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I/211/catalog CCDM (Components of Double and Multiple stars) (Dommanget+ 1994)
The Catalogue (74861 rows)
  recno=53199
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Note: Note that the J2000 coordinates (courtesy: M. Chareton) are not part of the original catalogue; their accuracy can be low, see the CooFlag column
The positions of CCDM 23276+1638 were corrected on 26-Apr-1999

ColumnValue  Explain   (UCD)
_RAJ200018 20 59.8400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-29 49 41.400 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195018 17 47.7104 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-29 51 04.674 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon003.0011608 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 -7.1552353 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)
53199recno 53199  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM18210-2950  (Catalogue of the Components of the Double and Multiple stars) number (Note 1)   (meta.id;meta.main)
rComp    [B-Z?] Reference component (blank if A) (Note)   (meta.note)
CompA   [A-Z?] Concerned component (Note)   (meta.note)
Note1    [*] *=orbit in Dommanget's personal cat. (Note 2)   (meta.note)
Note2    [@] @ = astrometric binary (meta.note)
Disc   Name of the pair (Discoverer and Number) (meta.id)
dRAs -0.16 s Remainder of RA in second of time; (pos.eq.ra;arith.diff)
dDEs 18.6 arcsec Remainder of DE in arcsecond; (pos.eq.dec;arith.diff)
r_dRAs41   Source code for positions (Note 3)   (meta.ref)
Year  yr Year of measured relative position (time.epoch)
theta  deg Position angle (degrees) (Note 4)   (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 2.8 mag magnitude (phot.mag;em.opt.V)
SpK2  spectrum (src.spType)
pmNote*   [*@$] Origin of the proper motion (Note)   (meta.note)
pmRA 40 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-2914834.2  First identification = DM (Harvard system) (Note 5)   (meta.id)
Name2 186681.8  Second identification (Note 5)   (meta.id)
HD168454  HD designation (meta.id)
m_HD    [/0-9 ] second HD (Example: 131843/4) (meta.code.multip)
ADS/BDSA11264  ADS number (A) or BDS number (B) (meta.id)
m_ADS/BDS    [a] suffix (a) to an inserted ADS number (meta.code.multip)
n_IDS    [*] The * means that the Index number is built for new component or system; (meta.note)
IDS18146S2952A  Uncorrected Index designation (1976.5) (equinox 1900) and identification letter; (meta.id)
HIC 89931   Hipparcos Input Catalogue (Turon et al.) number (meta.id)

RAJ200018 20 59.84 "h:m:s" (i) Right Ascension J2000 (hours) (Note 6)   (pos.eq.ra;meta.main)
DEJ2000-29 49 41.4 "d:m:s" (i) Declination J2000 (degrees) (Note 6)   (pos.eq.dec;meta.main)
CooFlag0   [0/4] Indicator position computation (Note 6)   (meta.code)
  
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