VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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V/117A/newcat Geneva-Copenhagen Survey of Solar neighbourhood (Holmberg+, 2007)
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Main catalogue recalibrated data (2007) (16682 rows) 		  recno=7603
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ColumnValue  Explain   (UCD)
_RAJ200011 18 10.900 "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+31 31 44.00 "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)
_RAB195011 15 29.429 "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+31 48 08.12 "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)
_Glon195.107995 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+69.246123 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)
7603recno 7603  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
HIP    Hipparcos number if available (meta.id;meta.main)
NameHD 98230/1  (i) Object name (HD,BD,CD or CP) (Note 1)   (meta.id;meta.main)
Comp   Components included in photometry (Note 2)   (meta.code.multip)
RAJ200011 18 10.9 "h:m:s" (i) Right ascension (ICRF) (pos.eq.ra;meta.main)
DEJ2000+31 31 44 "d:m:s" (i) Declination (ICRF) (pos.eq.dec;meta.main)
logTe 3.769 [K] Effective temperature (phys.temperature.effective)
[Fe/H]-0.30 [Sun] Metallicity (phys.abund.Z)
Dist 6 pc Distance (pos.distance;pos.heliocentric)
VMAG 4.84 mag Absolute magnitude (phys.magAbs)
Age 0.7 Gyr Age, in Gigayears (time.age)
clAge  Gyr Lower confidence limit on Age (time.age;stat.fit.param)
chAge 8.1 Gyr Upper confidence limit on Age (time.age;stat.fit.param)
UVel 1 km/s Heliocentric space velocity component U (Note 3)   (pos.cartesian.x)
VVel -18 km/s Heliocentric space velocity component V (Note 3)   (pos.cartesian.y)
WVel -21 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 3.786 mag Johnson V magnitude (phot.mag;em.opt.V)
b-y 0.377 mag Stromgren b-y colour (phot.color;em.opt.B;em.opt.V)
Hbeta 2.593 mag Stromgren Hbeta index (spect.index;em.line.Hbeta)
E(b-y)-0.002 mag Colour excess (Note 5)   (phot.color.excess)
dVMag 0.57 mag Magnitude difference to ZAMS (phot.mag;arith.diff)
frF  Source for the distance (Note 8)   (meta.ref;pos.frame)
fg   Flag for suspected giants (Note 9)   (meta.code)
mass 0.96 solMass Mass, in solar masses (phys.mass)
clmass 0.88 solMass Lower confidence limit on mass (phys.mass)
chmass 1.02 solMass Upper confidence limit on mass (phys.mass)
RVel -18.2 km/s Mean radial velocity (Note 10)   (spect.dopplerVeloc;stat.mean)
meRVel 2.7 km/s Mean error of radial velocity (stat.error;spect.dopplerVeloc)
e_RVel 3.8 km/s Standard deviation of RVel measurements (stat.error;spect.dopplerVeloc)
o_RVel 2   Number of RVel measurements (meta.number)
dT 370 d Time-span of RVel measurements (time.interval)
P(chi2) 0.000   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 4 km/s Rotational velocity (phys.veloc.rotat)
pmRA -454 mas/a Proper motion in right ascension (Note 4)   (pos.pm;pos.eq.ra)
pmDE -591 mas/a Proper motion in declination (Note 4)   (pos.pm;pos.eq.dec)
e_pm 6 mas/a Standard error of total proper motion (Note 4)   (stat.error)
plx  mas Hipparcos parallax (pos.parallax.trig)
e_plx  mas Standard error of parallax (stat.error;pos.parallax)
Rgal 8.002 kpc Galactic radial position (Note 13)   (pos.distance;pos.galactocentric)
zgal 0.007 kpc Galactic vertical position (Note 13)   (pos.distance;pos.cartesian.z)
Rmin 6.98 kpc Perigalactic distance (src.orbital)
Rmax 8.06 kpc Apogalactic distance (src.orbital)
ecc 0.07   Eccentricity of galactic orbit (src.orbital.eccentricity;pos.galactic)
zmax 0.22 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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