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KOINTREAU-3 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/KOINTREAU-3 b

Confirmed exoplanet · Gas Giant

KOINTREAU-3 b

Orbiting ISO-Oph 96

Discovered in 2026 using Imaging. 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 KOINTREAU-3 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Imaging
Radius: 13.1 R⊕
Mass: 1,080.616584 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 140.563 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 342 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 13.1 Earth radii
Mass: 1,080.616584 Earth masses
Mass provenance: Mass
Density: 2.64 g/cm³
Equilibrium temperature: 8.74 K
Insolation: 0 Earth flux

Host system

Star and system properties

Host star: ISO-Oph 96
Stars in system: 1
Known planets in system: 1
Spectral type: K6-M1
Stellar temperature: 3,920 K
Stellar radius: 0.730795 R☉
Stellar mass: 0.41 M☉
Stellar metallicity: -0.05 dex
Stellar age: 0.002 Gyr
Distance: 140.563 parsecs
Right ascension: 16h27m04.51s
Declination: -24d43m00.06s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,026
Publication date: 2026-03
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck II Telescope
Instrument: NIRC2 Camera
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from KOINTREAU-3 b.

Generic gas giant catalog artwork; not a direct image of KOINTREAU-3 b — Apex Andromeda catalog artwork