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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=50425
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ColumnValue  Explain   (UCD)
_RAJ200010 19 58.3505583 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+19 50 29.346800 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195010 17 13.1312666 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 05 42.661078 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon216.5506007002 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+54.6517522657 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
50425recno 50425  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 50583  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompAB  Component(s) (Note 1)   (meta.code.multip)
Classes**,*  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000154.99234103 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.58 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+19.84186021 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.32 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 25.07 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.52 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 304.30 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.71 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -154.28 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.36 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)
GLon216.55060132 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 54.65175322 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 39.87 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 2.1 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 245.85 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat 236.56 mas/yr Proper motion in GLat (pos.pm)
X -18.5 pc Heliocentric distance towards Gal. center (pos.distance)
Y -13.7 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 32.5 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7419 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 64.5 km/s Transverse velocity (phys.veloc)
SpTypeK1- III Fe-1  Spectral type (MK, HD, or other) (src.spType)
Tc 61   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc3   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -36.24 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.18 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [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 73.8 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -3.1 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -3.7 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 74.0 km/s Total heliocentric velocity (phys.veloc)
Dmin 34.75 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 258 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.4571   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 75.5 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 10450 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 9295 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 4776 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 8267 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin5674 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 15227 pc Orbital radius at apocenter (Note 18)   (pos.distance;src.orbital)
Npl1   Number of exoplanets (known in April 2012) (meta.number)
MplRA  Exoplanet discovery method(s) (Note 19)   (meta.code;obs)

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

Hpmag 2.168 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 2.16 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 2.20 mag Hpmag at minimum (95th percentile) (phot.mag;em.IR.H)
Per  d Variability period (src.var)
HvarU mag [CDMPRU] Variability type (Note 21)   (meta.code;src.var)
Umag  mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 3.138 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 2.01 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 1.196 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag  mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag  mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag  mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag  mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag  mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag  mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS   2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2M   JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V 1.128 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.029 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I 1.17 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-0.835 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 0.13 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag-0.99 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-1.81 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag  mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag  mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag  mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 343.59 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 1.71 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD 89484   Henry Draper catalog identifier (meta.id)
CstLeo  Constellation membership (meta.code.member)
Atlas 708  Millennium Star Atlas page number (meta.bib.page)
Coords10200n1984  RA, DE in compact format; n = + ; s = - (meta.id)
Name41 Gamma-1 Leonis (Algieba)  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J10199+1951  Reference for Comp (main.dat) (meta.id)
rSpType1989ApJS...71..245K  Reference for SpType (main.dat) (Note 24)   (meta.ref;pos.frame)
r_RV582  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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