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K2-198 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-198 c

Confirmed exoplanet · Terrestrial

K2-198 c

Orbiting K2-198

Discovered in 2019 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of K2-198 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,019
Method: Transit
Radius: 1.423 R⊕
Mass: 2.61 M⊕
Orbit: 3.359606 days
Distance: 110.567 pc

Planet profile

Orbit and physical properties

Orbital period: 3.359606 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 1.423 Earth radii
Mass: 2.61 Earth masses
Mass provenance: M-R relationship
Density: 4.98 g/cm³
Equilibrium temperature: 1,229.9 K
Insolation: Not reported by the NASA Exoplanet Archive

Host system

Star and system properties

Host star: K2-198
Stars in system: 1
Known planets in system: 3
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,212.9 K
Stellar radius: 0.757 R☉
Stellar mass: 0.799 M☉
Stellar metallicity: 0.094 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 110.567 parsecs
Right ascension: 13h15m22.48s
Declination: -06d27m53.96s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,019
Publication date: 2019-07
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 K2-198 c.

Generic terrestrial catalog artwork; not a direct image of K2-198 c — Apex Andromeda catalog artwork