HD_20782_b

HD 20782 b

HD 20782 b

Extrasolar planet in the constellation Fornax


HD 20782 b is an extrasolar planet located approximately 117 light-years away in the constellation of Fornax, orbiting the star HD 20782.

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This planet orbits in the most eccentric orbit known (as of November 2012),[1] with a semi-major axis of 1.36 AU, and eccentricity e=0.97+/-0.01.[2] As a result, it also has one of the most extreme temperature swings.

See also


References

  1. S. J. O'Toole; C. G. Tinney; H. R. A. Jones; R. P. Butler; G. W. Marcy; B. Carter; J. Bailey (2009). "Selection Functions in Doppler Planet Searches". MNRAS. 392, 641 (2): 641–654. arXiv:0810.1589. Bibcode:2009MNRAS.392..641O. doi:10.1111/j.1365-2966.2008.14051.x. S2CID 7248338.



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