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TOI-220 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-220 b

Confirmed exoplanet · Neptune Like

TOI-220 b

Orbiting TOI-220

Discovered in 2021 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-220 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Transit
Radius: 3.03 R⊕
Mass: 13.8 M⊕
Orbit: 10.695264 days
Distance: 90.7402 pc

Planet profile

Orbit and physical properties

Orbital period: 10.695264 days
Semi-major axis: 0.08911 AU
Eccentricity: 0.032
Radius: 3.03 Earth radii
Mass: 13.8 Earth masses
Mass provenance: Mass
Density: 2.73 g/cm³
Equilibrium temperature: 805 K
Insolation: 137.7252 Earth flux

Host system

Star and system properties

Host star: TOI-220
Stars in system: 1
Known planets in system: 1
Spectral type: K0 V
Stellar temperature: 5,298 K
Stellar radius: 0.858 R☉
Stellar mass: 0.825 M☉
Stellar metallicity: -0.217 dex
Stellar age: 10.1 Gyr
Distance: 90.7402 parsecs
Right ascension: 06h07m11.93s
Declination: -61d59m49.96s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,021
Publication date: 2021-08
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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