TOI-4127 b is a confirmed gas giant type exoplanet orbiting the faint F-type main-sequence star TOI-4127, about 1,042 light years away from earth. The planet is known as a warm Jupiter, a type of gas giant exoplanet that is not a hot Jupiter but is also not a cold Jupiter.[1][2]

TOI-4127 b
Discovery
Discovered byTESS
Discovery date2023
Transit
Orbital characteristics
Eccentricity0.75
Inclination89.3
Physical characteristics
1.096 RJ
Mass2.3 MJ

Physical characteristics

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This planet has a mass of 2.3 MJ and a radius of 1.096 RJ.[3][2]

Orbital characteristics

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TOI-4127 b orbits TOI-4127 at a distance of 0.3081 astronomical units (AU) and an orbital eccentricity of 0.75. The planet takes 56.4 days to orbit its parent star. Its orbit lies at a orbital inclination of 89.3°.[3] The exoplanet orbits its parent star at a high eccentricity making it also a eccentric Jupiter.[4]

References

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  1. ^ Robert Lea (2023-04-12). "New 'warm Jupiter' exoplanet discovered by NASA's planet-hunting satellite". Space.com. Retrieved 2023-11-01.
  2. ^ a b "Exoplanet-catalog". Exoplanet Exploration: Planets Beyond our Solar System. Retrieved 2023-11-01.
  3. ^ a b Martin, Pierre-Yves (2023). "Planet TOI-4127 b". Extrasolar Planets Encyclopaedia. Retrieved 2023-11-01.
  4. ^ Gupta, Arvind F.; Jackson, Jonathan M.; Hebrard, Guillaume; Lin, Andrea S.; Stassun, Keivan G.; Dong, Jiayin; Villanueva, Steven; Dragomir, Diana; Mahadevan, Suvrath; Wright, Jason T.; Almenara, Jose Manuel; Blake, Cullen H.; Boisse, Isabelle; Cortes-Zuleta, Pia; Dalba, Paul A. (2023-06-01). "A High-Eccentricity Warm Jupiter Orbiting TOI-4127". The Astronomical Journal. 165 (6): 234. arXiv:2303.14570. doi:10.3847/1538-3881/accb9b. ISSN 0004-6256.