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K2-259 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-259 b

Confirmed exoplanet · Super Earth

K2-259 b

Orbiting K2-259

Discovered in 2018 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of K2-259 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Transit
Radius: 2.32 R⊕
Mass: 5.99 M⊕
Orbit: 15.48043 days
Distance: 416.457 pc

Planet profile

Orbit and physical properties

Orbital period: 15.48043 days
Semi-major axis: 0.1271 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 2.32 Earth radii
Mass: 5.99 Earth masses
Mass provenance: M-R relationship
Density: 2.64 g/cm³
Equilibrium temperature: 795 K
Insolation: 90.9529 Earth flux

Host system

Star and system properties

Host star: K2-259
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,059 K
Stellar radius: 1.13 R☉
Stellar mass: 1.14 M☉
Stellar metallicity: 0.16 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 416.457 parsecs
Right ascension: 12h27m12.65s
Declination: +01d34m00.71s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,018
Publication date: 2018-08
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 K2-259 b.

Generic super earth catalog artwork; not a direct image of K2-259 b — Apex Andromeda catalog artwork