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I/274/ccdm CCDM (Catalog of Components of Double & Multiple stars (Dommanget+ 2002)
The Catalogue of Components of Double and Multiple (105838 rows)
  recno=21109
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Note: the J2000 coordinates are not part of the original catalogue; their accuracy can be low, see the CooFlag column

ColumnValue  Explain   (UCD)
_RAJ200005 19 05.568 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+40 09 15.48 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195005 15 36.482 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+40 06 09.75 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon167.629402 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+01.565043 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)
21109recno 21109  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM05192+4007  (Catalogue of the Components of the Double and Multiple stars) identifier (Note 1)   (meta.id;meta.main)
rComp    [B-Z?] Reference component (blank if A) (Note 6)   (meta.code.multip)
CompD   [A-Z?] Concerned component (Note 6)   (meta.code.multip)
Note1    [*&] *=orbit in Dommanget's personal catalog &=orbit WDS 1994 (Note 2)   (meta.code)
Note2    [@%] @ = astrometric binary % = astrometric binary from Hipparcos (meta.code)
DiscSTF5003  Name of the pair (Discoverer and Number) (Note 3)   (meta.id)
dRAs -6.43 s Remainder of RA in second of time (J2000) (pos.eq.ra;arith.diff)
dDEs 135.4 arcsec Remainder of DE in arcsecond (J2000) (pos.eq.dec;arith.diff)
r_dRAs65   Source code for positions, in refpos.dat (meta.ref;pos.frame)
Year1921 yr Year of measured relative position (time.epoch;arith.diff)
theta002 deg Position angle (degrees) (Note 4)   (pos.posAng)
rho 146.6 arcsec angular separation of Comp along theta (pos.angDistance)
Obs16   for component A: number of components; other component: number of measurements (meta.number)
Vmag 8.6 mag magnitude (phot.mag;em.opt)
Sp   Spectral type (src.spType)
pmNote*   [*@$#] Origin of the proper motion (Note 7)   (meta.ref;pos.pm;pos.frame)
pmRA 1 mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.ra)
pmDE 7 mas/yr annual proper motion in 0"001 (pos.pm;pos.eq.dec)
DM+39 1250.0  First identification = DM (Harvard system) (Note 5)   (meta.id)
Name2+40 609.6  Second identification (Note 5)   (meta.id)
HD   HD identifier (meta.id)
m_HD    [/0-9 ?*] second HD (Example: 131843/4) (Note 8)   (meta.code.multip)
ADS/BDSA 3886  ADS (A) or BDS identifier (B) (meta.id)
m_ADS/BDS    [aN] suffix (a) to an inserted ADS identifier, or a note (N) exists in the Index. (meta.code.multip)
n_IDS    [*W] The * means that the Index identifier was built for a new component or system; the W indicates a WDS (1994) identifier (meta.note)
IDS05122N4001C  Original Index (1976.5) or WDS (1994) identifier, based on equinox 1900 (meta.id)
HIC    Hipparcos Input Catalogue (Turon et al., Cat. I/196) identifier (also HIP I/239) (meta.id)

CooFlag0   [0/4] Indicator position computation (Note 9)   (meta.code.qual)
RAJ2000079.7732 deg (i) Right Ascension J2000 (degrees) (Note 9)   (pos.eq.ra;meta.main)
DEJ2000+40.1543 deg (i) Declination J2000 (degrees) (Note 9)   (pos.eq.dec;meta.main)
  
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