TOI-1452

Planetary system · 99.5 light-years away

TOI-1452 is 99.5 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this M4 +/- 0.5 V star; the first was found in 2022 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-1452 b goes round its star every 11.1 days, 8 times as often as Mercury goes round the Sun.

TOI-1452 is one of 2 stars in its system: the other is drawn where the Washington Double Star Catalog measures it on the sky.

The star

Spectral typeM4 +/- 0.5 V
Surface temperature3,185 K
Mass0.249 solar masses
Radius0.275 solar radii
Luminosity0.007 times the Sun
Apparent magnitude14.354
Distance from the Sun99.5 light-years (30.5 parsecs)
Position (J2000)RA 290.1740°, Dec 73.1951°
ConstellationDraco

The other star

TOI-1452 A is a M4 star of magnitude 12.3, moving through space with it. In 2020 it was 3.1″ from TOI-1452, at position angle 183° (Washington Double Star Catalog, 19207+7312 TOI1452): 94.6 AU on the sky at this distance. The true distance can only be larger.

Planets (1)

PlanetYearOrbitRadiusMassFound
TOI-1452 b11.1 days0.0610 AU1.672 R⊕4.82 M⊕Transit, 2022

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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