HD 218566

Planetary system · 94.0 light-years away · also HD 218566, HIP 114322

HD 218566 is 94.0 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this K3V star; the first was found in 2010 by radial velocity (W. M. Keck Observatory).

Fly there in 3D

Worth knowing

HD 218566 b takes 225.7 days to go round its star once.

The star

Spectral typeK3V
Surface temperature4,730 K
Mass0.76 solar masses
Radius0.85 solar radii
Luminosity0.353 times the Sun
Apparent magnitude8.6
Ageabout 8.5 billion years
Distance from the Sun94.0 light-years (28.8 parsecs)
Position (J2000)RA 347.2974°, Dec -2.2612°
ConstellationPisces

Planets (1)

PlanetYearOrbitRadiusMassFound
HD 218566 b225.7 days0.690 AU9.32 R⊕ estimated63.566 M⊕ minimumRadial Velocity, 2010

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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