HD 159868 b is an extrasolar planet that orbits HD 159868. It is a jovian planet.[2] The orbit is nearly circular at the average distance of 2.25 AU.[1]
| Discovery | |
|---|---|
| Discovered by | O'Toole et al. |
| Discovery date | February 9, 2007 |
Detection method | radial velocity |
| Orbital characteristics | |
Semi-major axis | 2.25 ± 0.03 AU (336.6 ± 4.5 Gm)[1] |
| Eccentricity | 0.01±0.03 |
Orbital period (sidereal) | 1178.4±8.8 d |
Time of periastron | 2,453,435±56 JD |
Argument of periastron | 350°±171° |
| Semi-amplitude | 38.3±1.1 km/s |
| Physical characteristics | |
| Mass | ≥2.10±0.11 MJ |