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V/136/tycall Teff and metallicities for Tycho-2 stars (Ammons+, 2006)
Photometry and derived parameters for all Tycho 2 stars, including giants (2399792 rows)
  recno=869826
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ColumnValue  Explain   (UCD)
_RAJ200005 17 17.68800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+53 35 09.9920 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195005 13 15.18229 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+53 31 56.5010 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon156.36593309 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+08.97407332 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
869826recno 869826  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Tycho3735-00681-1  (i) Tycho identification (Note G1)   (meta.id;meta.main)

d   d indicates a dwarf star, with more details in the table tycdwarf (meta.ref.url)

HIP 24645   Hipparcos identification number (Note G1)   (meta.id;phys.atmol.number)
pmRA 1.0 mas/yr Proper motion parallel to RA (Note G1)   (pos.pm;pos.eq.ra)
e_pmRA 1.5 mas/yr Standard error (sigma) on pmRA (Note G1)   (stat.error;pos.pm;pos.eq.ra)
pmDE -15.5 mas/yr Proper motion parallel to DE (Note G1)   (pos.pm;pos.eq.dec)
e_pmDE 1.6 mas/yr Standard error (sigma) on pmDE (Note G1)   (stat.error;pos.pm;pos.eq.dec)
Bmag10.997 mag HIP BT magnitude (Note G1)   (phot.mag;em.opt.B)
e_Bmag 0.072 mag Standard error (sigma) on Bmag (Note G1)   (stat.error;phot.mag;em.opt.B)
Vmag10.128 mag HIP VT magnitude (Note G1)   (phot.mag;em.opt.V)
e_Vmag 0.051 mag Standard error (sigma) on Vmag (Note G1)   (stat.error;phot.mag;em.opt.V)
Jmag 1.024 mag 2MASS J magnitude (Note G2)   (phot.mag;em.IR.J)
e_Jmag 0.222 mag Standard error (sigma) on Jmag (Note G2)   (stat.error;phot.mag;em.IR.J)
Hmag-0.089 mag 2MASS H magnitude (Note G2)   (phot.mag;em.IR.H)
e_Hmag 0.194 mag Standard error (sigma) on Hmag (Note G2)   (stat.error;phot.mag;em.IR.H)
Ksmag-0.459 mag 2MASS Ks magnitude (Note G2)   (phot.mag;em.IR.K)
e_Ksmag 0.204 mag Standard error (sigma) on Ksmag (Note G2)   (stat.error;phot.mag;em.IR.K)
Teff  K Effective temperature (coarse spline) (phys.temperature.effective)
E_Teff 21672 K Positive error bar (sigma) on Te (stat.error;stat.max)
e_Teff 21672 K Negative error bar (sigma) on Te (stat.error;phys.temperature.effective)
Dist 0 pc Estimated distance (pos.distance;pos.heliocentric)
E_Dist 461 pc Positive error bar (sigma) on Dist (stat.error;stat.max)
e_Dist 461 pc Negative error bar (sigma) on Dist (stat.error)