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K2-39 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-39 b

Confirmed exoplanet · Gas Giant

K2-39 b

Orbiting K2-39

Discovered in 2016 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of K2-39 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 6.27704 R⊕
Mass: 28.6047 M⊕
Orbit: 4.60543 days
Distance: 307.47 pc

Planet profile

Orbit and physical properties

Orbital period: 4.60543 days
Semi-major axis: 0.05708 AU
Eccentricity: 0
Radius: 6.27704 Earth radii
Mass: 28.6047 Earth masses
Mass provenance: Mass
Density: 0.93 g/cm³
Equilibrium temperature: 1,670 K
Insolation: 1,356 Earth flux

Host system

Star and system properties

Host star: K2-39
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,881 K
Stellar radius: 2.97 R☉
Stellar mass: 0.66 M☉
Stellar metallicity: 0.32 dex
Stellar age: 6.7 Gyr
Distance: 307.47 parsecs
Right ascension: 22h33m28.37s
Declination: -09d01m22.59s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,016
Publication date: 2016-11
Discovery locale: Space
Facility: K2
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from K2-39 b.

Generic gas giant catalog artwork; not a direct image of K2-39 b — Apex Andromeda catalog artwork