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I/311/hip2 Hipparcos, the New Reduction (van Leeuwen, 2007)
The Astrometric Catalogue (117955 rows)
  recno=7903
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ColumnValue  Explain   (UCD)
_RAJ200001 41 47.143 "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+42 36 48.12 "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)
_RAB195001 38 43.885 "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+42 21 49.44 "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)
_Glon132.7134 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat-19.2999 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
7903recno 7903  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 7918  Hipparcos identifier (meta.id;meta.main)

n_HIP   Existence of a note in the first version of Hipparcos catalog on Duplicity, Photometry or a General note; letters W, X, Y, Z indicate notes on several topics (field H70 of the 1997 edition, Cat. I/239) (meta.note)

Sn 7   [0,159] Solution type new reduction (Note 1)   (meta.id;stat.fit)
So1   [0,5] Solution type old reduction (Note 2)   (meta.id;stat.fit)
Nc1  Number of components (meta.number)
RArad025.44381588 deg Right Ascension in ICRS, Ep=1991.25 (pos.eq.ra;meta.main)
e_RArad 0.44 mas Formal error on RArad (stat.error)
DErad+42.61380690 deg Declination in ICRS, Ep=1991.25 (pos.eq.dec;meta.main)
e_DErad 0.34 mas Formal error on DErad (stat.error)
Plx 78.50 mas Parallax (pos.parallax)
e_Plx 0.54 mas Formal error on Plx (stat.error;pos.parallax)
pmRA 791.47 mas/yr Proper motion in Right Ascension (pos.pm;pos.eq.ra)
e_pmRA 0.48 mas/yr Formal error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -180.80 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.36 mas/yr Formal error on pmDE (stat.error;pos.pm;pos.eq.dec)
Ntr 89  Number of field transits used (meta.id;obs.field)
F210.05  Goodness of fit (stat.fit.goodness)
F1 1 % Percentage rejected data (stat.value;arith.ratio)
var 0.0  Cosmic dispersion added (stochastic solution) (stat.fit.residual)
Hpmag 5.0839 mag Hipparcos magnitude (phot.mag;em.opt.V)
e_Hpmag 0.0004 mag Error on mean Hpmag (stat.error;phot.mag;em.IR.H)
sHp 0.004 mag Scatter of Hpmag (stat.error)
VA0   [0,2] Reference to variability annex (meta.note)
B-V 0.618 mag Colour index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.001 mag Formal error on colour index (stat.error;phot.color;em.opt.B)
V-I 0.670 mag V-I colour index (phot.color;em.opt.V;em.opt.I)

HIP1HIP1  Data from the first edition of the Hipparcos Catalog (1997, Cat. I/239) (meta.ref.url)
PhotPhot  Hipparcos Epoch Photometry (Plot and List) from the 1997 edition (meta.ref.url)
  
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