HD 73526

Planetary system · 317.1 light-years away · also HD 73526, HIP 42282

HD 73526 is 317 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this G6 V star; the first was found in 2002 by radial velocity (Anglo-Australian Telescope).

Fly there in 3D

Worth knowing

HD 73526 c takes 379.1 days to go round its star once.

The star

Spectral typeG6 V
Surface temperature5,601 K
Mass1.14 solar masses
Radius1.53 solar radii
Luminosity2.177 times the Sun
Apparent magnitude8.99
Ageabout 9.2 billion years
Distance from the Sun317.1 light-years (97.2 parsecs)
Position (J2000)RA 129.3183°, Dec -41.3184°
ConstellationVela

Planets (2)

PlanetYearOrbitRadiusMassFound
HD 73526 b disputed188.3 days0.650 AU13.1 R⊕ estimated978.92 M⊕ minimumRadial Velocity, 2002
HD 73526 c379.1 days1.030 AU13.3 R⊕ estimated715.09 M⊕ minimumRadial Velocity, 2005

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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