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VizieR

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I/260/ccdmhipn Visual Double Stars in Hipparcos (Dommanget+, 2000)
The Catalogue (41255 rows)
  recno=26404
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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)
_RAJ200015 53 36.720 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-25 19 37.92 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195015 50 36.258 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-25 10 45.69 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon346.876774 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+21.613337 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)
26404recno 26404  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM15536-2520  (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 0.72 s Remainder of RA in second of time; (pos.eq.ra;arith.diff)
dDEs 22.0 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 2   for A component: number of components; other component: number of measurements (meta.number)
Vmag 4.7 mag magnitude (phot.mag;em.opt.V)
SpB3  spectrum (src.spType)
pmNote*   [*@$#] Origin of the proper motion (Note)   (meta.ref)
pmRA -14 mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.ra)
pmDE -29 mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.dec)
DM-2412352.2  First identification = DM (Harvard system) (Note)   (meta.id)
Name2 183896.8  Second identification (Note)   (meta.id)
HD142114  HD designation (meta.id)
m_HD    [*?/0-9 ] second HD (Note Example: 131843/4)   (meta.code.multip)
ADS/BDSA 9823  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)
IDS15476S2502A  Uncorrected Index designation (1976.5) (equinox 1900) and identification letter; (meta.id)
HIP 77840   Hipparcos Catalogue (I/239) number (meta.id)

RAJ2000238.4030 deg (i) Right Ascension (J2000) computed at CDS (pos.eq.ra;meta.main)
DEJ2000-25.3272 deg (i) Declination (J2000) computed at CDS (pos.eq.dec;meta.main)
  
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