OGLE2-TR-L9b

OGLE2-TR-L9b is an extrasolar planet discovered by three undergraduate students from Leiden University, Netherlands. The planet is about 4.5 times as massive as Jupiter and is the first discovered planet orbiting a fast-rotating hot star.[1]

OGLE2-TR-L9b
Size comparison of OGLE2-TR-L9b with Jupiter.
Discovery
Discovered byMeta de Hoon
Remco van der Burg
Francis Vuijsje
Discovery dateDecember 2, 2008
Transit
Orbital characteristics
2.4855335 ± 0.0000007 d
59.6528 h
StarOGLE2-TR-L9
Physical characteristics
Mean radius
1.61 ± 0.04 RJ
Mass4.5 ± 1.5 MJ

    Initially discovered while testing a method for investigating light fluctuations in the OGLE database, the planet's existence was later confirmed by follow-up observations from the ESO's Very Large Telescope in Chile.[1]

    See also

    References

    1. Snellen; Koppenhoefer, J.; Van Der Burg, R. F. J.; Dreizler, S.; Greiner, J.; De Hoon, M. D. J.; Husser, T. O.; Krühler, T.; Saglia, R. P.; Vuijsje, F. N. (2009). "OGLE2-TR-L9b: an exoplanet transiting a rapidly rotating F3 star" (PDF). Astronomy and Astrophysics. 497 (2): 545–550. arXiv:0812.0599. Bibcode:2009A&A...497..545S. doi:10.1051/0004-6361/200810917.

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