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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=21339
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ColumnValue  Explain   (UCD)
_RAJ200004 35 33.0383637 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-30 33 44.428960 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195004 33 36.3132240 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-30 39 48.883542 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon231.0125666240 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat-41.3058757577 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
21339recno 21339  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 21393  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp   Component(s) (Note 1)   (meta.code.multip)
Classes*,IR,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000068.88779881 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.12 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000-30.56231068 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.14 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 15.25 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.19 mas Standard error on Plx (stat.error;pos.parallax)
pmRA -49.23 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.14 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -12.63 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.16 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_pm3   [1/3] Reference for proper motion (Note 5)   (meta.ref;pos.frame)
GLon231.01256974 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat-41.30587454 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 65.56 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 1.2 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 3.25 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -50.72 mas/yr Proper motion in GLat (pos.pm)
X -31.0 pc Heliocentric distance towards Gal. center (pos.distance)
Y -38.3 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z -43.3 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7431 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 15.8 km/s Transverse velocity (phys.veloc)
SpTypeG8+ III  Spectral type (MK, HD, or other) (src.spType)
Tc 58   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc3   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -4.00 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.70 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H] 0.00 [Sun] Iron abundance (phys.abund.Fe)
e_[Fe/H] 0.06 [Sun] Standard error on [Fe/H] (Note 14)   (stat.error;phys.abund.Fe)
q_[Fe/H]A   [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 9.2 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V 9.8 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -9.2 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 16.3 km/s Total heliocentric velocity (phys.veloc)
Dmin 63.56 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 966 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.2811   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 27.4 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 10082 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 9676 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 2834 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 9286 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7248 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 12916 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 3.973 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 3.97 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 3.98 mag Hpmag at minimum (95th percentile) (phot.mag;em.IR.H)
Per  d Variability period (src.var)
Hvar  mag [CDMPRU] Variability type (Note 21)   (meta.code;src.var)
Umag  mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 4.767 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 3.81 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 2.988 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 2.150 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.314 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 1.661 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.220 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 1.552 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.276 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS04353305-3033444  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MDDD  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V 0.957 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.043 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I 0.93 mag Color index in Cousins' system (phot.color;em.opt.V;em.opt.I)
e_V-I 0.02 mag Standard error on V-I (stat.error;phot.color;em.opt.V)
HpMag-0.110 mag Absolute Magnitude of Hpmag (Note 23)   (phot.mag;em.IR.H)
UMag  mag Absolute Magnitude in Johnson U (Note 23)   (phot.mag;em.opt.U)
BMag 0.68 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag-0.27 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-1.10 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag-1.93 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag-2.42 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag -2.53 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 149.31 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 3.74 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD 29291   Henry Draper catalog identifier (meta.id)
CstEri  Constellation membership (meta.code.member)
Atlas 376  Millennium Star Atlas page number (meta.bib.page)
Coords04356s3056  RA, DE in compact format; n = + ; s = - (meta.id)
Name52 Upsilon-2 Eridani (Theemim)  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)
rSpType1989ApJS...71..245K  Reference for SpType (main.dat) (Note 24)   (meta.ref;pos.frame)
r_RV564  Reference for RV (main.dat) (meta.ref;pos.frame)
r_[Fe/H]138  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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