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Kepler-228 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-228 d

Confirmed exoplanet · Neptune Like

Kepler-228 d

Orbiting Kepler-228

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-228 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Transit
Radius: 4.04 R⊕
Mass: 15.4 M⊕
Orbit: 11.094286 days
Distance: 1,644.61 pc

Planet profile

Orbit and physical properties

Orbital period: 11.094286 days
Semi-major axis: 0.101 AU
Eccentricity: 0
Radius: 4.04 Earth radii
Mass: 15.4 Earth masses
Mass provenance: M-R relationship
Density: 1.28 g/cm³
Equilibrium temperature: 835 K
Insolation: 122.778 Earth flux

Host system

Star and system properties

Host star: Kepler-228
Stars in system: 1
Known planets in system: 3
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,043 K
Stellar radius: 1.014 R☉
Stellar mass: 1.006 M☉
Stellar metallicity: 0.18 dex
Stellar age: 6.76 Gyr
Distance: 1,644.61 parsecs
Right ascension: 19h45m08.66s
Declination: +48d13m28.68s

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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