TIC 279401253

Planetary system · 931.5 light-years away · also TYC 5881-00551-1

TIC 279401253 is 931 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 5,951 K star; the first was found in 2023 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TIC 279401253 b goes round its star every 76.8 days, 1.1 times as often as Mercury goes round the Sun.

The star

Surface temperature5,951 K
Mass1.13 solar masses
Radius1.06 solar radii
Luminosity1.25 times the Sun
Apparent magnitude11.938
Ageabout 1.2 billion years
Distance from the Sun931.5 light-years (285.6 parsecs)
Position (J2000)RA 57.6572°, Dec -15.0262°
ConstellationEridanus

Planets (2)

PlanetYearOrbitRadiusMassFound
TIC 279401253 b76.8 days0.369 AU11.209 R⊕1951.5 M⊕Transit, 2023
TIC 279401253 c155.3 days0.591 AU12.6 R⊕ estimated2549 M⊕ minimumTransit, 2023

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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