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VizieR

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I/196/annex1 Hipparcos Input Catalogue, Version 2 (Turon+ 1993)
Double and Multiple System Components (32290 rows)
  recno=25933
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ColumnValue  Explain   (UCD)
_RAJ200019 32 21.6500 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+69 39 40.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195019 32 27.6195 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+69 34 34.018 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon101.3033676 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+21.8768795 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
25933recno 25933  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM19322+6941  (i) CCDM number (Catalogue I/211) (meta.id;meta.main)
rComp   Reference component when different from A (meta.note)
CompA  Component considered (meta.code.multip)
HIC 96100   [1/120313] HIC number as in 'main' file (meta.id)
RAJ200019 32 21.65 "h:m:s" (i) Right Ascension J2000 (hours) (pos.eq.ra;meta.main)
DEJ2000+69 39 40.3 "d:m:s" (i) Declination J2000 (degrees) (pos.eq.dec;meta.main)
Mag 4.8 mag Magnitude (generally V, sometimes photographic for the faintest systems) (phot.mag;em.opt.V)
Obs  a Year of observation of the relative position (time.epoch)
PA  deg [ 0-9.EFPNS]Position angle (pos.posAng)
Sep  arcsec Separation (arcsec) (pos.angDistance)
Note1    [O] O=system with known orbit (meta.note)
Note2    [A] A=astrometric binary (meta.note)
pmRA 0.599 arcsec/a Proper motion in right ascension =15.mu_alpha*cos(delta) (pos.pm;pos.eq.ra)
pmDE-1.735 arcsec/a Proper motion in declination (pos.pm;pos.eq.dec)
DMBD +69 1053  DM number. Last char is a suffix to DM, or "*" if HD convention is not followed. (meta.id)
HD185144   [1/359083] HD/HDE number (meta.id)
AG+69 821  AGK3 or SAO number (meta.id)
IDS19325N6929 A  IDS number (equinox B1900), with component indication. (meta.id)
ADS    [1/17180] ADS number (meta.id)
  
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