CoRoT-20c: Difference between revisions
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'''CoRoT-20c''' is |
'''CoRoT-20c''' is an [[Extrasolar planet|exoplanet]] found by the [[High Accuracy Radial Velocity Planet Searcher|HARPS]] radial-velocity search terrestrial telescope. |
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It is an [[brown dwarf]]-sized stellar companion orbiting a G2V star with T<sub>e</sub> = 5880K, M = 1.14[[Solar mass|M<sub>☉</sub>]], R = 0.92[[Solar radius|R<sub>☉</sub>]], and above-solar metallicity. It is a young planet, with an estimated age between 0.06 and 0.14 Gyr. |
It is an [[brown dwarf]]-sized stellar companion orbiting a G2V star with T<sub>e</sub> = 5880K, M = 1.14[[Solar mass|M<sub>☉</sub>]], R = 0.92[[Solar radius|R<sub>☉</sub>]], and above-solar metallicity. It is a young planet, with an estimated age between 0.06 and 0.14 Gyr.<ref>{{cite web |
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|url=https://arxiv.org/pdf/1807.01229.pdf |
|url=https://arxiv.org/pdf/1807.01229.pdf |
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|title=A 4.6-year period brown-dwarf companion interacting with the hot-Jupiter CoRoT-20 b |
|title=A 4.6-year period brown-dwarf companion interacting with the hot-Jupiter CoRoT-20 b |
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|accessdate=February 25, 2019}}</ref> |
|accessdate=February 25, 2019}}</ref> |
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==See also== |
==See also== |
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*[[COROT-20b]] |
*[[COROT-20b]] |
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Revision as of 17:00, 5 December 2019
| Discovery | |
|---|---|
| Discovered by | HARPS |
| Transit | |
| Orbital characteristics | |
| 2.9 AU (430,000,000 km)[1] | |
| Eccentricity | 0.6 |
| 1675 d | |
| Star | COROT-20 |
| Physical characteristics | |
| Mass | above 17MJ |
CoRoT-20c is an exoplanet found by the HARPS radial-velocity search terrestrial telescope.
It is an brown dwarf-sized stellar companion orbiting a G2V star with Te = 5880K, M = 1.14M☉, R = 0.92R☉, and above-solar metallicity. 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". Retrieved February 25, 2019.
- ^ "A 4.6-year period brown-dwarf companion interacting with the hot-Jupiter CoRoT-20 b" (PDF). Retrieved February 25, 2019.