HIP 34222

Planetary system · 74.5 light-years away · also HIP 34222

HIP 34222 is 74.5 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this K7 V star; the first was found in 2021 by radial velocity (Cerro Tololo Inter-American Observatory).

Fly there in 3D

Worth knowing

HIP 34222 b takes 160.0 days to go round its star once.

The star

Spectral typeK7 V
Surface temperature4,050 K
Mass0.62 solar masses
Radius0.6186 solar radii
Luminosity0.09275 times the Sun
Apparent magnitude10.14
Distance from the Sun74.5 light-years (22.8 parsecs)
Position (J2000)RA 106.4258°, Dec 27.4704°
ConstellationGemini

Planets (1)

PlanetYearOrbitRadiusMassFound
HIP 34222 b160.0 days0.492 AU13.9 R⊕ estimated263.8 M⊕ minimumRadial Velocity, 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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