VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

start AladinLite
I/347/gaia2dis Distances to 1.33 billion stars in Gaia DR2 (Bailer-Jones+, 2018)
Estimating distances from parallaxes (1331909727 sources) (original column names in green) (1331909727 rows)
  -c=302.05269855840 +20.54550126980, eq=ICRS, rs=2
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (302.05269855840+20.54550126980)[ICRS], at Epoch=J2015.5 (pos.angDistance)
_RAJ200020 08 12.6476540160 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2015.5 (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+20 32 43.804571280 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2015.5 (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)
_RAB195020 06 00.0551367649 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2015.5 (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+20 23 56.178113101 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2015.5 (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)
_Glon060.0407586371197 deg Galactic longitude at Epoch=J2015.5 (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-06.5430353581819 deg Galactic latitude at Epoch=J2015.5 (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)

id1823573367913853184  (i) Source identifier, identical to the Gaia-DR2 source_id (id) (meta.id;meta.main)
ra302.05269855840 deg (i) Barycentric right ascension (ICRS) at Ep=2015.5 (ra) (pos.eq.ra;meta.main)
dec+20.54550126980 deg (i) Barycentric declination (ICRS) at Ep=2015.5 (dec) (pos.eq.dec;meta.main)
r_est 3510.001306318029947 pc Estimated distance (r_est) (pos.distance;stat.mean)
r_lo 1970.833627330830041 pc Lower bound on the confidence interval of the estimated distance (r_lo) (pos.distance;stat.min)
r_hi 6168.131957831629734 pc Upper bound on the confidence interval of the estimated distance (r_hi) (pos.distance;stat.max)
r_len1455.46358892688 pc Length scale used in the prior for the distance estimation (r_len) (stat.value)
result_flag1   [0-2] Result flag (result_flag) (Note 1)   (meta.code)
modality_flag1   [1/2] Number of modes in the posterior (modality_flag) (meta.code)
ColumnValue  Explain   (UCD)
_r1.504 arcsec Distance from center (302.05269855840+20.54550126980)[ICRS], at Epoch=J2015.5 (pos.angDistance)
_RAJ200020 08 12.7525633272 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2015.5 (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+20 32 44.106070524 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2015.5 (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)
_RAB195020 06 00.1600394944 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2015.5 (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+20 23 56.473115141 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2015.5 (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)
_Glon060.0410496104320 deg Galactic longitude at Epoch=J2015.5 (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-06.5433370027444 deg Galactic latitude at Epoch=J2015.5 (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)

id1823573367933577728  (i) Source identifier, identical to the Gaia-DR2 source_id (id) (meta.id;meta.main)
ra302.05313568053 deg (i) Barycentric right ascension (ICRS) at Ep=2015.5 (ra) (pos.eq.ra;meta.main)
dec+20.54558501959 deg (i) Barycentric declination (ICRS) at Ep=2015.5 (dec) (pos.eq.dec;meta.main)
r_est 1903.447135798530098 pc Estimated distance (r_est) (pos.distance;stat.mean)
r_lo 1785.541782370310102 pc Lower bound on the confidence interval of the estimated distance (r_lo) (pos.distance;stat.min)
r_hi 2037.644125848599970 pc Upper bound on the confidence interval of the estimated distance (r_hi) (pos.distance;stat.max)
r_len1455.45169371023 pc Length scale used in the prior for the distance estimation (r_len) (stat.value)
result_flag1   [0-2] Result flag (result_flag) (Note 1)   (meta.code)
modality_flag1   [1/2] Number of modes in the posterior (modality_flag) (meta.code)
  
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Rules of usage of VizieR data

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