VizieR

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VizieR

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V/117A/newcat Geneva-Copenhagen Survey of Solar neighbourhood (Holmberg+, 2007)
Main catalogue recalibrated data (2007) (16682 rows)
  recno=16187
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ColumnValue  Explain   (UCD)
_RAJ200023 24 03.900 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-21 46 27.00 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195023 21 25.776 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-22 02 55.97 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon043.250683 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-69.439111 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
16187recno 16187  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP115522   Hipparcos number if available (meta.id;meta.main)
NameHD 220466  (i) Object name (HD,BD,CD or CP) (Note 1)   (meta.id;meta.main)
CompAB  Components included in photometry (Note 2)   (meta.code.multip)
RAJ200023 24 03.9 "h:m:s" (i) Right ascension (ICRF) (pos.eq.ra;meta.main)
DEJ2000-21 46 27 "d:m:s" (i) Declination (ICRF) (pos.eq.dec;meta.main)
logTe 3.810 [K] Effective temperature (phys.temperature.effective)
[Fe/H]-0.18 [Sun] Metallicity (phys.abund.Z)
Dist 62 pc Distance (pos.distance;pos.heliocentric)
VMAG 2.50 mag Absolute magnitude (phys.magAbs)
Age 2.0 Gyr Age, in Gigayears (time.age)
clAge 1.9 Gyr Lower confidence limit on Age (time.age;stat.fit.param)
chAge 2.1 Gyr Upper confidence limit on Age (time.age;stat.fit.param)
UVel 33 km/s Heliocentric space velocity component U (Note 3)   (pos.cartesian.x)
VVel -8 km/s Heliocentric space velocity component V (Note 3)   (pos.cartesian.y)
WVel -18 km/s Heliocentric space velocity component W (Note 3)   (pos.cartesian.z)
fb*  Flag for binaries of all types (Note 3)   (meta.code.multip)
fs   Flag for cool dwarfs south of -26deg (meta.code)
Vmag 6.477 mag Johnson V magnitude (phot.mag;em.opt.V)
b-y 0.290 mag Stromgren b-y colour (phot.color;em.opt.B;em.opt.V)
Hbeta 2.652 mag Stromgren Hbeta index (spect.index;em.line.Hbeta)
E(b-y)-0.003 mag Colour excess (Note 5)   (phot.color.excess)
dVMag 1.53 mag Magnitude difference to ZAMS (phot.mag;arith.diff)
frH  Source for the distance (Note 8)   (meta.ref;pos.frame)
fg   Flag for suspected giants (Note 9)   (meta.code)
mass 1.47 solMass Mass, in solar masses (phys.mass)
clmass 1.41 solMass Lower confidence limit on mass (phys.mass)
chmass 1.52 solMass Upper confidence limit on mass (phys.mass)
RVel 23.8 km/s Mean radial velocity (Note 10)   (spect.dopplerVeloc;stat.mean)
meRVel 0.3 km/s Mean error of radial velocity (stat.error;spect.dopplerVeloc)
e_RVel 0.4 km/s Standard deviation of RVel measurements (stat.error;spect.dopplerVeloc)
o_RVel 2   Number of RVel measurements (meta.number)
dT 367 d Time-span of RVel measurements (time.interval)
P(chi2) 0.433   Probability of constant RVel (stat.probability)
fd   Flag for spectroscopic binaries (Note 10)   (meta.code.multip)

q   q indicates that an estimate of the mass ratio is given in table2 (meta.ref.url)

fvC  Source of RVel (Note 11)   (meta.ref;pos.frame)
vsini 16 km/s Rotational velocity (phys.veloc.rotat)
pmRA -67 mas/a Proper motion in right ascension (Note 4)   (pos.pm;pos.eq.ra)
pmDE -79 mas/a Proper motion in declination (Note 4)   (pos.pm;pos.eq.dec)
e_pm 1 mas/a Standard error of total proper motion (Note 4)   (stat.error)
plx 16.0 mas Hipparcos parallax (pos.parallax.trig)
e_plx 0.9 mas Standard error of parallax (stat.error;pos.parallax)
Rgal 7.984 kpc Galactic radial position (Note 13)   (pos.distance;pos.galactocentric)
zgal-0.059 kpc Galactic vertical position (Note 13)   (pos.distance;pos.cartesian.z)
Rmin 7.00 kpc Perigalactic distance (src.orbital)
Rmax 9.07 kpc Apogalactic distance (src.orbital)
ecc 0.13   Eccentricity of galactic orbit (src.orbital.eccentricity;pos.galactic)
zmax 0.20 kpc Maximum distance from galactic plane (src.orbital)
Notesa  General note (Note 14)   (meta.note)

Tycho-2Tycho-2  Tycho-2 data for this star (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object
  
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