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CoRoT-4b

Coordinates: Sky map 06h 48m 46.70s, −00° 40′ 21.97″
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(Redirected from COROT-Exo-4b)
CoRoT-4b
Size comparison of CoRoT-4b with Jupiter.
Discovery
Discovered byCorot mission
Discovery siteEarth's orbit
Discovery date2008
Transit method
Orbital characteristics
0.090 ± 0.001 AU (13,460,000 ± 150,000 km)[1]
Eccentricity0.0 ± 0.1[1]
9.20205 ± 0.00037[1] d
Inclination90[2]
Semi-amplitude63 ± 6[1]
StarCoRoT-4
Physical characteristics
1.17+0.06
−0.05
[1] RJ
Mass0.72 ± 0.08[1] MJ
Mean density
0.525 ± 0.015 g/cm3[1]
Temperature1074 ± 19 K[1]

CoRoT-4b (formerly known as CoRoT-Exo-4b[3]) is an extrasolar planet orbiting the star CoRoT-4. It is probably in synchronous orbit with stellar rotation.[2] It was discovered by the French CoRoT mission in 2008.

References

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  1. ^ a b c d e f g h Moutou, C.; et al. (2008). "Transiting exoplanets from the CoRoT space mission. V. CoRoT-Exo-4b: stellar and planetary parameters". Astronomy and Astrophysics. 488 (2): L47–L50. arXiv:0807.3739. Bibcode:2008A&A...488L..47M. doi:10.1051/0004-6361:200810273. S2CID 118658022.
  2. ^ a b S. Aigrain; et al. (2008). "Transiting exoplanets from the CoRoT space mission IV. CoRoT-Exo-4b: a transiting planet in a 9.2 day synchronous orbit". Astronomy and Astrophysics. 488 (2): L43–L46. arXiv:0807.3767. Bibcode:2008A&A...488L..43A. doi:10.1051/0004-6361:200810246. S2CID 115916135.
  3. ^ Schneider, J. (2009-03-10). "Change in CoRoT planets names". Exoplanets (Mailing list). Archived from the original on 2010-01-18. Retrieved 2009-03-19.
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Media related to CoRoT-4b at Wikimedia Commons