Astronomy:CoRoT-4b

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Short description: Extrasolar planet in the constellation Monoceros
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. Jump up to: 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. Jump up to: 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