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Kepler-1239 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-1239 b

Confirmed exoplanet · Neptune Like

Kepler-1239 b

Orbiting Kepler-1239

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-1239 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 2.9 R⊕
Mass: 8.75 M⊕
Orbit: 5.19104 days
Distance: 2,140.6 pc

Planet profile

Orbit and physical properties

Orbital period: 5.19104 days
Semi-major axis: 0.0625 AU
Eccentricity: 0
Radius: 2.9 Earth radii
Mass: 8.75 Earth masses
Mass provenance: M-R relationship
Density: 1.97 g/cm³
Equilibrium temperature: 1,183 K
Insolation: 462.91 Earth flux

Host system

Star and system properties

Host star: Kepler-1239
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,564 K
Stellar radius: 1.57 R☉
Stellar mass: 1.4 M☉
Stellar metallicity: 0.22 dex
Stellar age: 1.62 Gyr
Distance: 2,140.6 parsecs
Right ascension: 19h32m30.56s
Declination: +42d19m12.21s

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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