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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=82276
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ColumnValue  Explain   (UCD)
_RAJ200016 52 20.1453131 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-38 01 03.125822 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 48 56.6204918 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-37 56 03.170558 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon346.1965641051 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+03.8619897234 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
82276recno 82276  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 82545  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp   Component(s) (Note 1)   (meta.code.multip)
Classes*  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000253.08397305 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.11 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000-38.01747827 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 6.88 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.12 mas Standard error on Plx (stat.error;pos.parallax)
pmRA -11.10 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.13 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -23.32 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.11 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_pm3   [1/3] Reference for proper motion (Note 5)   (meta.ref;pos.frame)
GLon346.19656651 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 3.86199004 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 145.30 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 1.7 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -25.08 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -6.17 mas/yr Proper motion in GLat (pos.pm)
X 140.8 pc Heliocentric distance towards Gal. center (pos.distance)
Y -34.6 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 9.8 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7259 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 17.8 km/s Transverse velocity (phys.veloc)
SpTypeB2 IV  Spectral type (MK, HD, or other) (src.spType)
Tc 22   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc4   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV 1.30 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.80 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 -2.6 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -17.2 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -4.2 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 17.8 km/s Total heliocentric velocity (phys.veloc)
Dmin 144.91 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin -581 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.0711   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 127.2 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 6983 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 6965 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 496 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 6948 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin6487 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 7479 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 3.483 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 3.48 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 3.50 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 2.520 mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 3.350 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 3.56 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 3.734 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 4.150 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.282 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 4.159 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.246 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 4.292 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.312 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS16522014-3801030  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-0.210 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.009 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I-0.21 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-2.328 mag Absolute Magnitude of Hpmag (Note 23)   (phot.mag;em.IR.H)
UMag-3.291 mag Absolute Magnitude in Johnson U (Note 23)   (phot.mag;em.opt.U)
BMag-2.46 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag-2.25 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-2.08 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag-1.66 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag-1.65 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag -1.52 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 3082.52 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 3.55 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD151985   Henry Draper catalog identifier (meta.id)
CstSco  Constellation membership (meta.code.member)
Atlas1440  Millennium Star Atlas page number (meta.bib.page)
Coords16523s3802  RA, DE in compact format; n = + ; s = - (meta.id)
NameMu-2 Scorpii (HR 6252)  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)
rSpType1982MSS...C03....0H  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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