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TOI-3261 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-3261 b

Confirmed exoplanet · Neptune Like

TOI-3261 b

Orbiting TOI-3261

Discovered in 2024 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 TOI-3261 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Transit
Radius: 3.82 R⊕
Mass: 30.3 M⊕
Orbit: 0.883133 days
Distance: 300.141 pc

Planet profile

Orbit and physical properties

Orbital period: 0.883133 days
Semi-major axis: 0.01714 AU
Eccentricity: 0
Radius: 3.82 Earth radii
Mass: 30.3 Earth masses
Mass provenance: Mass
Density: 3 g/cm³
Equilibrium temperature: 1,722 K
Insolation: 1,466 Earth flux

Host system

Star and system properties

Host star: TOI-3261
Stars in system: 1
Known planets in system: 1
Spectral type: K1.5+/-1
Stellar temperature: 5,068 K
Stellar radius: 0.849 R☉
Stellar mass: 0.861 M☉
Stellar metallicity: 0.138 dex
Stellar age: 6.5 Gyr
Distance: 300.141 parsecs
Right ascension: 03h10m54.85s
Declination: -73d31m55.10s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,024
Publication date: 2024-09
Discovery locale: Space
Facility: Transiting Exoplanet Survey Satellite (TESS)
Telescope: 0.1 m TESS Telescope
Instrument: TESS CCD Array
NASA Exoplanet Archive: Open composite record ↗

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