Astronomy:TOI-813 b
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Short description: Gas giant exoplanet orbiting TOI-813
 An artistic impression of TOI-813 b | |
| Discovery | |
|---|---|
| Discovery date | 2019 |
| Transit | |
| Designations | |
| TIC 55525572, 2MASS J04504658-6054196, CD-61 970 | |
| Orbital characteristics | |
| 0.423 AU | |
| Eccentricity | 0.05 |
| Inclination | 89.64 |
| Star | TOI-813 |
| Physical characteristics | |
| Mass | 42 M⊕ |
TOI-813 b is a Saturn sized exoplanet orbiting the star TOI-813, a evolved and bright subgiant G-type star located 858 light years away from Earth. The exoplanet is a Neptune like gas giant type planet with 42 M⊕ and 6.7 R⊕.[1][2] In approximately 780 million years, the planet will be engulfed and destroyed by its parent star.[3]
TOI-813 b was discovered as part of the Planet Hunters project.[4]
Orbit
The planet orbits the star TOI-813 at 0.423 AU and an orbital eccentricity of 0.05. TOI-813 b has an orbital inclination of 89.64.[5]
References
- ↑ "TOI-813 | NASA Exoplanet Archive". https://exoplanetarchive.ipac.caltech.edu/overview/TOI-813.
- ↑ "Exoplanet-catalog" (in en). https://exoplanets.nasa.gov/exoplanet-catalog/7557/toi-813-b/.
- ↑ Anderson, Natali (2019-12-09). "TOI 813b: Saturn-Sized Exoplanet Found Orbiting Subgiant Star | Astronomy | Sci-News.com" (in en-US). https://www.sci.news/astronomy/toi-813b-saturn-sized-exoplanet-found-subgiant-star-07885.html.
- ↑ Eisner, N. L. et al. (May 2020). "Planet Hunters TESS I: TOI 813, a subgiant hosting a transiting Saturn-sized planet on an 84-day orbit". Monthly Notices of the Royal Astronomical Society 494 (1): 750-763. doi:10.1093/mnras/staa138. Bibcode: 2020MNRAS.494..750E.
- ↑ Martin, Pierre-Yves (2020). "Planet TOI-813 b" (in en). Extrasolar Planets Encyclopaedia. https://exoplanet.eu/catalog/toi_813_b--7187/.
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