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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=116337
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ColumnValue  Explain   (UCD)
_RAJ200023 39 20.7972225 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+77 37 56.327722 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195023 37 16.5127236 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+77 21 11.738188 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon118.9922045611 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+15.3150876313 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
116337recno 116337  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP116727  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp*  Component(s) (Note 1)   (meta.code.multip)
Classes*,V*,IR,UV,SB*,SB*  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000354.83742562 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.36 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+77.63196666 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.33 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 70.91 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.40 mas Standard error on Plx (stat.error;pos.parallax)
pmRA -67.90 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 142.60 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)
GLon118.99220666 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 15.31508632 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 14.10 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 0.6 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -24.36 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat 156.05 mas/yr Proper motion in GLat (pos.pm)
X -6.6 pc Heliocentric distance towards Gal. center (pos.distance)
Y 11.9 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 3.7 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7407 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 10.6 km/s Transverse velocity (phys.veloc)
SpTypeK1III  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 -42.82 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] 0.15 [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]B   [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 22.8 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -37.7 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -1.2 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 44.1 km/s Total heliocentric velocity (phys.veloc)
Dmin 3.38 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 304 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.2571   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 143.1 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 6300 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 6088 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 1619 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 5883 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin4680 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 7919 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 3.377 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 3.37 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 3.39 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 4.241 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 3.21 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag 2.60 mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 2.100 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 1.661 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.348 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 1.190 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.176 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 1.038 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.206 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS23392083+7737563  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MDCC  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V 1.031 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.010 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I 0.99 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 2.630 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 3.49 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 2.46 mag Absolute Magnitude in Johnson V (Note 23)   (phys.magAbs;em.opt.V)
RMag 1.85 mag Absolute Magnitude in R (Note 23)   (phys.magAbs;em.opt.R)
IMag 1.35 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 0.91 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 0.44 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 0.29 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 12.95 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 0.11 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD222404   Henry Draper catalog identifier (meta.id)
CstCep  Constellation membership (meta.code.member)
Atlas1039  Millennium Star Atlas page number (meta.bib.page)
Coords23393n7763  RA, DE in compact format; n = + ; s = - (meta.id)
Name35 Gamma Cephei (Alrai)  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDWDS J23393+7738  Reference for Comp (main.dat) (meta.id)
rSpType2003AJ....126.2048G  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]003,017,022,026,039,041,046,050,052,116,138,172  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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