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Kepler-31 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-31 c

Confirmed exoplanet · Neptune Like

Kepler-31 c

Orbiting Kepler-31

Discovered in 2011 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of Kepler-31 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,011
Method: Transit
Radius: 5.3 R⊕
Mass: 1,493.7 M⊕
Orbit: 42.6318 days
Distance: 1,664.64 pc

Planet profile

Orbit and physical properties

Orbital period: 42.6318 days
Semi-major axis: 0.26 AU
Eccentricity: 0
Radius: 5.3 Earth radii
Mass: 1,493.7 Earth masses
Mass provenance: Mass
Density: 0.73 g/cm³
Equilibrium temperature: 615 K
Insolation: 35.254 Earth flux

Host system

Star and system properties

Host star: Kepler-31
Stars in system: 1
Known planets in system: 3
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,340 K
Stellar radius: 1.22 R☉
Stellar mass: 1.21 M☉
Stellar metallicity: -0.076 dex
Stellar age: 0.28 Gyr
Distance: 1,664.64 parsecs
Right ascension: 19h36m05.53s
Declination: +45d51m10.99s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,011
Publication date: 2012-05
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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