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I/311/hip2 Hipparcos, the New Reduction (van Leeuwen, 2007)
The Astrometric Catalogue (117955 rows)
  recno=24619
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ColumnValue  Explain   (UCD)
_RAJ200005 17 40.981 "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+07 21 12.05 "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 14 58.806 "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+07 18 09.58 "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)
_Glon195.0379 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-17.0217 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
24619recno 24619  Record number within the original table (starting from 1) (meta.record)

HIP 24681  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)
RArad079.42075325 deg Right Ascension in ICRS, Ep=1991.25 (pos.eq.ra;meta.main)
e_RArad 0.57 mas Formal error on RArad (stat.error)
DErad+07.35370514 deg Declination in ICRS, Ep=1991.25 (pos.eq.dec;meta.main)
e_DErad 0.36 mas Formal error on DErad (stat.error)
Plx 21.52 mas Parallax (pos.parallax)
e_Plx 0.66 mas Formal error on Plx (stat.error;pos.parallax)
pmRA -0.46 mas/yr Proper motion in Right Ascension (pos.pm;pos.eq.ra)
e_pmRA 0.74 mas/yr Formal error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -147.17 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.43 mas/yr Formal error on pmDE (stat.error;pos.pm;pos.eq.dec)
Ntr 69  Number of field transits used (meta.id;obs.field)
F2-0.29  Goodness of fit (stat.fit.goodness)
F1 2 % Percentage rejected data (stat.value;arith.ratio)
var 0.0  Cosmic dispersion added (stochastic solution) (stat.fit.residual)
Hpmag 7.4511 mag Hipparcos magnitude (phot.mag;em.opt.V)
e_Hpmag 0.0008 mag Error on mean Hpmag (stat.error;phot.mag;em.IR.H)
sHp 0.009 mag Scatter of Hpmag (stat.error)
VA0   [0,2] Reference to variability annex (meta.note)
B-V 0.661 mag Colour index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.015 mag Formal error on colour index (stat.error;phot.color;em.opt.B)
V-I 0.720 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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