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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=80711
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ColumnValue  Explain   (UCD)
_RAJ200016 32 08.1998279 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-21 27 59.012023 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 29 10.1067234 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-21 21 39.824253 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon356.2993317943 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+17.8258565700 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
80711recno 80711  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 80975  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp   Component(s) (Note 1)   (meta.code.multip)
ClassesV*,a2*,IR,X,*,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000248.03411079 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.19 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000-21.46647793 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.13 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 19.34 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.21 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 21.12 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.24 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE 35.26 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.18 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)
GLon356.29933460 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 17.82585662 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 51.70 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 1.1 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 40.60 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat 6.40 mas/yr Proper motion in GLat (pos.pm)
X 49.1 pc Heliocentric distance towards Gal. center (pos.distance)
Y -3.2 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 15.8 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7351 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 10.1 km/s Transverse velocity (phys.veloc)
SpTypeA2VpSrCrEu Ksn  Spectral type (MK, HD, or other) (src.spType)
Tc 32   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc5   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV 2.50 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.70 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 2.5 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V 9.8 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W 2.3 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 10.4 km/s Total heliocentric velocity (phys.veloc)
Dmin 50.18 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin-1173 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.2545   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 20.0 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 9740 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 9419 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 2479 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 9109 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7261 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 12219 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 4.486 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 4.48 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 4.50 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 4.580 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 4.45 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 4.337 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 3.922 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.188 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 3.849 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 4.137 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.015 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS16320818-2127590  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MCCE  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V 0.130 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 0.12 mag Color index in Cousins' system (phot.color;em.opt.V;em.opt.I)
e_V-I 0.02 mag Standard error on V-I (stat.error;phot.color;em.opt.V)
HpMag 0.918 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 1.01 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 0.88 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 0.77 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 0.35 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 0.28 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 0.57 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 37.27 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 4.39 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD148898   Henry Draper catalog identifier (meta.id)
CstOph  Constellation membership (meta.code.member)
Atlas1397  Millennium Star Atlas page number (meta.bib.page)
Coords16321s2147  RA, DE in compact format; n = + ; s = - (meta.id)
Name9 Omega Ophiuchi (HR 6153)  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompID   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]   Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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