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.
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.
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