| HD 101930 b | |
| Discoverer: | Lovis, Mayor, Pepe et al. |
| Discovery Site: | La Silla Observatory |
| Discovered: | 14 February 2005 |
| Discovery Method: | Doppler spectroscopy (HARPS) |
| Apsis: | astron |
| Aphelion: | 0.335AU |
| Perihelion: | 0.077AU |
| Semimajor: | 0.302AU |
| Eccentricity: | 0.11 ± 0.02 |
| Period: | 70.46 ± 0.18 d 0.1929 y |
| Avg Speed: | 46.8 |
| Time Periastron: | 2,453,145.0 ± 2.0 |
| Arg Peri: | 251 ± 11 |
| Semi-Amplitude: | 18.1 ± 0.4 |
| Mass: | >0.30 (>95) |
HD 101930 b is an extrasolar planet orbiting the star HD 101930. It has a minimum mass a third of Jupiter's, nearly the same as Saturn's so it is thought to be a gas giant. It orbits the star closer than Mercury, and the orbit is slightly eccentric.