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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=104838
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ColumnValue  Explain   (UCD)
_RAJ200021 18 34.7723273 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+62 35 08.068069 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 17 23.1805163 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+62 22 23.736397 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon100.9986252248 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+09.1721103177 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
104838recno 104838  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP105199  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompA  Component(s) (Note 1)   (meta.code.multip)
Classes**,*,PM*,V*,IR,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000319.64408995 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.09 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+62.58545515 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.09 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 66.50 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.11 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 150.55 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.09 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE 49.09 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.09 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)
GLon100.99862748 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 9.17210883 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 15.04 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 0.2 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 139.61 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -74.74 mas/yr Proper motion in GLat (pos.pm)
X -2.8 pc Heliocentric distance towards Gal. center (pos.distance)
Y 14.6 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 2.4 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7403 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 11.3 km/s Transverse velocity (phys.veloc)
SpTypeA8Vn  Spectral type (MK, HD, or other) (src.spType)
Tc 38   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc5   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -15.80 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 1.10 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 -7.0 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 -7.8 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 19.4 km/s Total heliocentric velocity (phys.veloc)
Dmin 8.74 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 616 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.0348   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 117.8 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 7292 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 7287 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 254 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 7283 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7038 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 7545 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 2.514 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 2.51 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 2.52 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 2.707 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 2.45 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag 2.30 mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 2.200 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 2.154 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.298 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 2.134 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 2.066 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.242 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS21183475+6235081  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 0.257 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 0.26 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 1.628 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 1.82 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 1.56 mag Absolute Magnitude in Johnson V (Note 23)   (phys.magAbs;em.opt.V)
RMag 1.41 mag Absolute Magnitude in R (Note 23)   (phys.magAbs;em.opt.R)
IMag 1.31 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 1.27 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 1.25 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 1.18 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 19.60 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 1.27 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD203280   Henry Draper catalog identifier (meta.id)
CstCep  Constellation membership (meta.code.member)
Atlas1073  Millennium Star Atlas page number (meta.bib.page)
Coords21186n6259  RA, DE in compact format; n = + ; s = - (meta.id)
Name5 Alpha Cephei (Alderamin)  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J21186+6236  Reference for Comp (main.dat) (meta.id)
rSpType2003AJ....126.2048G  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]   Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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