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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=42697
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ColumnValue  Explain   (UCD)
_RAJ200008 43 35.5375551 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-33 11 10.989690 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 41 34.9022946 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-33 00 18.579875 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon254.9931249156 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+05.7696011832 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
42697recno 42697  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 42828  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp   Component(s) (Note 1)   (meta.code.multip)
Classes*,V*,bC*,IR,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000130.89811459 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.08 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000-33.18641140 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 3.71 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.14 mas Standard error on Plx (stat.error;pos.parallax)
pmRA -14.27 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 10.44 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.10 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)
GLon254.99312719 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 5.76960267 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 269.08 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 3.8 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -17.00 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -4.86 mas/yr Proper motion in GLat (pos.pm)
X -69.3 pc Heliocentric distance towards Gal. center (pos.distance)
Y -258.6 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 27.1 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7474 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 22.6 km/s Transverse velocity (phys.veloc)
SpTypeB1.5 III  Spectral type (MK, HD, or other) (src.spType)
Tc 21   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc3   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV 15.30 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 2.70 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H]-0.13 [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]C   [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 -25.0 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -9.7 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -4.6 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 27.3 km/s Total heliocentric velocity (phys.veloc)
Dmin 222.68 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin-5420 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.0629   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi -16.9 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 7955 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 7939 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 500 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 7923 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7455 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 8455 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 3.619 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 3.61 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 3.63 mag Hpmag at minimum (95th percentile) (phot.mag;em.IR.H)
Per  d Variability period (src.var)
HvarM mag [CDMPRU] Variability type (Note 21)   (meta.code;src.var)
Umag 2.640 mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 3.500 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 3.68 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 3.827 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 4.185 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.258 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 4.227 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.194 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 4.247 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.057 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS08433553-3311108  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MDCE  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V-0.180 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-0.17 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-3.531 mag Absolute Magnitude of Hpmag (Note 23)   (phot.mag;em.IR.H)
UMag-4.509 mag Absolute Magnitude in Johnson U (Note 23)   (phot.mag;em.opt.U)
BMag-3.65 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag-3.47 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-3.32 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag-2.96 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag-2.92 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag -2.90 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 6959.36 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 3.27 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD 74575   Henry Draper catalog identifier (meta.id)
CstPyx  Constellation membership (meta.code.member)
Atlas 925  Millennium Star Atlas page number (meta.bib.page)
Coords08436s3319  RA, DE in compact format; n = + ; s = - (meta.id)
NameAlpha Pyxidis  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]203,309  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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