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Exoplanet 11 Comae Berenices A b
Exoplanet 11 Comae Berenices A b orbits star 11 Comae Berenices A that lies 321 light years away from the Sun.
It weighs about 5127.331 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
321 light years
321 light years
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11 Comae Berenices A b
Exoplanet, brown dwarf
Star: 11 Comae Berenices A
Distance from the star: 1.29 AU
Orbit around star: 326.03 days
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Orbital period
Orbital period of exoplanet 11 Comae Berenices A b around its star is 326.03 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: 0.231Basic characteristic
Mass: 5127.331 M Earth
| 16.1338 M Jupiter
Exoplanet mass
Exoplanet 11 Comae Berenices A b has 5127.331 Earth masses (or 16.1338 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: 2007 (radial velocity)
Other designations of this exoplanet
11 Com b, BD+18 2592 b, FK5 2987 b, HD 107383 b, HIP 60202 b, HR 4697 b, SAO 100053 b, WDS J12207+1748 b
11 Com b, BD+18 2592 b, FK5 2987 b, HD 107383 b, HIP 60202 b, HR 4697 b, SAO 100053 b, WDS J12207+1748 b
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11 Comae Berenices system structure
Exoplanet 11 Comae Berenices A b orbits star 11 Comae Berenices A, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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11 Comae Berenices A | ||||||||
| 11 Comae Berenices A b | 1.29 AU | 5127.3 M⊕ | 326 days | ||||||
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11 Comae Berenices B | ||||||||
Comparison
When comparing to the Solar system planets, 11 Comae Berenices A b has % of mass of and it orbits its star a little closer than Mars.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 93224.2 | 6291.2 | 5127.33 | 46612.1 | 16.13 | 53.86 | 351.19 | 298.1 |
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Distance | 3.31 | 1.78 | 1.29 | 0.85 | 0.25 | 0.14 | 0.07 | 0.04 |
Habitability
Habitable zone of the star: 119.2 - 171.7 AU
The planet is too hot to sustain liquid water.