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TOI-270 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-270 d

Confirmed exoplanet · Super Earth

TOI-270 d

Orbiting TOI-270

Discovered in 2019 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of TOI-270 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,019
Method: Transit
Radius: 2 R⊕
Mass: 4.2 M⊕
Orbit: 11.38194 days
Distance: 22.4793 pc

Planet profile

Orbit and physical properties

Orbital period: 11.38194 days
Semi-major axis: 0.0721 AU
Eccentricity: 0.0066
Radius: 2 Earth radii
Mass: 4.2 Earth masses
Mass provenance: Mass
Density: 2.9 g/cm³
Equilibrium temperature: 383 K
Insolation: 9.2135 Earth flux

Host system

Star and system properties

Host star: TOI-270
Stars in system: 1
Known planets in system: 3
Spectral type: M3 V
Stellar temperature: 3,506 K
Stellar radius: 0.38 R☉
Stellar mass: 0.386 M☉
Stellar metallicity: -0.17 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 22.4793 parsecs
Right ascension: 04h33m39.86s
Declination: -51d57m26.62s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,019
Publication date: 2019-07
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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