VizieR

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VizieR

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J/ApJ/833/119/distall Distances of Gaia DR1 TGAS sources (Astraatmadja+, 2016)
Distances and uncertainties of all TGAS sources, no systematics uncertainties included (tgasdistall_v01) (2057050 rows)
  recno=1128930
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200018 41 13.160789949 "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)
_DEJ2000-01 58 05.60634965 "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 38 37.079915437 "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)
_DEB1950-02 00 59.27163662 "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 30.014664134452 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 1.374338906060 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)
1128930recno 1128930  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP    Hipparcos identifier (meta.id)
Tycho25117-227-1  Tycho 2 identifier (meta.id)
Source4259739183968751232  Gaia (I/337) source ID (meta.id;meta.main)
GLON 30.0146641345 deg (i) Galactic longitude at epoch J2015.0 (pos.galactic.lon)
GLAT 1.3743389061 deg (i) Galactic latitude at epoch J2015.0 (pos.galactic.lat)
varpi2.724573 mas Absolute barycentric stellar parallax of the source at epoch 2015.0 (pos.parallax)
e_varpi0.506366 mas Standard error of parallax (stat.error)
<Gmag>10.558 mag G-band mean magnitude (phot.mag;em.opt.B;stat.mean)
rMoExp1 352.874607 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (pos.distance;pos.heliocentric)
r5Exp1 287.172570 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r50Exp1 373.054789 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r95Exp1 521.798029 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
sigmaRExp1 71.314729 pc Distance standard error, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
rMoExp2 391.721029 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (pos.distance;pos.heliocentric)
r5Exp2 312.656444 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r50Exp2 435.063546 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r95Exp2 746.437693 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
sigmaRExp2 131.848404 pc Distance standard error, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
rMoMW 378.625721 pc Mode distance of the posterior, using Milky Way Prior (pos.distance;pos.heliocentric)
r5MW 304.049995 pc 5th percentile of the posterior, using Milky Way Prior (stat.error)
r50MW 413.271689 pc 50th percentile (i.e. the median) of the posterior, using Milky Way Prior (stat.error)
r95MW 657.425718 pc 95th percentile of the posterior, using Milky Way Prior (stat.error)
sigmaRMW 107.409034 pc Distance standard error, using Milky Way Prior (stat.error)

_RA.icrs280.3048366248 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs -1.9682239860 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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