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Exoplanet HD 177830 A c
Exoplanet HD 177830 A c orbits star HD 177830 A that lies 205 light years away from the Sun.
It weighs about 47.686 Earth masses and orbits its star closer than Earth orbits Sun.
Sun distance
205 light years
205 light years
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HD 177830 A c
Exoplanet
Star: HD 177830 A
Distance from the star: 0.5137 AU
Orbit around star: 110.9 days
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Orbital period
Orbital period of exoplanet HD 177830 A c around its star is 110.9 days.
The orbital period of an exoplanet is the time it takes to complete one full orbit around its star, usually measured in days. Most of the exoplanets discovered so far have orbital periods of less than one year...
More about Orbital period in StellarGuide
Eccentricity: 0.3495Basic characteristic
Mass: 47.686 M Earth
| 0.1501 M Jupiter
Exoplanet mass
Exoplanet HD 177830 A c has 47.686 Earth masses (or 0.1501 Jupiter masses).
The mass of an exoplanet is one of the most important characteristics for understanding what kind of world it is — whether it’s small and rocky like Earth or large and gaseous like Jupiter. Mass provides key information about the planet’s composition, gravity, and formation history...
More about Exoplanet mass in StellarGuide
Year of discovery: 2010 (radial velocity)
Other designations of this exoplanet
BD+25°3719 c, GJ 743.2 c, Gliese 743.2 c, HIC 93746 c, HIP 93746 c, GSC 02126-01196 c, SAO 86791 c
BD+25°3719 c, GJ 743.2 c, Gliese 743.2 c, HIC 93746 c, HIP 93746 c, GSC 02126-01196 c, SAO 86791 c
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HD 177830 system structure
Exoplanet HD 177830 A c orbits star HD 177830 A, which has bigger mass than Sun. It is one of 2 known exoplanets orbiting this star.
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HD 177830 A | ||||||||
| HD 177830 A c | 0.51 AU | 47.7 M⊕ | 110.9 days | ||||||
| HD 177830 A b | 1.22 AU | 473.7 M⊕ | 406.6 days | ||||||
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HD 177830 B | 150 AU | |||||||
Comparison
When comparing to the Solar system planets, HD 177830 A c has 50 % of mass of Saturn and it orbits its star a little closer than Venus.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 867.02 | 58.51 | 47.69 | 433.51 | 0.15 | 0.5 | 3.27 | 2.77 |
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Distance | 1.32 | 0.71 | 0.51 | 0.34 | 0.1 | 0.05 | 0.03 | 0.02 |