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VizieR

  
J/ApJ/537/101
  Optical Study for blazars. I. (Fan+, 2000)
timeSerie
Post annotation
img(gal)
1.J/ApJ/537/101/table2Optical observations of 29 radio-selected BL Lacertae objects (5961 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)
  Name (char) Object name (meta.id;meta.main)
  HJD d Julian date of observation (time.epoch)
  Umag mag (n) U band magnitude (phot.mag;em.opt.U)
  e_Umag mag (n) Error in Umag (stat.error;phot.mag;em.opt.U)
  Bmag mag (n) B band magnitude (phot.mag;em.opt.B)
  e_Bmag mag (n) Error in Bmag (stat.error;phot.mag;em.opt.B)
  Vmag mag (n) V band magnitude (phot.mag;em.opt.V)
  e_Vmag mag (n) Error in Vmag (stat.error;phot.mag;em.opt.V)
  Rmag mag (n) R band magnitude (phot.mag;em.opt.R)
  e_Rmag mag (n) Error in Rmag (stat.error;phot.mag;em.opt.R)
  Imag mag (n) I band magnitude (phot.mag;em.opt.I)
  e_Imag mag (n) Error in Imag (stat.error;phot.mag;em.opt.I)
  r_Name (char) References for the observations (in refs.dat file) (meta.ref;pos.frame)

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