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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/557/A81
  XMM-LSS field X-ray sources classification (Melnyk+, 2013)
ReadMe+ftp
2013A&A...557A..81M
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/557/A81/table2(c)Parameters of X-ray sources (4206 rows)
2.J/A+A/557/A81/refsReferences (15 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. (meta.record)
  (1)2XLSSd (char) 2XLSSd name (JHHMMSS.s+DDMMSS) (meta.id;meta.main)
  (1)m_2XLSSd (char) [ab] Multiplicity index on 2XLSSd (meta.code.multip)
  (1)RAJ2000 deg (i) Optical counterpart Right ascension (J2000.0) (pos.eq.ra;meta.main)
  (1)DEJ2000 deg (i) Optical counterpart declination (J2000.0) (pos.eq.dec;meta.main)
  (1)zsp  (n) spectroscopic redshift when available (src.redshift)
  (1)q_zsp  Rank of the spectroscopic redshift (Note 1)   (meta.code.qual)
  (1)r_zsp (char) Source of the spectroscopic redshift, in refs.dat file (Note 2)   (meta.ref;pos.frame)
  (1)spCl (char) Spectral classification: AGN, GAL, GAL/AGN, QSO, QSO2, STAR (src.class)
  (1)zph  (n) Photometric redshift (src.redshift)
  (1)q_zph  Rank of the photometric redshift (Note 4)   (meta.code.qual)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)sedCl (char) Classification according to SED (Note 3)   (src.class)
  (1)HR   [-1/1] Hardness ratio (phot.flux;arith.ratio)
  (1)LXsoft 10-7W (n) X-ray luminosity in the soft band (erg/s) (phys.luminosity;em.X-ray)
  (1)LXhard 10-7W (n) X-ray luminosity in the hard band (erg/s) (phys.luminosity;em.X-ray)
  (1)Cl (char) Final classification of the source: AGN, GAL, QSO or STAR (src.class)
  (1)dog   [0/1] 1 = DOG object (Dust Obscured Galaxy) (meta.code)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (2)Ref  Reference number (meta.id;meta.main)
  (2)BibCode (char) BibCode (meta.bib.bibcode)
  (2)Aut (char) Author's name (meta.bib.author)
  (2)Com (char) Comments (meta.note)

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