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HD 63454

HD 63454 is a ninth magnitude K-type main sequence star located approximately 117 light-years away in the constellation of Chamaeleon. It is somewhat cooler and less luminous than our Sun. To see the star one needs a small telescope. It is located near the south celestial pole and is never visible north of latitude 12°N.


Planetary system

On Valentine’s Day 2005, a hot Jupiter HD 63454 b was found by Moutou, Mayor, and Bouchy using the radial velocity method.[1]

The HD 63454 system[1]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity
b >0.38 MJ 0.036 2.817822 ± 0.000095 0

See also

* List of extrasolar planets


References

1. ^ a b Moutou et al.; Mayor, M.; Bouchy, F.; Lovis, C.; Pepe, F.; Queloz, D.; Santos, N. C.; Udry, S. et al. (2005). "The HARPS search for southern extra-solar planets IV. Three close-in planets around HD 2638, HD 27894 and HD 63454". Astronomy and Astrophysics 439 (1): 367–373. doi:10.1051/0004-6361:20052826. http://www.aanda.org/articles/aa/full/2005/31/aa2826-05/aa2826-05.html.


External links

* "Notes for star HD 63454". The Extrasolar Planets Encyclopaedia. http://exoplanet.eu/star.php?st=HD+63454. Retrieved 2008-08-22.
* "HD 63454". Extrasolar Visions. http://www.extrasolar.net/planettour.asp?StarCatId=normal&StarId=244. Retrieved 2008-08-22.

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