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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=62742
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ColumnValue  Explain   (UCD)
_RAJ200012 54 01.7495920 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+55 57 35.362661 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195012 51 50.0781713 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+56 13 51.120500 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon122.1805988638 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+61.1646308488 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
62742recno 62742  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 62956  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompAB  Component(s) (Note 1)   (meta.code.multip)
Classes*,V*,a2*,IR,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr1   Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000193.50680405 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.16 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+55.95984299 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.15 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 39.51 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.20 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 111.91 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.23 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -8.24 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.19 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)
GLon122.18059961 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 61.16462958 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 25.31 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 0.5 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -112.06 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat 5.91 mas/yr Proper motion in GLat (pos.pm)
X -6.5 pc Heliocentric distance towards Gal. center (pos.distance)
Y 10.3 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 22.2 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7407 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 13.5 km/s Transverse velocity (phys.veloc)
SpTypeA1IV  Spectral type (MK, HD, or other) (src.spType)
Tc 31   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc4   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -12.70 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.20 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] 9.99 [Sun] Standard error on [Fe/H] (Note 14)   (stat.error;phys.abund.Fe)
q_[Fe/H]C   [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 15.0 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V 1.5 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -10.8 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 18.5 km/s Total heliocentric velocity (phys.veloc)
Dmin 18.41 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 918 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.2171   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 42.3 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 9020 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 8805 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 1958 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 8595 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7062 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 10978 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 1.754 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 1.74 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 1.77 mag Hpmag at minimum (95th percentile) (phot.mag;em.IR.H)
Per 5.08 d Variability period (src.var)
HvarP mag [CDMPRU] Variability type (Note 21)   (meta.code;src.var)
Umag  mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 1.738 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 1.76 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 1.804 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 1.713 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.246 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 1.698 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.186 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 1.625 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.266 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS12540170+5557349  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-0.022 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.003 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I-0.04 mag Color index in Cousins' system (phot.color;em.opt.V;em.opt.I)
e_V-I 0.03 mag Standard error on V-I (stat.error;phot.color;em.opt.V)
HpMag-0.262 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-0.28 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag-0.26 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-0.21 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag-0.30 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag-0.32 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag -0.39 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 136.57 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 1.07 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD112185   Henry Draper catalog identifier (meta.id)
CstUMa  Constellation membership (meta.code.member)
Atlas 573  Millennium Star Atlas page number (meta.bib.page)
Coords12540n5596  RA, DE in compact format; n = + ; s = - (meta.id)
Name77 Epsilon Ursae Majoris (Alioth)  Star name(s) (meta.id)
GrpNameUrsa Major  Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J12540+5558  Reference for Comp (main.dat) (meta.id)
rSpType2009A&A...501..297Z  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]473  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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