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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=79562
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ColumnValue  Explain   (UCD)
_RAJ200016 17 30.2898074 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+75 45 19.173962 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 18 56.3182509 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+75 52 16.748627 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon109.2753982741 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+35.3270241491 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
79562recno 79562  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 79822  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompA  Component(s) (Note 1)   (meta.code.multip)
Classes**,*,PM*,IR,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000244.37708764 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+75.75470388 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.17 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 33.63 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.17 mas Standard error on Plx (stat.error;pos.parallax)
pmRA -89.10 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.60 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE 256.00 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.60 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)
GLon109.27540019 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 35.32702272 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 29.73 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 0.5 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 264.97 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -57.14 mas/yr Proper motion in GLat (pos.pm)
X -8.0 pc Heliocentric distance towards Gal. center (pos.distance)
Y 22.9 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 17.2 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7408 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 38.2 km/s Transverse velocity (phys.veloc)
SpTypeF2V  Spectral type (MK, HD, or other) (src.spType)
Tc 42   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc5   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -11.00 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.90 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H]-0.04 [Sun] Iron abundance (phys.abund.Fe)
e_[Fe/H] 0.08 [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 1.7 Gyr Age, in billions of years (time.age)
b_age 1.6 Gyr Lower confidence limit on age (time.age;stat.fit.param)
B_age 1.8 Gyr Upper confidence limit on age (time.age;stat.fit.param)
U -33.8 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -16.4 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -12.9 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 39.8 km/s Total heliocentric velocity (phys.veloc)
Dmin 28.57 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 202 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.0983   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi -99.3 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 7361 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 7326 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 723 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 7290 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin6638 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 8085 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 5.041 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 5.03 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 5.05 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 5.343 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 4.95 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag 4.70 mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 4.600 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 4.373 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.256 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 4.279 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.248 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 4.198 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.378 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS16173035+7545190  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 0.393 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 0.46 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 2.675 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 2.98 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 2.58 mag Absolute Magnitude in Johnson V (Note 23)   (phys.magAbs;em.opt.V)
RMag 2.33 mag Absolute Magnitude in R (Note 23)   (phys.magAbs;em.opt.R)
IMag 2.23 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 2.01 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 1.91 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 1.83 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 7.76 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 4.86 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD148048   Henry Draper catalog identifier (meta.id)
CstUMi  Constellation membership (meta.code.member)
Atlas1046  Millennium Star Atlas page number (meta.bib.page)
Coords16175n7575  RA, DE in compact format; n = + ; s = - (meta.id)
Name21 Eta Ursae Minoris (HR 6116)  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J16176+7545  Reference for Comp (main.dat) (meta.id)
rSpType1995ApJS...99..135A  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]001  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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