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Kepler-197 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-197 d

Confirmed exoplanet · Terrestrial

Kepler-197 d

Orbiting Kepler-197

Discovered in 2014 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 Kepler-197 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Transit
Radius: 1.22 R⊕
Mass: 1.98 M⊕
Orbit: 15.677563 days
Distance: 330.575 pc

Planet profile

Orbit and physical properties

Orbital period: 15.677563 days
Semi-major axis: 0.119 AU
Eccentricity: 0.03
Radius: 1.22 Earth radii
Mass: 1.98 Earth masses
Mass provenance: M-R relationship
Density: 5.99 g/cm³
Equilibrium temperature: 810 K
Insolation: 109.091 Earth flux

Host system

Star and system properties

Host star: Kepler-197
Stars in system: 2
Known planets in system: 4
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,004 K
Stellar radius: 1.12 R☉
Stellar mass: 0.857 M☉
Stellar metallicity: -0.441 dex
Stellar age: 5.37 Gyr
Distance: 330.575 parsecs
Right ascension: 19h40m54.35s
Declination: +50d33m33.25s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,014
Publication date: 2014-03
Discovery locale: Space
Facility: Kepler
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

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