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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=57360
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ColumnValue  Explain   (UCD)
_RAJ200011 47 44.3962567 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+00 48 16.425259 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195011 45 08.5587944 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+01 05 57.849139 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon270.1416989367 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+59.5610114206 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
57360recno 57360  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 57548  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
Comp   Component(s) (Note 1)   (meta.code.multip)
ClassesPM*,V*,Fl*,IR,X,*  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000176.93351314 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 2.15 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+00.80752610 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 1.63 mas Standard error on DE (stat.error;pos.eq.dec)
Plx298.04 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 2.30 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 605.26 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 2.32 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE-1219.28 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 1.97 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)
GLon270.14170134 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 59.56101295 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 3.36 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 0.8 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 1118.03 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -776.52 mas/yr Proper motion in GLat (pos.pm)
X 0.0 pc Heliocentric distance towards Gal. center (pos.distance)
Y -1.7 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 2.9 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7400 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 21.6 km/s Transverse velocity (phys.veloc)
SpTypeM4.0V  Spectral type (MK, HD, or other) (src.spType)
Tc 74   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc5   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -31.09 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.10 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 17.8 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V 5.1 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -33.1 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 37.9 km/s Total heliocentric velocity (phys.veloc)
Dmin 1.92 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 71 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.2694   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 38.0 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 9672 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 9314 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 2606 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 8970 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7066 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 12278 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)

Hpmag11.069 mag Median magnitude in Hipparcos system (phot.mag;em.opt.V)
e_Hpmag 0.005 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)
Hpmax10.99 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin11.12 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)
Umag13.820 mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag12.866 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag11.12 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag11.60 mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 8.150 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 6.505 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.023 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 5.945 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.024 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 5.654 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.024 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS11474440+0048164  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MAAA  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V 1.746 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.020 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I 2.97 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)
HpMag13.441 mag Absolute Magnitude of Hpmag (Note 23)   (phot.mag;em.IR.H)
UMag16.192 mag Absolute Magnitude in Johnson U (Note 23)   (phot.mag;em.opt.U)
BMag15.24 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag13.49 mag Absolute Magnitude in Johnson V (Note 23)   (phys.magAbs;em.opt.V)
RMag13.97 mag Absolute Magnitude in R (Note 23)   (phys.magAbs;em.opt.R)
IMag10.52 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 8.88 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 8.32 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 8.03 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum  Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 9.91 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD    Henry Draper catalog identifier (meta.id)
CstVir  Constellation membership (meta.code.member)
Atlas 775  Millennium Star Atlas page number (meta.bib.page)
Coords11477n0081  RA, DE in compact format; n = + ; s = - (meta.id)
NameGliese 447 (Ross 128)  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)
rSpType2002AJ....123.2002H  Reference for SpType (main.dat) (Note 24)   (meta.ref;pos.frame)
r_RV604  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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