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K2-280 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-280 b

Confirmed exoplanet · Gas Giant

K2-280 b

Orbiting K2-280

Discovered in 2018 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 K2-280 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Transit
Radius: 7.5 R⊕
Mass: 37.1 M⊕
Orbit: 19.89526 days
Distance: 391.537 pc

Planet profile

Orbit and physical properties

Orbital period: 19.89526 days
Semi-major axis: 0.1461 AU
Eccentricity: 0.35
Radius: 7.5 Earth radii
Mass: 37.1 Earth masses
Mass provenance: Mass
Density: 0.48 g/cm³
Equilibrium temperature: 787 K
Insolation: 69.5 Earth flux

Host system

Star and system properties

Host star: K2-280
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,500 K
Stellar radius: 1.28 R☉
Stellar mass: 1.03 M☉
Stellar metallicity: 0.33 dex
Stellar age: 8.96 Gyr
Distance: 391.537 parsecs
Right ascension: 19h26m22.89s
Declination: -22d14m51.75s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,018
Publication date: 2018-12
Discovery locale: Space
Facility: K2
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

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