Exoplanet Catalog
HD 219828 b
HD 219828 b is a Neptune-like exoplanet that orbits a G-type star. Its mass is 20.97678 Earths, it takes 3.8 days to complete one orbit of its star, and is 0.0507 AU from its star. Its discovery was announced in 2007.
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PLANET TYPE
Neptune-like
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DISCOVERY DATE
2007
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MASS
20.97678 Earths
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PLANET RADIUS
0.433 x Jupiter
(estimate) |
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ORBITAL RADIUS
0.0507 AU
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ORBITAL PERIOD
3.8 days
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ECCENTRICITY
0.1
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DETECTION METHOD
Radial Velocity
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