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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=16212
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ColumnValue  Explain   (UCD)
_RAJ200012 28 44.5800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+25 53 57.600 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195012 26 14.7816 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+26 10 33.423 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon225.2606855 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+84.7769439 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)
16212recno 16212  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM12289+2554  (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 60891   [1/120313] HIC number as in 'main' file (meta.id)
RAJ200012 28 44.58 "h:m:s" (i) Right Ascension J2000 (hours) (pos.eq.ra;meta.main)
DEJ2000+25 53 57.6 "d:m:s" (i) Declination J2000 (degrees) (pos.eq.dec;meta.main)
Mag 7.0 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)
PA251 deg [ 0-9.EFPNS]Position angle (pos.posAng)
Sep 145.2 arcsec Separation (arcsec) (pos.angDistance)
Note1    [O] O=system with known orbit (meta.note)
Note2    [A] A=astrometric binary (meta.note)
pmRA-0.014 arcsec/a Proper motion in right ascension =15.mu_alpha*cos(delta) (pos.pm;pos.eq.ra)
pmDE-0.019 arcsec/a Proper motion in declination (pos.pm;pos.eq.dec)
DMBD +26 2353  DM number. Last char is a suffix to DM, or "*" if HD convention is not followed. (meta.id)
HD108651   [1/359083] HD/HDE number (meta.id)
AG+26 1276  AGK3 or SAO number (meta.id)
IDS12239N2628 B  IDS number (equinox B1900), with component indication. (meta.id)
ADS 8568   [1/17180] ADS number (meta.id)
  
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