VizieR

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VizieR

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I/260/ccdmhipn Visual Double Stars in Hipparcos (Dommanget+, 2000)
The Catalogue (41255 rows)
  recno=37876
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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)
_RAJ200021 57 38.400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-51 00 32.40 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 54 21.925 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-51 14 51.72 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon344.761763 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-49.547592 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)
37876recno 37876  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM21577-5100  (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)
CompB   [A-Z?] Concerned component (Note)   (meta.code.multip)
Note1    [*&] orbit flag (Note)   (meta.code)
Note2    [@%] astrometric binary (Note)   (meta.code)
DiscLDS 765  Name of the pair (Discoverer and Number) (Note)   (meta.id)
dRAs -3.59 s Remainder of RA in second of time; (pos.eq.ra;arith.diff)
dDEs -32.5 arcsec Remainder of DE in arcsecond; (pos.angDistance)
r_dRAs66   Source code for positions (Note)   (meta.ref)
Year  yr Year of measured relative position (time.epoch)
theta225 deg Position angle (degrees) (Note)   (pos.posAng)
rho 26.0 arcsec angular separation of Comp along theta (pos.angDistance)
Obs    for A component: number of components; other component: number of measurements (meta.number)
Vmag12.5 mag magnitude (phot.mag;em.opt.V)
Sp   spectrum (src.spType)
pmNote    [*@$#] Origin of the proper motion (Note)   (meta.ref)
pmRA  mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.ra)
pmDE  mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.dec)
DM   First identification = DM (Harvard system) (Note)   (meta.id)
Name2   Second identification (Note)   (meta.id)
HD   HD designation (meta.id)
m_HD    [*?/0-9 ] second HD (Note Example: 131843/4)   (meta.code.multip)
ADS/BDS   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)
IDS21511S5128B  Uncorrected Index designation (1976.5) (equinox 1900) and identification letter; (meta.id)
HIP    Hipparcos Catalogue (I/239) number (meta.id)

RAJ2000329.4100 deg (i) Right Ascension (J2000) computed at CDS (pos.eq.ra;meta.main)
DEJ2000-51.0090 deg (i) Declination (J2000) computed at CDS (pos.eq.dec;meta.main)
  
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