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Kepler-251 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-251 d

Confirmed exoplanet · Neptune Like

Kepler-251 d

Orbiting Kepler-251

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-251 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Transit
Radius: 2.77 R⊕
Mass: 8.1 M⊕
Orbit: 30.133001 days
Distance: 924.625 pc

Planet profile

Orbit and physical properties

Orbital period: 30.133001 days
Semi-major axis: 0.182 AU
Eccentricity: 0
Radius: 2.77 Earth radii
Mass: 8.1 Earth masses
Mass provenance: M-R relationship
Density: 2.09 g/cm³
Equilibrium temperature: 536 K
Insolation: 17.477 Earth flux

Host system

Star and system properties

Host star: Kepler-251
Stars in system: 1
Known planets in system: 4
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,526 K
Stellar radius: 0.89 R☉
Stellar mass: 0.891 M☉
Stellar metallicity: -0.06 dex
Stellar age: 2 Gyr
Distance: 924.625 parsecs
Right ascension: 19h46m15.89s
Declination: +44d06m20.91s

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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