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=308.34721760394 +24.41698083616, eq=ICRS, rs=2
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (308.34721760394+24.41698083616)[ICRS], at Epoch=J2015.5 (pos.angDistance)
_RAJ200020 33 23.3322249456 "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+24 25 01.131010176 "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 31 13.3167251419 "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+24 14 43.244787408 "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)
_Glon066.5545961712931 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-09.2204051817441 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)

id1831489130077213824  (i) Source identifier, identical to the Gaia-DR2 source_id (id) (meta.id;meta.main)
ra308.34721760394 deg (i) Barycentric right ascension (ICRS) at Ep=2015.5 (ra) (pos.eq.ra;meta.main)
dec+24.41698083616 deg (i) Barycentric declination (ICRS) at Ep=2015.5 (dec) (pos.eq.dec;meta.main)
r_est 3166.204351199639859 pc Estimated distance (r_est) (pos.distance;stat.mean)
r_lo 1745.915657290659965 pc Lower bound on the confidence interval of the estimated distance (r_lo) (pos.distance;stat.min)
r_hi 5473.050468152950089 pc Upper bound on the confidence interval of the estimated distance (r_hi) (pos.distance;stat.max)
r_len1232.99884264160 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)
_r1.379 arcsec Distance from center (308.34721760394+24.41698083616)[ICRS], at Epoch=J2015.5 (pos.angDistance)
_RAJ200020 33 23.3165801160 "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+24 25 02.493166800 "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 31 13.3015195181 "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+24 14 44.607829651 "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)
_Glon066.5548732198629 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-09.2201370270708 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)

id1831489130077213696  (i) Source identifier, identical to the Gaia-DR2 source_id (id) (meta.id;meta.main)
ra308.34715241715 deg (i) Barycentric right ascension (ICRS) at Ep=2015.5 (ra) (pos.eq.ra;meta.main)
dec+24.41735921300 deg (i) Barycentric declination (ICRS) at Ep=2015.5 (dec) (pos.eq.dec;meta.main)
r_est 2939.756014728639911 pc Estimated distance (r_est) (pos.distance;stat.mean)
r_lo 1651.263727993529983 pc Lower bound on the confidence interval of the estimated distance (r_lo) (pos.distance;stat.min)
r_hi 5180.204805376830336 pc Upper bound on the confidence interval of the estimated distance (r_hi) (pos.distance;stat.max)
r_len1233.00381951765 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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