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I/259/tyc2 The Tycho-2 Catalogue (Hog+ 2000)
*The Tycho-2 main catalogue (2539913 rows)
  TYC1=7389, TYC2=1138, TYC3=1
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ColumnValue  Explain   (UCD)
_RAJ200017 48 18.381 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000-35 42 30.91 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195017 44 56.651 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950-35 41 32.22 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon354.4939 deg Galactic longitude (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat -3.9899 deg Galactic latitude (computed by VizieR, not part of the original data) (pos.galactic.lat)
1839971recno 1839971  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC17389   [1,9537] TYC1 from TYC or GSC (Note 1)   (meta.id.part;meta.main)
TYC2 1138   [1,12121] TYC2 from TYC or GSC (Note 1)   (meta.id.part;meta.main)
TYC31   [1,3] TYC3 from TYC (Note 1)   (meta.id.part;meta.main)
pflag    [ PX] mean position flag (Note 2)   (meta.code)
RAmdeg267.07658759 deg []? Mean Right Asc, ICRS, epoch=J2000 (3) (Note 3)   (pos.eq.ra;meta.main)
DEmdeg-35.70858800 deg []? Mean Decl, ICRS, at epoch=J2000 (3) (Note 3)   (pos.eq.dec;meta.main)
pmRA 2.8 mas/yr [-4418.0,6544.2] prop. mot. in RA*cos(dec) (Note)   (pos.pm;pos.eq.ra)
pmDE -4.3 mas/yr [-5774.3,10277.3] prop. mot. in Dec (Note)   (pos.pm;pos.eq.dec)
e_RAmdeg 34 mas [3,183] s.e. RA*cos(dec),at mean epoch (Note 5)   (stat.error)
e_DEmdeg 51 mas [1,184] s.e. of Dec at mean epoch (Note 5)   (stat.error)
e_pmRA 1.9 mas/yr [0.2,11.5] s.e. prop mot in RA*cos(dec) (Note 5)   (stat.error)
e_pmDE 2.0 mas/yr [0.2,10.3] s.e. of proper motion in Dec (Note 5)   (stat.error)
EpRAm1987.30 yr [1915.95,1992.53] mean epoch of RA (Note 4)   (time.epoch)
EpDEm1981.50 yr [1911.94,1992.01] mean epoch of Dec (Note 4)   (time.epoch)
Num 4   [2,36] Number of positions used (meta.id)
q_RAmdeg 1.2   [0.0,9.9] Goodness of fit for mean RA (Note 6)   (meta.code.qual)
q_DEmdeg 1.7   [0.0,9.9] Goodness of fit for mean Dec (Note 6)   (meta.code.qual)
q_pmRA 1.2   [0.0,9.9] Goodness of fit for pmRA (Note 6)   (meta.code.qual)
q_pmDE 1.7   [0.0,9.9] Goodness of fit for pmDE (Note 6)   (meta.code.qual)
BTmag11.105 mag [2.183,16.581] Tycho-2 BT magnitude (Note 7)   (phot.mag;em.opt.B)
e_BTmag 0.063 mag [0.014,1.977] s.e. of BT (Note 7)   (stat.error)
VTmag10.736 mag [1.905,15.193] Tycho-2 VT magnitude (Note 7)   (phot.mag;em.opt.V)
e_VTmag 0.077 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    [1,120404] Hipparcos number (meta.id)
CCDM   CCDM component identifier for HIP stars (Note 10)   (meta.code.multip)
RA(ICRS)267.07657944 deg Observed Tycho-2 Right Ascension, ICRS (pos.eq.ra;meta.main)
DE(ICRS)-35.70857722 deg Observed Tycho-2 Declination, ICRS (pos.eq.dec;meta.main)
EpRA-1990 1.58 yr [0.81,2.13] epoch-1990 of RAdeg (time.epoch)
EpDE-1990 0.97 yr [0.72,2.36] epoch-1990 of DEdeg (time.epoch)
e_RAdeg 35.2 mas s.e.RA*cos(dec), of observed Tycho-2 RA (Note 5)   (stat.error)
e_DEdeg 53.5 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=7389, TYC2=1138, TYC3=1
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I/259/suppl_2 The Tycho-2 Catalogue (Hog+ 2000)
The Tycho-2 supplement-2 (1146 rows)
  TYC1=7389, TYC2=1138, TYC3=1
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