14 Herculis c
Direct image of 14 Herculis c taken with the James Webb Space Telescope. Its host star is blocked by a coronagraph. | |
| Discovery | |
|---|---|
| Discovered by | Goździewski et al.; Rosenthal et al. |
| Discovery site | Observatoire de Haute-Provence, Keck & AFP |
| Discovery date | 17 November 2005 (candidate) 2 July 2021 (confirmed) |
| Doppler spectroscopy | |
| Designations | |
| HD 145675 c | |
| Orbital characteristics | |
| 20.0+12.0 −4.9 AU 28.1+6.4 −6.8 AU | |
| Eccentricity | 0.64+0.06 −0.10 |
| 52,160±1,030 days (142.8±2.8 years) | |
| Inclination | 111.9°+5.4° −5.5° |
| 205.1°+7.448° −10.31° | |
| 2,451,779±33 JD | |
| 172.5°+4.011° −4.584° | |
| Semi-amplitude | 50.8±0.4 m/s |
| Star | 14 Herculis |
| Physical characteristics | |
| 1.03±0.01 RJ | |
| Mass | 7.9+1.6 −1.2 MJ |
| 4.25±0.15 cgs | |
| Temperature | 275 K (2 °C; 35 °F) |
14 Herculis c or 14 Her c is the outermost of two known exoplanets orbiting the star 14 Herculis, approximately 58.4 light-years away in the constellation of Hercules. The planet has a mass that would make it a gas giant roughly the same size as Jupiter but much more massive.