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K2-3 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-3 d

Confirmed exoplanet · Terrestrial

K2-3 d

Orbiting K2-3

Discovered in 2015 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 K2-3 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Transit
Radius: 1.458 R⊕
Mass: 2.2 M⊕
Orbit: 44.55603 days
Distance: 44.0727 pc

Planet profile

Orbit and physical properties

Orbital period: 44.55603 days
Semi-major axis: 0.2014 AU
Eccentricity: 0.091
Radius: 1.458 Earth radii
Mass: 2.2 Earth masses
Mass provenance: Mass
Density: 17.5 g/cm³
Equilibrium temperature: 305.2 K
Insolation: 1.44 Earth flux

Host system

Star and system properties

Host star: K2-3
Stars in system: 1
Known planets in system: 3
Spectral type: M V
Stellar temperature: 3,844 K
Stellar radius: 0.546 R☉
Stellar mass: 0.549 M☉
Stellar metallicity: -0.157 dex
Stellar age: 6.9 Gyr
Distance: 44.0727 parsecs
Right ascension: 11h29m20.49s
Declination: -01d27m18.49s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,015
Publication date: 2015-05
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 K2-3 d.

Generic terrestrial catalog artwork; not a direct image of K2-3 d — Apex Andromeda catalog artwork