Astronomy:COROT-21b
From HandWiki
| Discovery | |
|---|---|
| Discovered by | CoRoT space telescope |
| Transit | |
| Orbital characteristics | |
| 0.0417 AU (6,240,000 km)[1] | |
| Eccentricity | 0 |
| Orbital period | 2.72474[1] d |
| Inclination | 86.8[1] |
| Star | COROT-21 |
| Physical characteristics | |
| Mean radius | 1.3 |♃|J}}}}}} |
| Mass | 2.26|♃|J}}}}}} |
| Physics | 1857 K[2] |
CoRoT-21b is a transiting exoplanet found by the CoRoT space telescope on 2011.
It is an extremely hot Jupiter-like planet with an orbital period of 2.72 earth days. Its mass is equivalent to 2.26 Jupiter masses, 1.3 Jupiter radii, and has a density of 1.37 g/cm3. CoRoT-21b orbits a F8IV star with Te = 6200K, M = 1.29M☉, R = 1.945[[Solar radius|R☉, and near-solar metallicity. It has an estimated age between 3.6 and 4.6 Gyr.
References
- ↑ 1.0 1.1 1.2 "Notes on CoRoT-21 b". http://exoplanet.eu/catalog/corot-21_b/. Retrieved February 25, 2019.
- ↑ "COROT-21 Planets in the system". http://www.openexoplanetcatalogue.com/planet/CoRoT-21%20b/. Retrieved February 25, 2019.
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