HD 33844

Planetary system · 345.0 light-years away · also HD 33844, HIP 24275

HD 33844 is 345 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this K0 III star; the first was found in 2015 by radial velocity (Anglo-Australian Telescope).

Fly there in 3D

Worth knowing

HD 33844 c takes 916.0 days to go round its star once.

The star

Spectral typeK0 III
Surface temperature4,861 K
Mass1.84 solar masses
Radius5.39 solar radii
Luminosity14.79 times the Sun
Apparent magnitude7.29
Ageabout 2.42 billion years
Distance from the Sun345.0 light-years (105.8 parsecs)
Position (J2000)RA 78.1506°, Dec -14.9510°
ConstellationLepus

Planets (2)

PlanetYearOrbitRadiusMassFound
HD 33844 b551.4 days1.600 AU13.4 R⊕ estimated638.84 M⊕ minimumRadial Velocity, 2015
HD 33844 c disputed916.0 days2.240 AU13.5 R⊕ estimated556.2 M⊕ minimumRadial Velocity, 2015

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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