HD 155233 b
HD 155233 b is a confirmed exoplanet orbiting around the K Giant star HD 155233 every 885 days some 244.94 light-years away. It has a mass of 636 Earth masses or 2 Jupiter masses and is likely a gas giant similar of that to Jupiter just double the mass. It was discovered by Wittenmyer et al. on October 22nd 2015.[2][3]
| Discovery | |
|---|---|
| Discovered by | Wittenmyer et al. |
| Discovery date | October 19, 2015 |
| Radial velocity | |
| Orbital characteristics | |
| 2.07 ± 0.10 AU (310,000,000 ± 15,000,000 km)[1] | |
| Eccentricity | 0.030±0.200[1] |
| 885±63[1] d | |
| Star | HD 155233 |
| Physical characteristics | |
| Mass | 636±159[1] M⊕ |
References
- "HD 155233 b CONFIRMED PLANET OVERVIEW PAGE". NASA. Retrieved 2015-10-22.
- NASA Exoplanet Archive. News ticker slide one.
- "HD 155233". Universe Guide. Retrieved 2019-12-26.
2015 in space | ||||||
|---|---|---|---|---|---|---|
| ||||||
Space probe launches  |
|    | ||||
| Impact events | ||||||
| Selected NEOs | ||||||
| Exoplanets |
| |||||
| Discoveries |
| |||||
| Comets | ||||||
| Space exploration | ||||||
| ||||||
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.