VizieR

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VizieR

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J/ApJ/833/119/distallw Distances of Gaia DR1 TGAS sources (Astraatmadja+, 2016)
Distances and uncertainties of all TGAS sources, systematics uncertainties of 0.3mas included (tgasdistallwithsysv01.csv) (2057050 rows)
  recno=31347
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200005 18 21.066943673 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2015. (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+36 37 55.31067683 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2015. (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)
_RAB195005 14 58.588693106 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2015. (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+36 34 47.02407002 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2015. (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)
_Glon170.428145779701 deg Galactic longitude at Epoch=J2015. (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 -0.578788170925 deg Galactic latitude at Epoch=J2015. (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)
31347recno 31347  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 24744   Hipparcos identifier (meta.id)
Tycho2   Tycho 2 identifier (meta.id)
Source 187043317482036224  Gaia (I/337) source ID (meta.id;meta.main)
GLON170.4281457797 deg (i) Galactic longitude at epoch J2015.0 (pos.galactic.lon)
GLAT -0.5787881709 deg (i) Galactic latitude at epoch J2015.0 (pos.galactic.lat)
varpi1.240874 mas Absolute barycentric stellar parallax of the source at epoch 2015.0 (pos.parallax)
e_varpi0.403300 mas Standard error of parallax (stat.error)
<Gmag> 7.968 mag G-band mean magnitude (phot.mag;em.opt.B;stat.mean)
rMoExp1 621.296848 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (pos.distance;pos.heliocentric)
r5Exp1 486.129185 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r50Exp1 663.311257 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r95Exp1 963.177829 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
sigmaRExp1 144.999588 pc Distance standard error, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
rMoExp2 962.068597 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (pos.distance;pos.heliocentric)
r5Exp2 716.109441 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r50Exp2 1576.430403 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r95Exp2 5212.923075 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
sigmaRExp2 1366.812655 pc Distance standard error, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
rMoMW 802.370901 pc Mode distance of the posterior, using Milky Way Prior (pos.distance;pos.heliocentric)
r5MW 603.725015 pc 5th percentile of the posterior, using Milky Way Prior (stat.error)
r50MW 1030.952111 pc 50th percentile (i.e. the median) of the posterior, using Milky Way Prior (stat.error)
r95MW 2441.984382 pc 95th percentile of the posterior, using Milky Way Prior (stat.error)
sigmaRMW 558.741449 pc Distance standard error, using Milky Way Prior (stat.error)

_RA.icrs 79.5877789320 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+36.6320307436 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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