| 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=274.21641188305 -18.24920728215, eq=ICRS, rs=2 |
| Column | Value | Explain (UCD) | |
| _r | 0.000 | arcsec | Distance from center (274.21641188305-18.24920728215)[ICRS], at Epoch=J2015.5 (pos.angDistance) |
| _RAJ2000 | 18 16 51.9388519320 | "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 | -18 14 57.146215740 | "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) |
| _RAB1950 | 18 13 56.1574764166 | "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 | -18 16 04.435818874 | "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) |
| _Glon | 012.8220664311776 | 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 | -00.9037341001054 | 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) |
| id | 4094897725016415872 | (i) Source identifier, identical to the Gaia-DR2 source_id (id) (meta.id;meta.main) | |
| ra | 274.21641188305 | deg | (i) Barycentric right ascension (ICRS) at Ep=2015.5 (ra) (pos.eq.ra;meta.main) |
| dec | -18.24920728215 | deg | (i) Barycentric declination (ICRS) at Ep=2015.5 (dec) (pos.eq.dec;meta.main) |
| r_est | 2505.684903912600021 | pc | Estimated distance (r_est) (pos.distance;stat.mean) |
| r_lo | 2208.052827883900136 | pc | Lower bound on the confidence interval of the estimated distance (r_lo) (pos.distance;stat.min) |
| r_hi | 2892.102092743919911 | pc | Upper bound on the confidence interval of the estimated distance (r_hi) (pos.distance;stat.max) |
| r_len | 1520.83124833518 | pc | Length scale used in the prior for the distance estimation (r_len) (stat.value) |
| result_flag | 1 | [0-2] Result flag (result_flag) (Note 1) (meta.code) | |
| modality_flag | 1 | [1/2] Number of modes in the posterior (modality_flag) (meta.code) | |
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