HD 151450

Planetary system · 142.2 light-years away · also HD 151450

HD 151450 is 142 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 6,092 K star; the first was found in 2022 by radial velocity (Multiple Observatories).

Fly there in 3D

Worth knowing

HD 151450 b goes round its star every 21.9 days, 4 times as often as Mercury goes round the Sun.

The star

Surface temperature6,092 K
Mass1.14 solar masses
Radius1.17184 solar radii
Luminosity1.704 times the Sun
Apparent magnitude7.43
Distance from the Sun142.2 light-years (43.6 parsecs)
Position (J2000)RA 252.0080°, Dec -15.9643°
ConstellationOphiuchus

Planets (2)

PlanetYearOrbitRadiusMassFound
HD 151450 b21.9 days0.160 AU6.94 R⊕ estimated38.457 M⊕ minimumRadial Velocity, 2022
HD 151450 c49.7 years14.131 AU12.8 R⊕ estimated1636.2 M⊕Radial Velocity, 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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