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V/137D/XHIP Extended Hipparcos Compilation (XHIP) (Anderson+, 2012)
XHIP catalog: astrometry, spectrography, space motions, exoplanets, photometry, and references (117955 rows)
  recno=67770
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ColumnValue  Explain   (UCD)
_RAJ200013 55 32.3856476 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-47 17 18.148240 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195013 52 24.5167655 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-47 02 34.855380 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon314.0689008328 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+14.1925720519 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
67770recno 67770  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 68002  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp   Component(s) (Note 1)   (meta.code.multip)
ClassesUV,SB*,*,IR  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000208.88514577 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.11 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000-47.28826623 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.08 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 8.54 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.13 mas Standard error on Plx (stat.error;pos.parallax)
pmRA -57.37 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.10 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -44.55 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.08 mas/yr Standard error on pmDE (stat.error;pos.pm;pos.eq.dec)
r_HIP2   [1/2] Reference for Hipparcos astrometry (Note 4)   (meta.ref;pos.frame)
r_pm1   [1/3] Reference for proper motion (Note 5)   (meta.ref;pos.frame)
GLon314.06890342 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 14.19257311 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 117.06 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 1.5 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -66.79 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -28.56 mas/yr Proper motion in GLat (pos.pm)
X 78.9 pc Heliocentric distance towards Gal. center (pos.distance)
Y -81.5 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 28.7 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7322 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 40.3 km/s Transverse velocity (phys.veloc)
SpTypeB2.5 IV  Spectral type (MK, HD, or other) (src.spType)
Tc 22   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc4   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV 6.50 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 7.40 km/s Standard error on RV (Note 12)   (stat.error)
q_RVD   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H]  [Sun] Iron abundance (phys.abund.Fe)
e_[Fe/H]  [Sun] Standard error on [Fe/H] (Note 14)   (stat.error;phys.abund.Fe)
q_[Fe/H]    [ABC] Quality flag on [Fe/H] (Note 15)   (meta.code.qual;phys.abund.Fe)
age  Gyr Age, in billions of years (time.age)
b_age  Gyr Lower confidence limit on age (time.age;stat.fit.param)
B_age  Gyr Upper confidence limit on age (time.age;stat.fit.param)
U -19.5 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -33.1 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -13.8 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 40.8 km/s Total heliocentric velocity (phys.veloc)
Dmin 115.57 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin -446 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.1761   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi-175.2 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 6230 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 6133 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 1097 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 6037 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin5133 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 7327 pc Orbital radius at apocenter (Note 18)   (pos.distance;src.orbital)
Npl    Number of exoplanets (known in April 2012) (meta.number)
Mpl   Exoplanet discovery method(s) (Note 19)   (meta.code;obs)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref)

Hpmag 2.442 mag Median magnitude in Hipparcos system (phot.mag;em.opt.V)
e_Hpmag 0.001 mag Standard error on Hpmag (stat.error;phot.mag;em.IR.H)
m_Hpmag    [A-Z*-] Reference flag for Hpmag (Note 20)   (meta.code.multip)
Hpmax 2.43 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 2.46 mag Hpmag at minimum (95th percentile) (phot.mag;em.IR.H)
Per  d Variability period (src.var)
HvarM mag [CDMPRU] Variability type (Note 21)   (meta.code;src.var)
Umag 1.420 mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 2.374 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 2.55 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 2.677 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 3.022 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.254 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 3.083 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.212 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 3.220 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.250 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS13553239-4717183  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MDCD  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V-0.176 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.005 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I-0.18 mag Color index in Cousins' system (phot.color;em.opt.V;em.opt.I)
e_V-I 0.01 mag Standard error on V-I (stat.error;phot.color;em.opt.V)
HpMag-2.900 mag Absolute Magnitude of Hpmag (Note 23)   (phot.mag;em.IR.H)
UMag-3.922 mag Absolute Magnitude in Johnson U (Note 23)   (phot.mag;em.opt.U)
BMag-2.97 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag-2.79 mag Absolute Magnitude in Johnson V (Note 23)   (phys.magAbs;em.opt.V)
RMag  mag Absolute Magnitude in R (Note 23)   (phys.magAbs;em.opt.R)
IMag-2.67 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag-2.32 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag-2.26 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag -2.12 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 3729.43 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 2.52 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD121263   Henry Draper catalog identifier (meta.id)
CstCen  Constellation membership (meta.code.member)
Atlas 952  Millennium Star Atlas page number (meta.bib.page)
Coords13555s4729  RA, DE in compact format; n = + ; s = - (meta.id)
NameZeta Centauri (HR 5231)  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompID   Reference for Comp (main.dat) (meta.id)
rSpType1978MSS...C02....0H  Reference for SpType (main.dat) (Note 24)   (meta.ref;pos.frame)
r_RV551  Reference for RV (main.dat) (meta.ref;pos.frame)
r_[Fe/H]   Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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