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K2-308 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-308 b

Confirmed exoplanet · Gas Giant

K2-308 b

Orbiting K2-308

Discovered in 2019 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 K2-308 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,019
Method: Transit
Radius: 9.916 R⊕
Mass: 70.6 M⊕
Orbit: 3.38628 days
Distance: 1,314.53 pc

Planet profile

Orbit and physical properties

Orbital period: 3.38628 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 9.916 Earth radii
Mass: 70.6 Earth masses
Mass provenance: M-R relationship
Density: 0.398 g/cm³
Equilibrium temperature: 1,213.76 K
Insolation: 512.9234 Earth flux

Host system

Star and system properties

Host star: K2-308
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,100 K
Stellar radius: 1.24 R☉
Stellar mass: 1.09 M☉
Stellar metallicity: -0.1 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 1,314.53 parsecs
Right ascension: 05h13m21.39s
Declination: +16d24m51.11s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,019
Publication date: 2019-08
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 K2-308 b.

Generic gas giant catalog artwork; not a direct image of K2-308 b — Apex Andromeda catalog artwork