OGLE2-TR-L9b is an
extrasolar planet
An exoplanet or extrasolar planet is a planet outside the Solar System. The first confirmed detection of an exoplanet was in 1992 around a pulsar, and the first detection around a main-sequence star was in 1995. A different planet, first detect ...
discovered by three undergraduate students from
Leiden University
Leiden University (abbreviated as ''LEI''; ) is a Public university, public research university in Leiden, Netherlands. Established in 1575 by William the Silent, William, Prince of Orange as a Protestantism, Protestant institution, it holds the d ...
,
Netherlands
, Terminology of the Low Countries, informally Holland, is a country in Northwestern Europe, with Caribbean Netherlands, overseas territories in the Caribbean. It is the largest of the four constituent countries of the Kingdom of the Nether ...
.
The planet is about 4.5 times as massive as
Jupiter
Jupiter is the fifth planet from the Sun and the List of Solar System objects by size, largest in the Solar System. It is a gas giant with a Jupiter mass, mass more than 2.5 times that of all the other planets in the Solar System combined a ...
and is the first discovered planet orbiting a fast-rotating hot star.
Initially discovered while testing a method for investigating light fluctuations in the
OGLE
Ogle may refer to:
Places
* Ogle County, Illinois, United States
* Original name of Ashton, Illinois, a village
* Ogle, Kentucky, United States, an unincorporated community
* Ogle Township, Somerset County, Pennsylvania, United States
* Ogle, ...
database, the planet's existence was later confirmed by follow-up observations from the
ESO's Very Large Telescope
The Very Large Telescope (VLT) is an astronomical facility operated since 1998 by the European Southern Observatory, located on Cerro Paranal in the Atacama Desert of northern Chile. It consists of four individual telescopes, each equipped with ...
in Chile.
See also
*
Optical Gravitational Lensing Experiment
The Optical Gravitational Lensing Experiment (OGLE) is a Polish astronomy, astronomical project based at the University of Warsaw that runs time-domain astronomy, a long-term variability sky survey (1992–present). The main goals are the detecti ...
OGLE
*
OGLE-TR-113b
OGLE-TR-113b is an extrasolar planet orbiting the star OGLE-TR-113.
In 2002 the Optical Gravitational Lensing Experiment (OGLE) detected periodic dimming in the star's light curve indicating a transiting, planetary-sized object. Since low-mass r ...
*
OGLE-TR-10b
*
OGLE-TR-111b
*
OGLE-TR-56b
References
External links
*
Students Discover Unique Planet*
Exoplanets discovered in 2008
Giant planets
Hot Jupiters
Transiting exoplanets
Carina (constellation)
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