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VizieR

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I/260/ccdmhipn Visual Double Stars in Hipparcos (Dommanget+, 2000)
The Catalogue (41255 rows)
  recno=28555
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Note: Note that the J2000 coordinates are not part of the original catalogue, they were computed from dRAs and dDEs, or from the (rho,theta); their accuracy can be low.

ColumnValue  Explain   (UCD)
_RAJ200017 10 22.680 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-15 43 29.64 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195017 07 30.463 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-15 39 52.79 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon006.721422 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+14.007864 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)
28555recno 28555  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM17104-1544  (Catalogue of the Components of the Double and Multiple stars) number (Note)   (meta.id;meta.main)
rComp    [B-Z?] Reference component (blank if A) (meta.code.multip)
CompA   [A-Z?] Concerned component (Note)   (meta.code.multip)
Note1    [*&] orbit flag (Note)   (meta.code)
Note2    [@%] astrometric binary (Note)   (meta.code)
Disc   Name of the pair (Discoverer and Number) (Note)   (meta.id)
dRAs -1.33 s Remainder of RA in second of time; (pos.eq.ra;arith.diff)
dDEs 30.3 arcsec Remainder of DE in arcsecond; (pos.angDistance)
r_dRAs10   Source code for positions (Note)   (meta.ref)
Year  yr Year of measured relative position (time.epoch)
theta  deg Position angle (degrees) (Note)   (pos.posAng)
rho  arcsec angular separation of Comp along theta (pos.angDistance)
Obs 4   for A component: number of components; other component: number of measurements (meta.number)
Vmag 3.1 mag magnitude (phot.mag;em.opt.V)
SpA2  spectrum (src.spType)
pmNote*   [*@$#] Origin of the proper motion (Note)   (meta.ref)
pmRA 36 mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.ra)
pmDE 92 mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.dec)
DM-15 4467.0  First identification = DM (Harvard system) (Note)   (meta.id)
Name2   Second identification (Note)   (meta.id)
HD155125  HD designation (meta.id)
m_HD    [*?/0-9 ] second HD (Note Example: 131843/4)   (meta.code.multip)
ADS/BDSA10374  ADS number (A) or BDS number (B) (meta.id)
m_ADS/BDS    [aN] suffix (a) to an inserted ADS number N = Note in the WDS (meta.code.multip)
n_IDS    [*W] Note on IDS designation (Note)   (meta.note)
IDS17046S1536A  Uncorrected Index designation (1976.5) (equinox 1900) and identification letter; (meta.id)
HIP 84012   Hipparcos Catalogue (I/239) number (meta.id)

RAJ2000257.5945 deg (i) Right Ascension (J2000) computed at CDS (pos.eq.ra;meta.main)
DEJ2000-15.7249 deg (i) Declination (J2000) computed at CDS (pos.eq.dec;meta.main)
  
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