TOI-2202

Planetary system · 769.5 light-years away

TOI-2202 is 770 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this K8 V star; the first was found in 2021 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-2202 b goes round its star every 11.9 days, 7 times as often as Mercury goes round the Sun.

The star

Spectral typeK8 V
Surface temperature5,169 K
Mass0.841 solar masses
Radius0.808 solar radii
Luminosity0.397 times the Sun
Apparent magnitude13.004
Ageabout 6.4 billion years
Distance from the Sun769.5 light-years (235.9 parsecs)
Position (J2000)RA 51.2284°, Dec -73.9575°
ConstellationHydrus

Planets (2)

PlanetYearOrbitRadiusMassFound
TOI-2202 b11.9 days0.0956 AU10.951 R⊕287.32 M⊕Transit, 2021
TOI-2202 c24.7 days0.155 AU13.4 R⊕ estimated117.28 M⊕Transit Timing Variations, 2021

Values are the NASA Exoplanet Archive’s composite parameters. A radius marked estimated comes from a mass–radius relation; a mass marked minimum is M sin i. Planet sizes and colours in the 3D view are renderings: none of these worlds has been photographed as more than a point of light.

Sources

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