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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=44806
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ColumnValue  Explain   (UCD)
_RAJ200009 09 21.5354558 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+22 02 43.651848 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195009 06 29.2332027 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+22 14 56.083636 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon205.8604731396 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+39.6543061568 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
44806recno 44806  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 44946  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompAB  Component(s) (Note 1)   (meta.code.multip)
ClassesUV,**,SB*,*,IR  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000137.33972451 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.64 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+22.04544718 deg (i) 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 8.74 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.49 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 2.50 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.50 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE 4.80 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.50 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)
GLon205.86047433 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 39.65430687 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 113.99 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 5.6 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -3.82 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat 3.84 mas/yr Proper motion in GLat (pos.pm)
X -79.0 pc Heliocentric distance towards Gal. center (pos.distance)
Y -38.3 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 72.7 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7479 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 2.9 km/s Transverse velocity (phys.veloc)
SpTypeG8.5III Fe-0.5 CH-1  Spectral type (MK, HD, or other) (src.spType)
Tc 58   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc3   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -7.70 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.30 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 5.6 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V 5.0 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -3.3 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 8.2 km/s Total heliocentric velocity (phys.veloc)
Dmin  pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin  kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.2341   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 27.6 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 9555 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 9289 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 2236 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 9031 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7318 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 11791 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 5.318 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 5.31 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 5.33 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 6.130 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 5.16 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 4.356 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 3.553 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.266 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 3.137 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.230 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 2.940 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.290 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS09092153+2202437  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 0.970 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.005 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I 0.90 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 0.034 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 0.85 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag-0.12 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-0.93 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag-1.73 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag-2.15 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag -2.34 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 132.59 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin  mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD 78515   Henry Draper catalog identifier (meta.id)
CstCnc  Constellation membership (meta.code.member)
Atlas 687  Millennium Star Atlas page number (meta.bib.page)
Coords09094n2205  RA, DE in compact format; n = + ; s = - (meta.id)
Name77 Xi Cancri  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J09094+2203  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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