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K2-405 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-405 b

Confirmed exoplanet · Neptune Like

K2-405 b

Orbiting K2-405

Discovered in 2022 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 K2-405 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Transit
Radius: 4.569 R⊕
Mass: 18.9 M⊕
Orbit: 3.435471 days
Distance: 197.234 pc

Planet profile

Orbit and physical properties

Orbital period: 3.435471 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 4.569 Earth radii
Mass: 18.9 Earth masses
Mass provenance: M-R relationship
Density: 1.09 g/cm³
Equilibrium temperature: 969 K
Insolation: 146.577 Earth flux

Host system

Star and system properties

Host star: K2-405
Stars in system: 1
Known planets in system: 1
Spectral type: K0
Stellar temperature: 4,927 K
Stellar radius: 0.765 R☉
Stellar mass: 1.034 M☉
Stellar metallicity: 0.132 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 197.234 parsecs
Right ascension: 10h57m30.24s
Declination: +12d32m08.21s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,022
Publication date: 2022-06
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 K2-405 b.

Generic neptune like catalog artwork; not a direct image of K2-405 b — Apex Andromeda catalog artwork