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CoRoT-2b
Extrasolar planet in the constellation Aquila / From Wikipedia, the free encyclopedia
CoRoT-2b (formerly known as CoRoT-Exo-2b[4]) is the second extrasolar planet to be detected by the French-led CoRoT mission, and orbits the star CoRoT-2 at a distance of 700 light years from Earth towards the constellation Aquila. Its discovery was announced on 20 December 2007.[5] After its discovery via the transit method, its mass was confirmed via the radial velocity method.
Quick Facts Discovery, Discovered by ...
![]() Size comparison of CoRoT-2b with Jupiter. | |
Discovery | |
---|---|
Discovered by | CoRoT mission |
Discovery site | Earth's orbit |
Discovery date | 2007-12-??, announced 2007-12-20 |
Transit method | |
Orbital characteristics | |
0.0281 ± 0.0005 AU (4,204,000 ± 75,000 km)[1] | |
Eccentricity | 0 (assumed)[1] |
1.74299705(15) d[2] | |
Inclination | 87.84 ± 0.10[1] |
Star | CoRoT-2 |
Physical characteristics | |
1.429 ± 0.047[1] RJ | |
Mass | 3.31 ± 0.16[1] MJ |
Mean density | 1.310 ± 0.040 g/cm3[1] |
38.2 m/s2 (125 ft/s2)[3] | |
Albedo | <0.12 |
Temperature | 1537 ± 35 K[1] |
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