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K2-171 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-171 b

Confirmed exoplanet · Neptune Like

K2-171 b

Orbiting K2-171

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 K2-171 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Transit
Radius: 2.686572 R⊕
Mass: 7.69 M⊕
Orbit: 5.628466 days
Distance: 606.128 pc

Planet profile

Orbit and physical properties

Orbital period: 5.628466 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 2.686572 Earth radii
Mass: 7.69 Earth masses
Mass provenance: M-R relationship
Density: 2.18 g/cm³
Equilibrium temperature: Not reported by the NASA Exoplanet Archive
Insolation: Not reported by the NASA Exoplanet Archive

Host system

Star and system properties

Host star: K2-171
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,250 K
Stellar radius: 1.717458 R☉
Stellar mass: 0.891587 M☉
Stellar metallicity: -0.09 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 606.128 parsecs
Right ascension: 22h09m21.79s
Declination: -13d25m43.90s

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 ↗

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