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Kepler-478 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-478 b

Confirmed exoplanet · Neptune Like

Kepler-478 b

Orbiting Kepler-478

Discovered in 2016 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-478 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 2.71 R⊕
Mass: 7.8 M⊕
Orbit: 13.221758 days
Distance: 420 pc

Planet profile

Orbit and physical properties

Orbital period: 13.221758 days
Semi-major axis: 0.1032 AU
Eccentricity: 0
Radius: 2.71 Earth radii
Mass: 7.8 Earth masses
Mass provenance: M-R relationship
Density: 2.15 g/cm³
Equilibrium temperature: 640 K
Insolation: 39.56 Earth flux

Host system

Star and system properties

Host star: Kepler-478
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,210 K
Stellar radius: 0.8 R☉
Stellar mass: 0.85 M☉
Stellar metallicity: -0.03 dex
Stellar age: 4.9 Gyr
Distance: 420 parsecs
Right ascension: 19h29m56.88s
Declination: +46d11m46.27s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,016
Publication date: 2016-05
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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