VizieR

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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=30034
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ColumnValue  Explain   (UCD)
_RAJ200022 15 01.9400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+57 04 36.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195022 13 13.8111 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+56 49 38.953 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon102.8842736 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 +0.4222313 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)
30034recno 30034  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM22150+5703  (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    [1/120313] HIC number as in 'main' file (meta.id)
RAJ200022 15 01.94 "h:m:s" (i) Right Ascension J2000 (hours) (pos.eq.ra;meta.main)
DEJ2000+57 04 36.3 "d:m:s" (i) Declination J2000 (degrees) (pos.eq.dec;meta.main)
Mag 9.5 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)
PA359 deg [ 0-9.EFPNS]Position angle (pos.posAng)
Sep 119.6 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 0.007 arcsec/a Proper motion in declination (pos.pm;pos.eq.dec)
DMBD +56 2744  DM number. Last char is a suffix to DM, or "*" if HD convention is not followed. (meta.id)
HD239902   [1/359083] HD/HDE number (meta.id)
AG+56 1552  AGK3 or SAO number (meta.id)
IDS22113N5633 B  IDS number (equinox B1900), with component indication. (meta.id)
ADS    [1/17180] ADS number (meta.id)
  
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