CoRoT-22b

CoRoT-22b is a transiting exoplanet smaller than Uranus found by the CoRoT space telescope in 2011 and confirmed in 2014.^[3]

CoRoT-22b

Discovery
Discovered by	CoRoT space telescope
Detection method	Transit
Orbital characteristics
Semi-major axis	0.092 AU (13,800,000 km)[1]
Eccentricity	0.077
Orbital period (sidereal)	9.75598 d
Inclination	89.749
Star	CoRoT-22
Physical characteristics
Mean radius	0.4354 RJ
Mass	0.06MJ
Temperature	885 K[2]

Host star

CoRoT-22b orbits CoRoT-22 in the constellation of Serpens. It is a G3V star with an effective temperature of 5,939 K (5,666 °C; 10,231 °F), a mass of 1.099 M_☉, a radius of 1.136 R_☉, and an above-solar metallicity of +0.170.^{[lower-alpha 1]} It has an estimated age of between 1.3 and 5.3 Gyr.^[3]

Footnotes

1. This means that CoRoT-22 is 10^0.170≈1.479 times richer in iron than the Sun.

References

1. "Notes on CoRoT-22 b". Extrasolar Planets Encyclopaedia. Retrieved February 25, 2019.
2. "COROT-22 Planets in the system". Retrieved February 25, 2019.
3. Moutou, C.; et al. (2014), "CoRoT-22 b: A validated 4.9 R⊕ exoplanet in 10-d orbit★†", Monthly Notices of the Royal Astronomical Society, 444 (3): 2783–2792, arXiv:1408.2576, doi:10.1093/mnras/stu1645