TOI-1244

Planetary system · 334.5 light-years away · also TYC 4421-473-1

TOI-1244 is 334 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 4,599 K star; the first was found in 2024 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-1244 b goes round its star every 6.40 days, 14 times as often as Mercury goes round the Sun.

The star

Surface temperature4,599 K
Mass0.73 solar masses
Radius0.721 solar radii
Luminosity0.235 times the Sun
Apparent magnitude11.929
Ageabout 5.9 billion years
Distance from the Sun334.5 light-years (102.6 parsecs)
Position (J2000)RA 256.2796°, Dec 69.5191°
ConstellationDraco

Planets (1)

PlanetYearOrbitRadiusMassFound
TOI-1244 b6.40 days0.0607 AU2.467 R⊕6.6 M⊕Transit, 2024

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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