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Kepler-309 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-309 c

Confirmed exoplanet · Neptune Like

Kepler-309 c

Orbiting Kepler-309

Discovered in 2014 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-309 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Transit
Radius: 2.51 R⊕
Mass: 6.85 M⊕
Orbit: 105.356383 days
Distance: 544.568 pc

Planet profile

Orbit and physical properties

Orbital period: 105.356383 days
Semi-major axis: 0.401 AU
Eccentricity: 0
Radius: 2.51 Earth radii
Mass: 6.85 Earth masses
Mass provenance: M-R relationship
Density: 2.38 g/cm³
Equilibrium temperature: 204 K
Insolation: 2.142 Earth flux

Host system

Star and system properties

Host star: Kepler-309
Stars in system: 1
Known planets in system: 2
Spectral type: M0 V
Stellar temperature: 4,713 K
Stellar radius: 0.721 R☉
Stellar mass: 0.816 M☉
Stellar metallicity: 0.27 dex
Stellar age: 3.02 Gyr
Distance: 544.568 parsecs
Right ascension: 19h50m02.37s
Declination: +46d57m41.08s

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 ↗

Visual archive

Gallery

One image from Kepler-309 c.

Generic neptune like catalog artwork; not a direct image of Kepler-309 c — Apex Andromeda catalog artwork