HD 149143 b
| Discovery | |
|---|---|
| Discovered by | Fischer et al. |
| Discovery site | Haute-Provence Observatory |
| Discovery date | 22 August 2005 |
| Doppler Spectroscopy | |
| Orbital characteristics | |
| 0.053±0.0029 AU | |
| Eccentricity | 0.0167±0.004 |
| 4.07182±0.00001 d | |
| 2463199.12±0.2 | |
| 217±17 | |
| Semi-amplitude | 150.3±0.65 |
| Star | Rosalíadecastro (HD 149143) |
HD 149143 b, formally named Riosar, is an extrasolar planet that has a minimum mass of 1.33 Jupiter masses. As is typical for a lot of hot Jupiters, its orbital eccentricity is low.