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 Photographic Obs. Visual Double Stars (van Albada-van Dien+ 1987)
Post annotation
1.I/128/dataPhotographic obs. of visual double stars (272 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)
  RA1900 "h:m:s" (n) Right Ascension (1900) hours (Note)   (pos.eq.ra;meta.main)
  RAdm2000 dmin (n) Right Ascension (2000) deciminutes (pos.eq.ra)
  DE1900 "d:m:s" (n) Declination (1900) degrees (pos.eq.dec;meta.main)
  DEm2000 arcmin (n) [0,92] Declination (2000) arcminutes (Note)   (pos.eq.dec)
  rem (char) [ *] Remark (Note)   (meta.note)
  ADS (char) ADS number or name mentioned in IDS (;meta.main)
  mag1 mag (n) Magnitude of primary component from IDS (Note)   (phot.mag;em.opt)
  mag2 mag (n) Magnitude of secondary component from IDS (Note)   (phot.mag;em.opt)
  Sp (char) Spectral type from IDS (src.spType)
  Ep-1900 a Mean Epoch of observations - 1900 (time.epoch)

ALL cols
(n) indicates a possible blank or NULL column  
  dRAcosDE arcsec Mean value of delta(RA) * cos(DE) (pos.eq.ra;arith.diff)
  e_dRAcosDE mas Standard error of delta(RA) * cos(DE) (stat.error)
  dDE arcsec Mean value of delta(DE) (pos.eq.dec;arith.diff)
  e_dDE mas Standard error of delta(DE) (stat.error)
  rho arcsec Distance derived (pos.angDistance;src.orbital)
  e_rho mas Standard error of rho (stat.error)
  theta deg Position Angle at Epoch (pos.posAng)
  e_theta 0.01deg Standard error of theta (stat.error;pos.posAng)
  Nplates  Number of plates (;instr.plate)
  Nimages  Number of images (meta.number)
  Wt  Sum of weights (meta.note)
  note (char) Notes (Note)   (meta.note)
  _RA.icrs "h:m:s" (n)Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

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