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 The Hipparcos and Tycho Catalogues (ESA 1997)
Post annotation
1.I/239/h_dm_comDouble and Multiples: Component solutions -COMP (24588 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)
  CCDM (char) CCDM number (DC1) (;meta.main)
  S  Solution identifier (DC2) (Note)   (;
  Type (char) [FIL]Type of solution (DC3) (Note)   (meta.note)
  Source (char) [CFN] Solution source (DC4) (Note)   (meta.note)
  Qual (char) [ABCD] Solution quality (DC5) (Note)   (meta.note)
  Notes (char) [DGPWXYZ] Existence of notes (DC6) (Note)   (meta.note)
  Nsys  Number of solutions for the system (DCM1) (meta.number)
  Ncomp  Number of components in this solution (DCM2) (meta.number)
  Nparm  Number of free parameters in solution (DCM3) (meta.number)
  Ncorr  Number of correlation records (DCM4) (meta.number)

ALL cols
  seq  Sequential component number (DCM6) (
  comp_id (char) Component identifier (DC7) (meta.note)
  HIP  HIP number (DC8) (
  Hp mag Magnitude of component (DC9) (phot.mag;em.opt.V)
  e_Hp mag Standard error of Hp magnitude (DC10) (stat.error)
  BT mag (n) Magnitude of component, BT (DC11) (phot.mag;em.opt.B)
  e_BT mag (n) Standard error of BT (DC12) (stat.error)
  VT mag (n) Magnitude of component, VT (DC13) (phot.mag;em.opt.V)
  e_VT mag (n) Standard error of VT (DC14) (stat.error)
  RA(ICRS) deg alpha, degrees (ICRS, Epoch=J1991.25) (DC15) (pos.eq.ra;meta.main)
  DE(ICRS) deg delta, degrees (ICRS, Epoch=J1991.25) (DC16) (pos.eq.dec;meta.main)
  Plx mas Trigonometric parallax (DC17) (pos.parallax.trig)
  pmRA mas/yr Proper motion in mu_alpha.cos(delta)ICRS(DC18) (;pos.eq.ra)

ALL cols
(n) indicates a possible blank or NULL column  
  pmDE mas/yr Proper motion in mu_delta in ICRS (DC19) (;pos.eq.dec)
  e_RAdeg mas Standard error in RA*cos(DEdeg) (DC20) (stat.error)
  e_DEdeg mas Standard error in DE (DC21) (stat.error)
  e_Plx mas Standard error in Plx (DC22) (stat.error)
  e_pmRA mas/yr Standard error in pmRA (DC23) (stat.error)
  e_pmDE mas/yr Standard error in pmDE (DC24) (stat.error)
  ref (char) Reference component for following data (DC25) (meta.note)
  theta deg (n) Position angle (DC26) (Note)   (pos.posAng)
  rho arcsec (n) Separation from reference component (DC27) (pos.angDistance)
  d.theta deg/yr (n) Rate of change of theta (DC28) (arith.rate;pos.angDistance)
  d.rho arcsec/yr(n) Rate of change of separation (DC29) (arith.rate;pos)
  seq_ref  Sequential record number (DCM7) (Note)   (
  flag (char) Status flags for parameters (DCM8) (Note)   (meta.code)

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