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Kepler-331 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-331 c

Confirmed exoplanet · Super Earth

Kepler-331 c

Orbiting Kepler-331

Discovered in 2014 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of Kepler-331 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Transit
Radius: 1.84 R⊕
Mass: 4.04 M⊕
Orbit: 17.28111 days
Distance: 580.119 pc

Planet profile

Orbit and physical properties

Orbital period: 17.28111 days
Semi-major axis: 0.105 AU
Eccentricity: 0
Radius: 1.84 Earth radii
Mass: 4.04 Earth masses
Mass provenance: M-R relationship
Density: 3.56 g/cm³
Equilibrium temperature: 425 K
Insolation: 13.888 Earth flux

Host system

Star and system properties

Host star: Kepler-331
Stars in system: 1
Known planets in system: 3
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,347 K
Stellar radius: 0.492 R☉
Stellar mass: 0.653 M☉
Stellar metallicity: 0.1179 dex
Stellar age: 1.2 Gyr
Distance: 580.119 parsecs
Right ascension: 19h27m20.24s
Declination: +39d18m26.45s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,014
Publication date: 2014-03
Discovery locale: Space
Facility: Kepler
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

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