HR 810

Planetary system · 56.5 light-years away · also HD 17051, HIP 12653

HR 810 is 56.5 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G0V star; the first was found in 1999 by radial velocity (La Silla Observatory).

Fly there in 3D

Worth knowing

HR 810 b takes 302.8 days to go round its star once.

The star

Spectral typeG0V
Surface temperature6,167 K
Mass1.34 solar masses
Radius1.13 solar radii
Luminosity1.791 times the Sun
Apparent magnitude5.4
Ageabout 2.72 billion years
Distance from the Sun56.5 light-years (17.3 parsecs)
Position (J2000)RA 40.6417°, Dec -50.7993°
ConstellationHorologium

Planets (1)

PlanetYearOrbitRadiusMassFound
HR 810 b302.8 days0.920 AU12.7 R⊕ estimated1970.5 M⊕Radial Velocity, 1999

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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