VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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/MNRAS/458/3479
  SVM selection of WISE YSO Candidates (Marton+, 2016)
ReadMe+ftp
2016MNRAS.458.3479M
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/458/3479/clasi-ii(c)Class I/II YSO candidates (133980 rows)
2.J/MNRAS/458/3479/clasiii(c)Class III and more evolved YSO candidates (608606 rows)
Help Xmatch is

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. (meta.record)
   (ALL)Name (char) AllWISE Identifier (meta.id;meta.main)
   (ALL)RAJ2000 deg (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)
   (ALL)GLON deg Galactic longitude (pos.galactic.lon)
   (ALL)GLAT deg Galactic latitude (pos.galactic.lat)
   (ALL)W1mag mag Instrumental profile-fit photometry magnitude, band 1 (phot.mag;em.IR.3-4um)
   (ALL)e_W1mag mag Instrumental profile-fit photometry flux uncertainty in mag units, band 1 (stat.error;phot.mag)
   (ALL)W1snr  Instrumental profile-fit photometry S/N ratio, band 1 (instr.precision;arith.ratio)
   (ALL)w1rchi2  Instrumental profile-fit photometry reduced chi2, band 1 (stat.fit.chi2)
   (ALL)W2mag mag Instrumental profile-fit photometry magnitude, band (phot.mag;em.IR.4-8um)

ALL cols		    
 (i)indexed column
   (ALL)e_W2mag mag Instrumental profile-fit photometry flux uncertainty in mag units, band 2 (stat.error;phot.mag)
   (ALL)W2snr  Instrumental profile-fit photometry S/N ratio, band 2 (instr.precision;arith.ratio)
   (ALL)W2rchi2  Instrumental profile-fit photometry reduced chi^2, band 2 (stat.fit.chi2)
   (ALL)W3mag mag Instrumental profile-fit photometry magnitude, band 3 (phot.flux.density;em.IR.8-15um)
   (ALL)e_W3mag mag Instrumental profile-fit photometry flux uncertainty in mag units, band 3 (stat.error;phot.mag)
   (ALL)W3snr  Instrumental profile-fit photometry S/N ratio, band 3 (instr.precision;arith.ratio)
   (ALL)W3rchi2  Instrumental profile-fit photometry reduced chi^2, band 3 (stat.fit.chi2)
   (ALL)W4mag mag Instrumental profile-fit photometry magnitude, band 4 (phot.flux.density;em.IR.15-30um)
   (ALL)e_W4mag mag Instrumental profile-fit photometry flux uncertainty in mag units, band 4 (stat.error;phot.mag)
   (ALL)W4snr  Instrumental profile-fit photometry S/N ratio, band 4 (instr.precision;arith.ratio)
   (ALL)W4rchi2  (n) Instrumental profile-fit photometry reduced chi^2, band 4 (stat.fit.chi2)
   (ALL)rchi2  (n) Instrumental profile-fit photometry reduced chi squared, total (stat.fit.chi2)
   (ALL)extflag  Probability that source morphology is not consistent with single PSF (stat.fit.goodness)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)phQual (char) Photometric quality of each band (A=highest, U=upper limit) (meta.code.qual)
   (ALL)W1nm  Number of profile-fit flux measurements for source with SNR ≥ 3, band 1 (meta.number)
   (ALL)W1m  Number of profile-fit flux measurements for source, band 1 (meta.number)
   (ALL)W2nm  Number of profile-fit flux measurements for source with SNR ≥ 3, band 2 (meta.number)
   (ALL)W2m  Number of profile-fit flux measurements for source, band 2 (meta.number)
   (ALL)W3nm  Number of profile-fit flux measurements for source with SNR ≥ 3, band 3 (meta.number)
   (ALL)W3m  Number of profile-fit flux measurements for source, band 3 (meta.number)
   (ALL)W4nm  Number of profile-fit flux measurements for source with SNR ≥ 3, band (meta.number)
   (ALL)W4m  Number of profile-fit flux measurements for source, band 4 (meta.number)
   (ALL)2MASSKey  Closest associated 2MASS All-Sky Release PSC key (meta.id)
   (ALL)Jmag mag J magnitude entry of the associated 2MASS All-Sky PSC source (phot.mag;em.IR.J)
   (ALL)e_Jmag mag J photometric uncertainty of the associated 2MASS All-Sky PSC source (stat.error;phot.mag;em.IR.J)
   (ALL)Hmag mag H magnitude entry of the associated 2MASS All-Sky PSC source (phot.mag;em.IR.H)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)e_Hmag mag H photometric uncertainty of the associated 2MASS All-Sky PSC source (stat.error;phot.mag;em.IR.H)
   (ALL)Ksmag mag Ks magnitude entry of the associated 2MASS All-Sky PSC source (phot.mag;em.IR.K)
   (ALL)e_Ksmag mag Ks photometric uncertainty of the associated 2MASS All-Sky PSC source (stat.error;phot.mag;em.IR.K)
   (ALL)SName (char) Source identifier as listed in SIMBAD (Note 1)   (meta.id)
   (ALL)SType (char) SIMBAD maintype of the identified source (Note 1)   (src.class)
   (ALL)SDist arcsec (n) Angular distance between AllWISE position and the SIMBAD counterpart (Note 1)   (pos.angDistance)
   (ALL)tau  Optical depth at 353GHz from Planck HFICompMapThermalDustModel2048R1.20.fits (phys.absorption.opticalDepth)

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