VizieR

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VizieR

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J/AJ/138/1681/WD20pc WD within 20pc of the Sun (Sion+, 2009)
Observational data (table 1), derived space motions (table 3), and cooling times of white dwarfs within 20pc (129 rows)
  recno=75
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ColumnValue  Explain   (UCD)
_RAJ200012 38 49.8200 "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)
_DEJ2000-49 48 00.200 "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)
_RAB195012 36 03.2594 "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)
_DEB1950-49 31 31.267 "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)
_Glon300.8444083 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+13.0205850 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)
75recno 75  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WD1236-495  WD designation (HHMM+DDd.N; B1950) (meta.id;meta.main)
SpTDA4.4  Spectral type (src.spType)
Dist13.71 pc Distance (Note 1)   (pos.distance;pos.heliocentric)
n_Dista   [psa] Method of distance determination (Note 3)   (meta.note)
pm 0.490 arcsec/yr Proper motion (Note 2)   (pos.pm)
pmPA255.7 deg Position angle of proper motion (pos.pm;pos.posAng)
Uvel 24.0 km/s U-component (Note 4)   (phys.veloc;pos.cartesian.x)
Vvel -17.0 km/s V-component (Note 4)   (phys.veloc;pos.cartesian.y)
Wvel -8.6 km/s W-component (Note 4)   (phys.veloc;pos.cartesian.z)
Tvel 30.7 km/s The total space velocity (phys.veloc)

SimbadNameWD 1236-495  Designation understandable by the Simbad data-base (meta.id)

Teff11748 K Effective temperature (phys.temperature.effective)
logg 8.802 [cm/s2] Surface gravity (phys.gravity)
Age 1.46e+09 yr Cooling age (time.age)

LS08LS08  Display the data from the local sample of WD from Holdberg et al., 2008, Cat. J/AJ/135/1225 (meta.ref.url)
_RA189.70758 deg (i) Positions from SIMBAD database (right ascension part) (pos.eq.ra;meta.main)
_DE-49.80006 deg (i) Positions from SIMBAD database (declination part) (pos.eq.dec;meta.main)
  
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