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J/A+AS/144/481
 BVRI photometry of five X-ray selected BL Lacs (Villata+, 2000)
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1.J/A+AS/144/481/tab2-6BVRI observations (130 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.
  1ES (char) Object name (1ES hhmm+dd.d)
  HJD d Observation date
  Band (char) [BVRI] Band
  mag mag Magnitude in band (Note 1)   
  e_mag mag rms uncertainty on mag

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