- COROT-4b
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COROT-4b Extrasolar planet List of extrasolar planets 
Size comparison of COROT-4b with Jupiter. Parent star Star COROT-4 Constellation Monoceros Right ascension (α) 06h 48m 46.70s[1] Declination (δ) -00° 40′ 21.97″[1] Spectral type F0V[2] Orbital elements Semimajor axis (a) 0.090 ± 0.001[3] AU Eccentricity (e) 0.0 ± 0.1[3] Orbital period (P) 9.20205 ± 0.00037[3] d Inclination (i) 90[1]° Time of transit (Tt) 2454141.36416 ± 0.00089[1] JD Physical characteristics Mass (m) 0.72 ± 0.08[3] MJ Radius (r) 1.17+0.06
−0.05[3] RJDensity (ρ) 525 ± 15[3] kg m-3 Temperature (T) 1074 ± 19[3] K Discovery information Discovery date 2008 Discoverer(s) Corot mission Detection method Transit method Discovery site Earth's orbit Discovery status Published COROT-4b (formerly known as COROT-Exo-4b[4]) is an extrasolar planet orbiting the star COROT-4. It is probably in synchronous orbit with stellar rotation.[1] It was discovered by the French COROT mission in 2008.
References
- ^ a b c d e 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. Bibcode 2008A&A...488L..43A. doi:10.1051/0004-6361:200810246.
- ^ Schneider, J.. "Notes for star CoRoT-4". The Extrasolar Planets Encyclopaedia. http://exoplanet.eu/star.php?st=CoRoT-4. Retrieved 2009-03-19.
- ^ a b c d e f g 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. Bibcode 2008A&A...488L..47M. doi:10.1051/0004-6361:200810273.
- ^ Schneider, J. (2009-03-10). "Change in CoRoT planets names". Exoplanets mailing list. http://listes.obs.ujf-grenoble.fr/wws/arc/exoplanets/2009-03/msg00003.html. Retrieved 2009-03-19.
External links
Media related to COROT-4b at Wikimedia CommonsCoordinates:
06h 48m 46.70s, −00° 40′ 21.97″
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