Astronomy:COROT-4b

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COROT-4b
Exoplanet Comparison CoRoT-4 b.png
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]
Orbital period9.20205 ± 0.00037[1] d
Inclination90[2]
Semi-amplitude63 ± 6[1]
StarCOROT-4
Physical characteristics
Mean radius1.17+0.06−0.05[1] |♃|J}}}}}}
Mass0.72 ± 0.08[1] ||J}}}}}}
Mean density525 ± 15 kg/m3 (885 ± 25 lb/cu yd)[1]
Physics1074 ± 19[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

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Moutou, C. (2008). "Transiting exoplanets from the CoRoT space mission. V. CoRoT-Exo-4b: stellar and planetary parameters". Astronomy and Astrophysics 488 (2): L47–L50. doi:10.1051/0004-6361:200810273. Bibcode2008A&A...488L..47M. 
  2. 2.0 2.1 S. Aigrain (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. doi:10.1051/0004-6361:200810246. Bibcode2008A&A...488L..43A. 
  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.

External links

Coordinates: Sky map 06h 48m 46.70s, −00° 40′ 21.97″


de:Extrasolarer Planet#CoRoT-4 b