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I/311/hip2 Hipparcos, the New Reduction (van Leeuwen, 2007)
The Astrometric Catalogue (117955 rows)
  recno=27842
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ColumnValue  Explain   (UCD)
_RAJ200005 54 22.983 "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+20 16 34.22 "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)
_RAB195005 51 25.156 "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+20 16 08.18 "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)
_Glon188.4580 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-02.7320 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
27842recno 27842  Record number within the original table (starting from 1) (meta.record)

HIP 27913  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 5   [0,159] Solution type new reduction (Note 1)   (meta.id;stat.fit)
So0   [0,5] Solution type old reduction (Note 2)   (meta.id;stat.fit)
Nc1  Number of components (meta.number)
RArad088.59618362 deg Right Ascension in ICRS, Ep=1991.25 (pos.eq.ra;meta.main)
e_RArad 0.23 mas Formal error on RArad (stat.error)
DErad+20.27641465 deg Declination in ICRS, Ep=1991.25 (pos.eq.dec;meta.main)
e_DErad 0.16 mas Formal error on DErad (stat.error)
Plx 115.43 mas Parallax (pos.parallax)
e_Plx 0.27 mas Formal error on Plx (stat.error;pos.parallax)
pmRA -162.54 mas/yr Proper motion in Right Ascension (pos.pm;pos.eq.ra)
e_pmRA 0.28 mas/yr Formal error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -99.51 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.16 mas/yr Formal error on pmDE (stat.error;pos.pm;pos.eq.dec)
Ntr 99  Number of field transits used (meta.id;obs.field)
F2-1.50  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 4.5219 mag Hipparcos magnitude (phot.mag;em.opt.V)
e_Hpmag 0.0010 mag Error on mean Hpmag (stat.error;phot.mag;em.IR.H)
sHp 0.010 mag Scatter of Hpmag (stat.error)
VA0   [0,2] Reference to variability annex (meta.note)
B-V 0.594 mag Colour index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.008 mag Formal error on colour index (stat.error;phot.color;em.opt.B)
V-I 0.660 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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