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 Photometry of strong CN stars (Janes+ 1971)
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1.II/45/dataPhotometric results (Table 2 of paper) (185 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)
  HD  Star number in Henry Draper Catalog (III/135) (;meta.main)
  f_HD (char) [*] indicates a Spectroscopic Binary (meta.code)
  45-48 mag color C(45-48) in DDO system (phot.color;em.opt.B;em.opt.B)
  42-45 mag color C(42-45) in DDO system (phot.color;em.opt.B;em.opt.B)
  41-42 mag color C(41-42) in DDO system (phot.color;em.opt.B;em.opt.B)
  Obs (char) [BCKP ] Observatory (Note 1)   (;instr.obsty)
  d(U-B) mag UV-excess δ(U-B) (phot.color;arith.diff)
  dCm mag Cyanogen excess δCm(41-42) (Note 2)   (phot.color;arith.diff)
  SpT (char) Photometric spectral type (src.spType)
  Dist pc Photometric distance (pos.distance;pos.heliocentric)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  _RA deg Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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