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K2-317 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-317 b

Confirmed exoplanet · Neptune Like

K2-317 b

Orbiting K2-317

Discovered in 2020 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 K2-317 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,020
Method: Transit
Radius: 2.93 R⊕
Mass: 8.91 M⊕
Orbit: 6.22 days
Distance: 176.291 pc

Planet profile

Orbit and physical properties

Orbital period: 6.22 days
Semi-major axis: 0.0542 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 2.93 Earth radii
Mass: 8.91 Earth masses
Mass provenance: M-R relationship
Density: 1.95 g/cm³
Equilibrium temperature: 432 K
Insolation: 4.5848 Earth flux

Host system

Star and system properties

Host star: K2-317
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 3,387 K
Stellar radius: 0.379 R☉
Stellar mass: 0.403 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 176.291 parsecs
Right ascension: 15h14m28.53s
Declination: -21d01m21.80s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,020
Publication date: 2020-12
Discovery locale: Space
Facility: K2
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

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