HD 99109 b

HD 99109 b is an extrasolar planet approximately 197 light-years away in the constellation of Leo. The planet was confirmed in 2006 to be orbiting the orange dwarf star HD 99109. The planet is about one half the mass of Jupiter, classifying the planet as a Jovian planet. The orbital eccentricity is about the same as Mars.[1]

HD 99109 b
Discovery
Discovered byButler et al.[1]
Discovery site United States
Discovery date15 July 2006
Radial velocity
Orbital characteristics
1.105 ± 0.065 AU (165,300,000 ± 9,700,000 km)
Eccentricity0.09 ± 0.16
439.3 ± 5.6 d
2,411,310 ± 80
256
Semi-amplitude14.1 ± 2.2
StarHD 99109

    The planet HD 99109 b is named Perwana. The name was selected in the NameExoWorlds campaign by Pakistan, during the 100th anniversary of the IAU. Perwana means moth in Urdu, alluding to the eternal love of an object circling a source of light (name of HD 99109 is Shama or lamp).[2][3]

    References

    1. Butler, R. P.; et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal. 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode:2006ApJ...646..505B. doi:10.1086/504701. S2CID 119067572.
    2. "Approved names". NameExoworlds. Retrieved 2020-01-02.
    3. "International Astronomical Union | IAU". www.iau.org. Retrieved 2020-01-02.


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