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K2-57 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-57 b

Confirmed exoplanet · Super Earth

K2-57 b

Orbiting K2-57

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 K2-57 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 2.30905 R⊕
Mass: 5.94 M⊕
Orbit: 9.0073 days
Distance: 264.213 pc

Planet profile

Orbit and physical properties

Orbital period: 9.0073 days
Semi-major axis: 0.0752 AU
Eccentricity: 0.25
Radius: 2.30905 Earth radii
Mass: 5.94 Earth masses
Mass provenance: M-R relationship
Density: 2.65 g/cm³
Equilibrium temperature: 635.8 K
Insolation: 24.1 Earth flux

Host system

Star and system properties

Host star: K2-57
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,413 K
Stellar radius: 0.671 R☉
Stellar mass: 0.699 M☉
Stellar metallicity: 0.08 dex
Stellar age: 6.8 Gyr
Distance: 264.213 parsecs
Right ascension: 22h50m46.04s
Declination: -14d04m12.00s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,016
Publication date: 2016-09
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 K2-57 b.

Generic super earth catalog artwork; not a direct image of K2-57 b — Apex Andromeda catalog artwork