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TOI-700 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-700 b

Confirmed exoplanet · Terrestrial

TOI-700 b

Orbiting TOI-700

Discovered in 2020 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

TOI 700 Artists' Illustration, an official NASA exoplanet image or artist concept — Sourced object or system artworkNASA's Goddard Space Flight Center

Discovery: 2,020
Method: Transit
Radius: 0.914 R⊕
Mass: 0.704 M⊕
Orbit: 9.977219 days
Distance: 31.1265 pc

Planet profile

Orbit and physical properties

Orbital period: 9.977219 days
Semi-major axis: 0.0677 AU
Eccentricity: 0.075
Radius: 0.914 Earth radii
Mass: 0.704 Earth masses
Mass provenance: M-R relationship
Density: 5.07 g/cm³
Equilibrium temperature: 417 K
Insolation: 4.98 Earth flux

Host system

Star and system properties

Host star: TOI-700
Stars in system: 1
Known planets in system: 4
Spectral type: M2.5 V
Stellar temperature: 3,459 K
Stellar radius: 0.421 R☉
Stellar mass: 0.415 M☉
Stellar metallicity: -0.07 dex
Stellar age: 1.5 Gyr
Distance: 31.1265 parsecs
Right ascension: 06h28m22.97s
Declination: -65d34m43.01s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,020
Publication date: 2020-09
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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