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IV/25/tyc2_hd HD identifications for Tycho-2 stars (Fabricius+, 2002)
Catalog (353527 rows)
  recno=246589
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ColumnValue  Explain   (UCD)
_RAJ200017 48 18.38 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000. (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000-35 42 30.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000. (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195017 44 56.66 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2000. (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950-35 41 32.4 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2000. (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon354.4939 deg Galactic longitude at Epoch=J2000. (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat-03.9899 deg Galactic latitude at Epoch=J2000. (computed by VizieR, not part of the original data) (pos.galactic.lat)
246589recno 246589  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC17389   [1,9537] TYC1 from Tycho-2 (meta.id)
TYC2 1138   [1,12121] TYC2 from Tycho-2 (meta.id)
TYC31   [1,4] TYC3 from Tycho-2 (meta.id)
f_TYC    [S] Set for stars in Tycho-2 Supplement#1 (meta.code)
HD161652  HD (Cat. III/135) identifier (meta.id;meta.main)
SpTypeMd  Spectral type from HD catalogue (src.spType)
n_HD1   [1,2] number of HD stars for this Tyc2 star (meta.note)
n_TYC1   [1,2] number of Tyc2 stars for this HD star (meta.note)
TDSC    [D] star in Tycho Double Star Catalogue (meta.code)
RemR   [DEGMR*] Remarks flag from HD file (Note)   (meta.code)
NoteE  N indicates a note in the "notes.dat" file, and E an erratum (in ) (meta.note)

SimbadSimbad  ask the Simbad data-base about this object
_RA267.07658 deg Position from the Tycho-2 Catalog (I/259) or from TDSC (I/276) (right ascension part) (pos.eq.ra;meta.main)
_DE-35.70858 deg Position from the Tycho-2 Catalog (I/259) or from TDSC (I/276) (declination part) (pos.eq.dec;meta.main)
  
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