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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=6415
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ColumnValue  Explain   (UCD)
_RAJ200005 16 14.4900 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-03 29 00.100 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195005 13 44.8354 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-03 32 15.237 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon204.8558518 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-22.7169694 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)
6415recno 6415  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM05162-0329  (i) CCDM number (Catalogue I/211) (meta.id;meta.main)
rComp   Reference component when different from A (meta.note)
CompB  Component considered (meta.code.multip)
HIC 24567   [1/120313] HIC number as in 'main' file (meta.id)
RAJ200005 16 14.49 "h:m:s" (i) Right Ascension J2000 (hours) (pos.eq.ra;meta.main)
DEJ2000-03 29 00.1 "d:m:s" (i) Declination J2000 (degrees) (pos.eq.dec;meta.main)
Mag 9.6 mag Magnitude (generally V, sometimes photographic for the faintest systems) (phot.mag;em.opt.V)
Obs1959 a Year of observation of the relative position (time.epoch)
PA252 deg [ 0-9.EFPNS]Position angle (pos.posAng)
Sep 0.6 arcsec Separation (arcsec) (pos.angDistance)
Note1    [O] O=system with known orbit (meta.note)
Note2    [A] A=astrometric binary (meta.note)
pmRA-0.019 arcsec/a Proper motion in right ascension =15.mu_alpha*cos(delta) (pos.pm;pos.eq.ra)
pmDE-0.009 arcsec/a Proper motion in declination (pos.pm;pos.eq.dec)
DM   DM number. Last char is a suffix to DM, or "*" if HD convention is not followed. (meta.id)
HD    [1/359083] HD/HDE number (meta.id)
AG   AGK3 or SAO number (meta.id)
IDS05113S0336 B  IDS number (equinox B1900), with component indication. (meta.id)
ADS 3856   [1/17180] ADS number (meta.id)
  
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