HD 192310 b
HD 192310 b is an exoplanet orbiting the star HD 192310 (HR 7722). It orbits its parent star with a semimajor axis of 0.32 ± 0.005 AU, an eccentricity of 0.13 ± 0.04. and an orbital period of 74.72 days.
| Discovery | |
|---|---|
| Discovery site | La Silla Observatory |
| Radial velocity (HARPS) | |
| Orbital characteristics | |
| 0.32 | |
| Eccentricity | 0.13 |
| 74.7 d | |
| Star | HD 192310 |
| Physical characteristics | |
Mean radius | 0.381 RJ |
| Mass | 16.9 ME |
The Neptune-sized planet has at least 21 times the mass of Earth and 3 to 4 times its diameter.
HD 192310 b was discovered on 1 November 2010 and lies within the inner edge of the habitable zone of HD 192310.
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