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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=22425
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ColumnValue  Explain   (UCD)
_RAJ200004 50 11.6164308 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-16 13 01.773202 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195004 47 56.2842980 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-16 18 09.686771 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon214.8375372080 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat-33.9623719365 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
22425recno 22425  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 22479  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp   Component(s) (Note 1)   (meta.code.multip)
Classes*,V*,IR  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000072.54828809 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.18 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000-16.21728357 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.18 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 13.83 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.30 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 44.92 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.26 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE 51.16 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.26 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)
GLon214.83754035 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat-33.96237102 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 72.27 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 2.2 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -30.48 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat 60.88 mas/yr Proper motion in GLat (pos.pm)
X -49.2 pc Heliocentric distance towards Gal. center (pos.distance)
Y -34.2 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z -40.4 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7449 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 23.3 km/s Transverse velocity (phys.veloc)
SpTypeK0 III  Spectral type (MK, HD, or other) (src.spType)
Tc 60   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc3   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV 37.30 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.80 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H] 0.03 [Sun] Iron abundance (phys.abund.Fe)
e_[Fe/H] 9.99 [Sun] Standard error on [Fe/H] (Note 14)   (stat.error;phys.abund.Fe)
q_[Fe/H]B   [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 -40.9 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -15.8 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -3.5 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 44.0 km/s Total heliocentric velocity (phys.veloc)
Dmin 38.32 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin-1362 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.1240   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi -91.5 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 7541 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 7483 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 935 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 7425 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin6606 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 8477 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 5.198 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 5.19 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 5.21 mag Hpmag at minimum (95th percentile) (phot.mag;em.IR.H)
Per  d Variability period (src.var)
HvarC mag [CDMPRU] Variability type (Note 21)   (meta.code;src.var)
Umag  mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 6.022 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 5.03 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 4.192 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 3.447 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.252 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 2.867 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.200 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 2.803 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.244 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS04501160-1613020  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 0.992 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.002 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I 0.95 mag Color index in Cousins' system (phot.color;em.opt.V;em.opt.I)
e_V-I 0.04 mag Standard error on V-I (stat.error;phot.color;em.opt.V)
HpMag 0.903 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 1.73 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 0.74 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-0.10 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag-0.85 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag-1.43 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag -1.49 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 61.19 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 3.65 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD 30814   Henry Draper catalog identifier (meta.id)
CstEri  Constellation membership (meta.code.member)
Atlas 328  Millennium Star Atlas page number (meta.bib.page)
Coords04502s1622  RA, DE in compact format; n = + ; s = - (meta.id)
Name60 Eridani  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)
rSpType1988MSS...C04....0H  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]003,138  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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