HIP 79431

Planetary system · 47.4 light-years away · also HIP 79431

HIP 79431 is 47.4 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this M3 V star; the first was found in 2009 by radial velocity (W. M. Keck Observatory).

Fly there in 3D

Worth knowing

HIP 79431 b takes 111.7 days to go round its star once.

The star

Spectral typeM3 V
Surface temperature3,191 K
Mass0.49 solar masses
Radius0.478625 solar radii
Luminosity0.02824 times the Sun
Apparent magnitude11.394
Distance from the Sun47.4 light-years (14.5 parsecs)
Position (J2000)RA 243.1742°, Dec -18.8764°
ConstellationScorpius

Planets (1)

PlanetYearOrbitRadiusMassFound
HIP 79431 b111.7 days0.360 AU13.4 R⊕ estimated667.41 M⊕ minimumRadial Velocity, 2009

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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