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]
 Size comparison of OGLE2-TR-L9b with Jupiter. | |
| Discovery | |
|---|---|
| Discovered by | Meta de Hoon Remco van der Burg Francis Vuijsje |
| Discovery date | December 2, 2008 |
| Transit | |
| Orbital characteristics | |
| 2.4855335 ± 0.0000007 d 59.6528 h | |
| Star | OGLE2-TR-L9 |
| Physical characteristics | |
Mean radius | 1.61 ± 0.04 RJ |
| Mass | 4.5 ± 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
- 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.
External links
- "OGLE2-TR-L9". Exoplanets. Archived from the original on 2016-03-03. Retrieved 2009-05-01.
- Students Discover Unique Planet
- "Students find planet outside our solar system". NBC News. 2008-12-04. Retrieved 2008-12-04.
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