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J/other/NewA/11.557
 Infrared photometry of BL Lac objects (Chen+, 2006)
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1.J/other/NewA/11.557/BLLac2MASS observations of the BL Lac (tables 1, 2 and 3 of the paper) (269 rows)

 
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. (meta.record)
  T (char) Table number: 1 for non-radio, 2 for ROSAT, 3 for PKS (meta.id;meta.dataset)
  Seq  Sequential number from Veron et al. (VII/235) (meta.record)
  Name (char) Source name (meta.id;meta.main)
  Vmag mag (n) V magnitude (phot.mag;em.opt.V)
  l_Jmag (char) Limit flag on Hmag (meta.code.error;phot.mag;em.IR.J)
  Jmag mag 2MASS J magnitude (phot.mag;em.IR.J)
  l_Hmag (char) Limit flag on Hmag (meta.code.error;phot.mag;em.IR.H)
  Hmag mag 2MASS H magnitude (phot.mag;em.IR.H)
  l_Kmag (char) Limit flag on Kmag (meta.code.error;phot.mag;em.IR.K)
  Kmag mag 2MASS K magnitude (phot.mag;em.IR.K)
  l_alpha (char) Limit flag on alpha (meta.code.error;pos.eq.ra)
  alpha  Spectral index between J and K bands (spect.index;em.IR.J)
  z  (n) Redshift (src.redshift)
  Type (char) [BL? HP p] Type of object (Note 1)   (src.class)
  Host (char) [#] #: possible influence from the host galaxy (meta.note)
  Veron  Display the details from the Véron catalog (VII/235/table2) (meta.ref.url)
  2MASS  display the 2MASS data (point sources) (meta.ref.url)
  _RA deg Position from Quasars and Active Galactic Nuclei (11th Ed.) (right ascension part) (pos.eq.ra;meta.main)
  _DE deg Position from Quasars and Active Galactic Nuclei (11th Ed.) (declination part) (pos.eq.dec;meta.main)

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