| Period: | 14.3 days |
| Mean Radius: | 0.836 Jupiters |
| HD 221416 b | |
| Discovered: | 2019 |
| Discovery Method: | Transit |
| Extrasolarplanet: | Yes |
| Semimajor: | 0.1228 |
| Eccentricity: | 0.115 |
| Star: | HD 221416 |
| Mass: | 0.19 Jupiters |
HD 221416 b is a confirmed hot-Saturn-type exoplanet 312 light years away from earth and orbiting the late subgiant K-type star, HD 221416. It is part of a small but growing number of discovered exoplanets orbiting evolved stars.[1] [2] This planet was discovered in 2019 by using the primary transit method.[3]
The exoplanet orbits the star at a close distance of 0.1228 AU, an eccentricity of 0.115 and an inclination of 85.75°.[4]
The planet orbits HD 221416 at a distance of 0.1228 astronomical units with an orbital eccentricity of 0.115 and an orbital inclination of 85.75000. The planet orbits the star every 14.3 days (0.04 earth years).[5]