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EPIC 211822797 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/EPIC 211822797 b

Confirmed exoplanet · Super Earth

EPIC 211822797 b

Orbiting EPIC 211822797

Discovered in 2016 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 EPIC 211822797 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 1.92 R⊕
Mass: 4.35 M⊕
Orbit: 21.170196 days
Distance: 186.197 pc

Planet profile

Orbit and physical properties

Orbital period: 21.170196 days
Semi-major axis: 0.1195 AU
Eccentricity: 0.06
Radius: 1.92 Earth radii
Mass: 4.35 Earth masses
Mass provenance: M-R relationship
Density: 3.38 g/cm³
Equilibrium temperature: 431 K
Insolation: 3.5 Earth flux

Host system

Star and system properties

Host star: EPIC 211822797
Stars in system: 1
Known planets in system: 1
Spectral type: M0
Stellar temperature: 4,057 K
Stellar radius: 0.58 R☉
Stellar mass: 0.62 M☉
Stellar metallicity: 0.2 dex
Stellar age: 0.79 Gyr
Distance: 186.197 parsecs
Right ascension: 08h41m38.45s
Declination: +17d38m23.91s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,016
Publication date: 2017-02
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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