Astronomy:CoRoT-20c
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Short description: Exoplanet
| Discovery | |
|---|---|
| Discovered by | HARPS |
| Radial velocity | |
| Orbital characteristics | |
| 2.9 AU (430,000,000 km)[1] | |
| Eccentricity | 0.6 |
| Orbital period | 1675 d |
| Star | CoRoT-20 (ru) |
| Physical characteristics | |
| Mass | above 17 |♃|J}}}}}} |
CoRoT-20c is a brown dwarf-massed substellar companion found by the HARPS radial-velocity search terrestrial telescope.
Host star
CoRoT-20c orbits CoRoT-20, a G2V star in the constellation of Monoceros. It has Te = 5880K, M = 1.14M☉, R = 0.92R☉, and above-solar metallicity.
Characteristics
It is a young planet, with an estimated age between 0.06 and 0.14 Gyr.[2]
See also
References
- ↑ "Notes on CoRoT-20 c". Extrasolar Planets Encyclopaedia. https://exoplanet.eu/catalog/corot_20_c--6782/.
- ↑ Rey, J.; Bouchy, F.; Stalport, M.; Deleuil, M.; Hébrard, G.; Almenara, J. M.; Alonso, R.; Barros, S. C. C. et al. (2018). "A 4.6-year period brown-dwarf companion interacting with the hot-Jupiter CoRoT-20 b". Astronomy & Astrophysics A115: 619. doi:10.1051/0004-6361/201833180.
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