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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=18221
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ColumnValue  Explain   (UCD)
_RAJ200003 54 28.035 "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+16 36 57.78 "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)
_RAB195003 51 36.647 "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+16 28 18.87 "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)
_Glon173.7574 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-27.6859 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
18221recno 18221  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 18267  Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompAB  Component(s) (Note 1)   (meta.code.multip)
Classes*,PM*,IR  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000058.61625416 deg Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.61 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+16.61645592 deg Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.34 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 48.95 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.70 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 220.10 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.80 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -166.60 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.80 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_pm2   [1/3] Reference for proper motion (Note 5)   (meta.ref;pos.frame)
GLon173.75743618 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat-27.68592272 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 20.42 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 1.4 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 272.70 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat 42.86 mas/yr Proper motion in GLat (pos.pm)
X -18.0 pc Heliocentric distance towards Gal. center (pos.distance)
Y 2.0 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z -9.5 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7418 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 26.7 km/s Transverse velocity (phys.veloc)
SpTypeG7V  Spectral type (MK, HD, or other) (src.spType)
Tc 57   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc5   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV 18.99 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.09 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H]-0.02 [Sun] Iron abundance (phys.abund.Fe)
e_[Fe/H] 0.03 [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 7.3 Gyr Age, in billions of years (time.age)
b_age  Gyr Lower confidence limit on age (time.age;stat.fit.param)
B_age14.5 Gyr Upper confidence limit on age (time.age;stat.fit.param)
U -21.5 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -24.2 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -5.1 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 32.8 km/s Total heliocentric velocity (phys.veloc)
Dmin 16.65 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin -353 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.0937   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi-158.2 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 6832 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 6802 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 640 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 6772 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin6192 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 7473 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 6.951 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 6.94 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 6.97 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 7.529 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 6.81 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag 6.40 mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 6.000 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 5.384 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.024 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 5.102 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.026 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 4.995 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.017 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS03542799+1636582  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MAAA  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V 0.719 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.001 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I 0.77 mag Color index in Cousins' system (phot.color;em.opt.V;em.opt.I)
e_V-I 0.00 mag Standard error on V-I (stat.error;phot.color;em.opt.V)
HpMag 5.400 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 5.98 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 5.26 mag Absolute Magnitude in Johnson V (Note 23)   (phys.magAbs;em.opt.V)
RMag 4.85 mag Absolute Magnitude in R (Note 23)   (phys.magAbs;em.opt.R)
IMag 4.45 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 3.83 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 3.55 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 3.44 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 0.81 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 6.37 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD 24496   Henry Draper catalog identifier (meta.id)
CstTau  Constellation membership (meta.code.member)
Atlas 187  Millennium Star Atlas page number (meta.bib.page)
Coords03545n1662  RA, DE in compact format; n = + ; s = - (meta.id)
NameGliese 3255  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J03545+1637  Reference for Comp (main.dat) (meta.id)
rSpType2003AJ....126.2048G  Reference for SpType (main.dat) (Note 24)   (meta.ref;pos.frame)
r_RV604,577  Reference for RV (main.dat) (meta.ref;pos.frame)
r_[Fe/H]001,013,017,040  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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