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=1577203
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200006 28 52.698864875 "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)
_DEJ2000-37 20 28.81596823 "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)
_RAB195006 27 09.509133194 "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)
_DEB1950-37 18 26.67120101 "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)
_Glon245.440351545448 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-20.250174177998 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)
1577203recno 1577203  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 30875   Hipparcos identifier (meta.id)
Tycho2   Tycho 2 identifier (meta.id)
Source5580329408579820416  Gaia (I/337) source ID (meta.id;meta.main)
GLON245.4403515454 deg (i) Galactic longitude at epoch J2015.0 (pos.galactic.lon)
GLAT-20.2501741780 deg (i) Galactic latitude at epoch J2015.0 (pos.galactic.lat)
varpi1.269670 mas Absolute barycentric stellar parallax of the source at epoch 2015.0 (pos.parallax)
e_varpi0.402374 mas Standard error of parallax (stat.error)
<Gmag> 6.932 mag G-band mean magnitude (phot.mag;em.opt.B;stat.mean)
rMoExp1 614.708174 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (pos.distance;pos.heliocentric)
r5Exp1 481.710533 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r50Exp1 656.087194 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r95Exp1 951.534240 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
sigmaRExp1 142.803558 pc Distance standard error, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
rMoExp2 932.864269 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (pos.distance;pos.heliocentric)
r5Exp2 697.464405 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r50Exp2 1501.320459 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r95Exp2 5030.644622 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
sigmaRExp2 1317.076054 pc Distance standard error, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
rMoMW 752.522225 pc Mode distance of the posterior, using Milky Way Prior (pos.distance;pos.heliocentric)
r5MW 567.800032 pc 5th percentile of the posterior, using Milky Way Prior (stat.error)
r50MW 900.541746 pc 50th percentile (i.e. the median) of the posterior, using Milky Way Prior (stat.error)
r95MW 1863.703997 pc 95th percentile of the posterior, using Milky Way Prior (stat.error)
sigmaRMW 393.891782 pc Distance standard error, using Milky Way Prior (stat.error)

_RA.icrs 97.2195786036 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-37.3413377690 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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