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K2-197 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-197 b

Confirmed exoplanet · Neptune Like

K2-197 b

Orbiting K2-197

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

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of K2-197 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Transit
Radius: 2.56 R⊕
Mass: 7.08 M⊕
Orbit: 8.357881 days
Distance: 247.637 pc

Planet profile

Orbit and physical properties

Orbital period: 8.357881 days
Semi-major axis: 0.0806 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 2.56 Earth radii
Mass: 7.08 Earth masses
Mass provenance: M-R relationship
Density: 2.32 g/cm³
Equilibrium temperature: 848 K
Insolation: 118.4501 Earth flux

Host system

Star and system properties

Host star: K2-197
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,667 K
Stellar radius: 0.93 R☉
Stellar mass: 1 M☉
Stellar metallicity: 0.08 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 247.637 parsecs
Right ascension: 13h29m34.43s
Declination: -07d22m26.32s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,018
Publication date: 2018-03
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 K2-197 b.

Generic neptune like catalog artwork; not a direct image of K2-197 b — Apex Andromeda catalog artwork