HD 222582 b
| Discovery | |
|---|---|
| Discovered by | California and Carnegie Planet Search |
| Discovery site | W. M. Keck Observatory |
| Discovery date | November 1, 1999 |
| Doppler spectroscopy | |
| Orbital characteristics | |
| 1.35 AU (202,000,000 km) | |
| Eccentricity | 0.76 |
| 572 d | |
| 2,450,174.8 | |
| 293 | |
| Semi-amplitude | 276.6 |
| Star | HD 222582 |
| Physical characteristics | |
| 1.12 RJ Estimate | |
| Mass | 8.37 MJ |
HD 222582 b is an extrasolar planet that is 8.37 times the mass of Jupiter orbiting the star HD 222582. The orbital period is 572 days and orbits at a semimajor axis of 1.35 AU in one of the most eccentric orbits of the known planets.