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I/239/h_dm_com The Hipparcos and Tycho Catalogues (ESA 1997)
Double and Multiples: Component solutions -COMP (24588 rows)
  recno=4252
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ColumnValue  Explain   (UCD)
_RAJ200004 33 59.7816020 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-55 02 42.387077 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195004 32 54.8256875 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-55 08 51.461797 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon263.8327033161 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat-41.4154563846 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
4252recno 4252  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CCDM04340-5503  (i) CCDM number (DC1) (meta.id.cross)
S1  Solution identifier (Note DC2)   (meta.number)
TypeL   [FIL]Type of solution (Note DC3)   (meta.code)
SourceC   [CFN] Solution source (Note DC4)   (meta.bib)
QualA   [ABCD] Solution quality (Note DC5)   (meta.code.qual;stat.fit)
NotesP   [DGPWXYZ] Existence of notes (Note DC6)   (meta.note)
Nsys1  Number of solutions for the system (DCM1) (meta.number)
Ncomp 2  Number of components in this solution (DCM2) (meta.number)
Nparm11  Number of free parameters in solution (DCM3) (meta.number)
Ncorr 1  Number of correlation records (DCM4) (stat.correlation)
seq 2  Sequential component number (DCM6) (meta.id;meta.main)
comp_idB  Component identifier (DC7) (meta.id.part)
HIP 21281  (i) HIP number (DC8) (meta.id;meta.main)
Hp 4.565 mag Magnitude of component (DC9) (phot.mag;em.opt.V)
e_Hp 0.011 mag Standard error of Hp magnitude (DC10) (stat.error)
BT  mag Magnitude of component, BT (DC11) (phot.mag;em.opt.B)
e_BT  mag Standard error of BT (DC12) (stat.error;phot.mag;em.opt.B)
VT  mag Magnitude of component, VT (DC13) (phot.mag;em.opt.V)
e_VT  mag Standard error of VT (DC14) (stat.error;phot.mag;em.opt.V)
RAICRS068.49890831 deg (i) alpha, degrees (ICRS, Epoch=J1991.25) (DC15) (pos.eq.ra;meta.main)
DEICRS-55.04507607 deg (i) delta, degrees (ICRS, Epoch=J1991.25) (DC16) (pos.eq.dec;meta.main)
Plx 18.56 mas Trigonometric parallax (DC17) (pos.parallax.trig)
pmRA 42.83 mas/yr Proper motion in mu_alpha.cos(delta)ICRS(DC18) (pos.pm;pos.eq.ra)
pmDE -12.94 mas/yr Proper motion in mu_delta in ICRS (DC19) (pos.pm;pos.eq.dec)
e_RAICRS 2.50 mas Standard error in RA*cos(DEdeg) (DC20) (stat.error;pos.eq.ra)
e_DEICRS 2.46 mas Standard error in DE (DC21) (stat.error;pos.eq.dec)
e_Plx 0.46 mas Standard error in Plx (DC22) (stat.error;pos.parallax)
e_pmRA 1.28 mas/yr Standard error in pmRA (DC23) (stat.error;pos.pm;pos.eq.ra)
e_pmDE 1.21 mas/yr Standard error in pmDE (DC24) (stat.error;pos.pm;pos.eq.dec)
refA  Reference component for following data (DC25) (meta.ref)
theta146.500 deg Position angle (Note DC26)   (pos.posAng)
rho 0.304 arcsec Separation from reference component (DC27) (pos.angDistance)
d.theta 5.100 deg/yr Rate of change of theta (DC28) (arith.rate;pos.posAng)
d.rho 0.013 arcsec/yr Rate of change of separation (DC29) (arith.rate;pos.angDistance)
seq_ref 1  Sequential record number (Note DCM7)   (meta.record)
flag111011  Status flags for parameters (Note DCM8)   (meta.code.error)

_RA.icrs068.49909001 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-55.04510752 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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