (2)Mass solMass (n) Mass (Note 4)   (phys.mass)
  (2)l_logLX (char) Limit flag on logLX (meta.code.error)
  (2)logLX [10-7W] (n) X-ray luminosity in the 0.4-2.5keV band for d=160pc (phys.luminosity;em.X-ray)
  (2)f_logLX (char) [LSN] Method used to derive LX (Note 5)   (meta.code)
  (2)l_log(LX/Lbol) (char) Limit flag on log(LX/Lbol) (meta.code.error)
  (2)log(LX/Lbol)  (n) X-ray to bolometry flux ratio (phys.luminosity;arith.ratio)
  (2)KSProb % (n) Probability for variability of the source according to the KS-test (stat.value)
  (3)Ref  Reference number (meta.id;meta.main)
  (3)BibCode (char) BibCode (meta.bib.bibcode)
  (3)Aut (char) Author's name (meta.bib.author)
  (3)Com (char) Comments (meta.note)
  (4)Counts ct Number of counts in the background-subtracted spectrum (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)chi2  Reduced χ2 of best fit (stat.fit.chi2;meta.modelled)
  (4)DOF  Degree Of Freedom (stat.fit.dof)
  (4)NH 10+22cm-2Absorbing hydrogen column density (Note 1)   (phys.columnDensity)
  (4)kT1 keV First X-ray temperature of 2-component thermal MEKAL model (phys.temperature;meta.modelled)
  (4)kT2 keV Second X-ray temperature of 2-component thermal MEKAL model
  (4)logEM1 [mW/m2] Emission measure of first temperature component (Note 2)   (spect.line.intensity)
  (4)logEM2 [mW/m2] Emission measure of second temperature component (Note 2)   (stat.variance;spect.line.intensity)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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