Exoplanet Catalog
HAT-P-18 b
HAT-P-18 b is a gas giant exoplanet that orbits a K-type star. Its mass is 0.197 Jupiters, it takes 5.5 days to complete one orbit of its star, and is 0.0559 AU from its star. Its discovery was announced in 2010.
PLANET TYPE
Gas Giant
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DISCOVERY DATE
2010
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MASS
0.197 Jupiters
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PLANET RADIUS
0.995 x Jupiter
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ORBITAL RADIUS
0.0559 AU
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ORBITAL PERIOD
5.5 days
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ECCENTRICITY
0.08
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DETECTION METHOD
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