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=615316
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200018 30 18.888045817 "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+39 28 17.90984082 "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)
_RAB195018 28 39.608427957 "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+39 26 09.31340558 "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)
_Glon 67.688233260319 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 20.676911164766 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)
615316recno 615316  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP    Hipparcos identifier (meta.id)
Tycho23109-2219-1  Tycho 2 identifier (meta.id)
Source2108717444985001728  Gaia (I/337) source ID (meta.id;meta.main)
GLON 67.6882332603 deg (i) Galactic longitude at epoch J2015.0 (pos.galactic.lon)
GLAT 20.6769111648 deg (i) Galactic latitude at epoch J2015.0 (pos.galactic.lat)
varpi1.955056 mas Absolute barycentric stellar parallax of the source at epoch 2015.0 (pos.parallax)
e_varpi0.485991 mas Standard error of parallax (stat.error)
<Gmag>12.174 mag G-band mean magnitude (phot.mag;em.opt.B;stat.mean)
rMoExp1 457.091074 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (pos.distance;pos.heliocentric)
r5Exp1 361.711625 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r50Exp1 489.783064 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r95Exp1 717.564615 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
sigmaRExp1 108.162003 pc Distance standard error, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
rMoExp2 574.218597 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (pos.distance;pos.heliocentric)
r5Exp2 443.635723 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r50Exp2 769.014186 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r95Exp2 2795.700634 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
sigmaRExp2 714.913347 pc Distance standard error, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
rMoMW 515.244275 pc Mode distance of the posterior, using Milky Way Prior (pos.distance;pos.heliocentric)
r5MW 399.640770 pc 5th percentile of the posterior, using Milky Way Prior (stat.error)
r50MW 597.304045 pc 50th percentile (i.e. the median) of the posterior, using Milky Way Prior (stat.error)
r95MW 1161.101146 pc 95th percentile of the posterior, using Milky Way Prior (stat.error)
sigmaRMW 231.446923 pc Distance standard error, using Milky Way Prior (stat.error)

_RA.icrs277.5787001909 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+39.4716416224 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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