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I/196/annex1 Hipparcos Input Catalogue, Version 2 (Turon+ 1993)
Double and Multiple System Components (32290 rows)
  recno=21270
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ColumnValue  Explain   (UCD)
_RAJ200016 25 24.2400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-23 27 38.500 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 22 24.0757 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-23 20 48.408 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon353.6464887 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+17.7090571 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)
21270recno 21270  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM16255-2327  (i) CCDM number (Catalogue I/211) (meta.id;meta.main)
rComp   Reference component when different from A (meta.note)
CompD  Component considered (meta.code.multip)
HIC 80461   [1/120313] HIC number as in 'main' file (meta.id)
RAJ200016 25 24.24 "h:m:s" (i) Right Ascension J2000 (hours) (pos.eq.ra;meta.main)
DEJ2000-23 27 38.5 "d:m:s" (i) Declination J2000 (degrees) (pos.eq.dec;meta.main)
Mag 6.9 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)
PA252 deg [ 0-9.EFPNS]Position angle (pos.posAng)
Sep 158.1 arcsec Separation (arcsec) (pos.angDistance)
Note1    [O] O=system with known orbit (meta.note)
Note2    [A] A=astrometric binary (meta.note)
pmRA-0.008 arcsec/a Proper motion in right ascension =15.mu_alpha*cos(delta) (pos.pm;pos.eq.ra)
pmDE-0.040 arcsec/a Proper motion in declination (pos.pm;pos.eq.dec)
DMCD -23 12860  DM number. Last char is a suffix to DM, or "*" if HD convention is not followed. (meta.id)
HD147888   [1/359083] HD/HDE number (meta.id)
AG 184377  AGK3 or SAO number (meta.id)
IDS16196S2313 D  IDS number (equinox B1900), with component indication. (meta.id)
ADS10049   [1/17180] ADS number (meta.id)
  
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