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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=8481
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200001 49 35.1031660 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-10 41 11.087246 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195001 47 07.6619753 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-10 55 58.688921 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon165.4823871403 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat-68.6081419502 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
8481recno 8481  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 8497  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompA  Component(s) (Note 1)   (meta.code.multip)
Classes**,*,*i*,IR,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000027.39662951 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)
DEJ2000-10.68618052 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.17 mas Standard error on DE (stat.error;pos.eq.dec)
Plx 43.13 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.26 mas Standard error on Plx (stat.error;pos.parallax)
pmRA -148.10 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.70 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -95.70 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.70 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_pm2   [1/3] Reference for proper motion (Note 5)   (meta.ref;pos.frame)
GLon165.48239327 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat-68.60814228 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 23.18 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 0.6 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon -58.46 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -166.36 mas/yr Proper motion in GLat (pos.pm)
X -8.2 pc Heliocentric distance towards Gal. center (pos.distance)
Y 2.1 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z -21.6 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7408 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 19.4 km/s Transverse velocity (phys.veloc)
SpTypeF2III-IV  Spectral type (MK, HD, or other) (src.spType)
Tc 42   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc3   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -1.80 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.90 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H]-0.03 [Sun] Iron abundance (phys.abund.Fe)
e_[Fe/H] 0.04 [Sun] Standard error on [Fe/H] (Note 14)   (stat.error;phys.abund.Fe)
q_[Fe/H]A   [ABC] Quality flag on [Fe/H] (Note 15)   (meta.code.qual;phys.abund.Fe)
age 0.7 Gyr Age, in billions of years (time.age)
b_age 0.3 Gyr Lower confidence limit on age (time.age;stat.fit.param)
B_age 0.9 Gyr Upper confidence limit on age (time.age;stat.fit.param)
U 18.7 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V 1.8 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -5.0 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 19.5 km/s Total heliocentric velocity (phys.veloc)
Dmin 23.09 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 108 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.2338   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi 45.6 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 9119 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 8866 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 2132 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 8620 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin6987 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 11250 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 4.741 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 4.73 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 4.75 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 4.993 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 4.66 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag  mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 4.318 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag 3.656 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.202 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag 3.470 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.180 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 3.872 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.036 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS01493510-1041110  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 0.333 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 0.38 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 2.915 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 3.17 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 2.83 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 2.49 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 1.83 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 1.64 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 2.05 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 6.10 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin 4.65 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD 11171   Henry Draper catalog identifier (meta.id)
CstCet  Constellation membership (meta.code.member)
Atlas 313  Millennium Star Atlas page number (meta.bib.page)
Coords01496s1069  RA, DE in compact format; n = + ; s = - (meta.id)
Name53 chi Ceti  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J01495-1042  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]009,090  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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