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I/259/tyc2 The Tycho-2 Catalogue (Hog+ 2000)
*The Tycho-2 main catalogue (2539913 rows)
  TYC1=4771, TYC2=1190, TYC3=1
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ColumnValue  Explain   (UCD)
_RAJ200005 41 38.3890787 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-02 15 32.472102 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195005 39 07.2956999 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-02 16 58.226496 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon206.8512440994 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-16.5375046330 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)
1228583recno 1228583  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC14771  (i) [1,9537] TYC1 from TYC or GSC (Note 1)   (meta.id.part;meta.main)
TYC2 1190  (i) [1,12121] TYC2 from TYC or GSC (Note 1)   (meta.id.part;meta.main)
TYC31  (i) [1,3] TYC3 from TYC (Note 1)   (meta.id.part;meta.main)
pflag    [ PX] mean position flag (Note 2)   (meta.code)
RAmdeg 85.40995458 deg []? Mean Right Asc, ICRS, epoch=J2000 (3) (Note 3)   (pos.eq.ra)
DEmdeg -2.25901973 deg []? Mean Decl, ICRS, at epoch=J2000 (3) (Note 3)   (pos.eq.dec)
pmRA -1.2 mas/yr [-4418.0,6544.2] prop. mot. in RA*cos(dec) (Note)   (pos.pm;pos.eq.ra)
pmDE 0.6 mas/yr [-5774.3,10277.3] prop. mot. in Dec (Note)   (pos.pm;pos.eq.dec)
e_RAmdeg 5 mas [3,183] s.e. RA*cos(dec),at mean epoch (Note 5)   (stat.error)
e_DEmdeg 7 mas [1,184] s.e. of Dec at mean epoch (Note 5)   (stat.error)
e_pmRA 1.1 mas/yr [0.2,11.5] s.e. prop mot in RA*cos(dec) (Note 5)   (stat.error)
e_pmDE 1.1 mas/yr [0.2,10.3] s.e. of proper motion in Dec (Note 5)   (stat.error)
EpRAm1991.25 yr [1915.95,1992.53] mean epoch of RA (Note 4)   (time.epoch)
EpDEm1990.38 yr [1911.94,1992.01] mean epoch of Dec (Note 4)   (time.epoch)
Num15   [2,36] Number of positions used (meta.id)
q_RAmdeg 0.6   [0.0,9.9] Goodness of fit for mean RA (Note 6)   (meta.code.qual)
q_DEmdeg 0.7   [0.0,9.9] Goodness of fit for mean Dec (Note 6)   (meta.code.qual)
q_pmRA 0.5   [0.0,9.9] Goodness of fit for pmRA (Note 6)   (meta.code.qual)
q_pmDE 0.8   [0.0,9.9] Goodness of fit for pmDE (Note 6)   (meta.code.qual)
BTmag 7.946 mag [2.183,16.581] Tycho-2 BT magnitude (Note 7)   (phot.mag;em.opt.B)
e_BTmag 0.016 mag [0.014,1.977] s.e. of BT (Note 7)   (stat.error)
VTmag 7.859 mag [1.905,15.193] Tycho-2 VT magnitude (Note 7)   (phot.mag;em.opt.V)
e_VTmag 0.013 mag [0.009,1.468] s.e. of VT (Note 7)   (stat.error)
prox999   [3,999] proximity indicator (Note 8)   (meta.code)
TYCT   [T] Tycho-1 star (Note 9)   (meta.code)
HIP 26816   [1,120404] Hipparcos number (meta.id)
CCDM   CCDM component identifier for HIP stars (Note 10)   (meta.code.multip)
RA(ICRS) 85.40995722 deg (i) Observed Tycho-2 Right Ascension, ICRS (pos.eq.ra;meta.main)
DE(ICRS) -2.25902139 deg (i) Observed Tycho-2 Declination, ICRS (pos.eq.dec;meta.main)
EpRA-1990 1.83 yr [0.81,2.13] epoch-1990 of RAdeg (time.epoch)
EpDE-1990 1.40 yr [0.72,2.36] epoch-1990 of DEdeg (time.epoch)
e_RAdeg 4.7 mas s.e.RA*cos(dec), of observed Tycho-2 RA (Note 5)   (stat.error)
e_DEdeg 6.6 mas s.e. of observed Tycho-2 Dec (Note 5)   (stat.error)
posflg    [ DP] type of Tycho-2 solution (Note 11)   (meta.id;stat.fit)
corr 0.1   [-1,1] correlation (RAdeg,DEdeg) (stat.correlation)
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I/259/suppl_1 The Tycho-2 Catalogue (Hog+ 2000)
The Tycho-2 supplement-1 (17588 rows)
  TYC1=4771, TYC2=1190, TYC3=1
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I/259/suppl_2 The Tycho-2 Catalogue (Hog+ 2000)
The Tycho-2 supplement-2 (1146 rows)
  TYC1=4771, TYC2=1190, TYC3=1
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