| HD 171028 b | |
| Discoverer: | Santos et al. |
| Discovered: | July 13, 2007 |
| Apsis: | astron |
| Aphelion: | 2.08AU |
| Perihelion: | 0.5AU |
| Semimajor: | 1.29AU |
| Eccentricity: | 0.61 |
| Period: | 538±2 d 1.47 y |
| Avg Speed: | 26.2 |
| Time Periastron: | 2453648.92±1.89 |
| Arg Peri: | 305±1 |
| Semi-Amplitude: | ? |
| Mass: | >1.83 |
HD 171028 b is a >1.83 MJ exoplanet orbiting very eccentrically around HD 171028. The period is 1.47 years and semi-major axis of 1.29 AU. The Geneva Extrasolar Planet Search team announced the discovery of planet on July 13, 2007.