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K2-261 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-261 b

Confirmed exoplanet · Gas Giant

K2-261 b

Orbiting K2-261

Discovered in 2018 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of K2-261 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Transit
Radius: 9.269827 R⊕
Mass: 68.968764 M⊕
Orbit: 11.633468 days
Distance: 213.283 pc

Planet profile

Orbit and physical properties

Orbital period: 11.633468 days
Semi-major axis: 0.1086 AU
Eccentricity: 0.274
Radius: 9.269827 Earth radii
Mass: 68.968764 Earth masses
Mass provenance: Mass
Density: 0.473 g/cm³
Equilibrium temperature: 1,036 K
Insolation: 180 Earth flux

Host system

Star and system properties

Host star: K2-261
Stars in system: 1
Known planets in system: 1
Spectral type: G7 IV/V
Stellar temperature: 5,490 K
Stellar radius: 1.663 R☉
Stellar mass: 1.107 M☉
Stellar metallicity: 0.372 dex
Stellar age: 8.8 Gyr
Distance: 213.283 parsecs
Right ascension: 10h52m07.75s
Declination: +00d29m35.40s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,018
Publication date: 2018-11
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 K2-261 b.

Generic gas giant catalog artwork; not a direct image of K2-261 b — Apex Andromeda catalog artwork