VizieR

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

VizieR

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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=305.00426136030 +16.69737973399, eq=ICRS, rs=2
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (305.00426136030+16.69737973399)[ICRS], at Epoch=J2015.5 (pos.angDistance)
_RAJ200020 20 01.0227264720 "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+16 41 50.567042364 "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 17 43.6182667187 "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+16 32 19.921392789 "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)
_Glon058.2833786488044 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-10.9716019221872 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)

id1808888187537610752  (i) Source identifier, identical to the Gaia-DR2 source_id (id) (meta.id;meta.main)
ra305.00426136030 deg (i) Barycentric right ascension (ICRS) at Ep=2015.5 (ra) (pos.eq.ra;meta.main)
dec+16.69737973399 deg (i) Barycentric declination (ICRS) at Ep=2015.5 (dec) (pos.eq.dec;meta.main)
r_est 1816.606761733439953 pc Estimated distance (r_est) (pos.distance;stat.mean)
r_lo 1072.248284765930066 pc Lower bound on the confidence interval of the estimated distance (r_lo) (pos.distance;stat.min)
r_hi 3657.142254623140161 pc Upper bound on the confidence interval of the estimated distance (r_hi) (pos.distance;stat.max)
r_len1214.59773309900 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)
_r1.370 arcsec Distance from center (305.00426136030+16.69737973399)[ICRS], at Epoch=J2015.5 (pos.angDistance)
_RAJ200020 20 01.0328201520 "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+16 41 49.204719204 "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 17 43.6279572549 "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+16 32 18.558476330 "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)
_Glon058.2830772602886 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-10.9718412590611 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)

id1808888187533499776  (i) Source identifier, identical to the Gaia-DR2 source_id (id) (meta.id;meta.main)
ra305.00430341730 deg (i) Barycentric right ascension (ICRS) at Ep=2015.5 (ra) (pos.eq.ra;meta.main)
dec+16.69700131089 deg (i) Barycentric declination (ICRS) at Ep=2015.5 (dec) (pos.eq.dec;meta.main)
r_est 2229.525263210419780 pc Estimated distance (r_est) (pos.distance;stat.mean)
r_lo 1897.659436424090018 pc Lower bound on the confidence interval of the estimated distance (r_lo) (pos.distance;stat.min)
r_hi 2692.903916460799792 pc Upper bound on the confidence interval of the estimated distance (r_hi) (pos.distance;stat.max)
r_len1214.57654614638 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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