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TOI-813 b

From Wikipedia, the free encyclopedia
Gas giant exoplanet orbiting TOI-813
TOI-813 b
An artistic impression of TOI-813 b
Discovery
Discovery date2019
Transit
Designations
TIC 55525572 b, 2MASS J04504658-6054196 b, CD-61 970 b
Orbital characteristics
0.423 AU
Eccentricity0.05
Inclination89.64
StarTOI-813
Physical characteristics
Mass42ME

TOI-813 b is aSaturn sizedexoplanet orbiting thestarTOI-813, a evolved and brightsubgiantG-type star located 858 light years away fromEarth. Theexoplanet is aNeptune likegas giant typeplanet with 42ME and 6.7R🜨.[1][2] In approximately 780million years, theplanet will be engulfed and destroyed by its parentstar.[3]

TOI-813 b was discovered as part of thePlanet Hunters project.[4]

Orbit

[edit]

Theplanet orbits thestarTOI-813 at 0.423 AU and anorbital eccentricity of 0.05. TOI-813 b has anorbital inclination of 89.64.[5]

References

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  1. ^"TOI-813 | NASA Exoplanet Archive".exoplanetarchive.ipac.caltech.edu. Retrieved2023-11-01.
  2. ^"Exoplanet-catalog".Exoplanet Exploration: Planets Beyond our Solar System. Retrieved2023-11-01.
  3. ^Anderson, Natali (2019-12-09)."TOI 813b: Saturn-Sized Exoplanet Found Orbiting Subgiant Star | Astronomy | Sci-News.com".Sci.News: Breaking Science News. Retrieved2023-11-01.
  4. ^Eisner, N. L.; Barragán, O.; 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.arXiv:1909.09094.Bibcode:2020MNRAS.494..750E.doi:10.1093/mnras/staa138.
  5. ^Martin, Pierre-Yves (2020)."Planet TOI-813 b".Extrasolar Planets Encyclopaedia. Retrieved2023-11-01.
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