HD 46375

Planetary system · 96.4 light-years away · also HD 46375, HIP 31246

HD 46375 is 96.4 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this K1 IV-V star; the first was found in 2000 by radial velocity (W. M. Keck Observatory).

Fly there in 3D

Worth knowing

HD 46375 b goes round its star every 3.02 days, 29 times as often as Mercury goes round the Sun.

HD 46375 is one of 2 stars in its system. The position of the other star is not catalogued, so only HD 46375 and its planets are drawn.

The star

Spectral typeK1 IV-V
Surface temperature5,285 K
Mass0.92 solar masses
Radius0.914196 solar radii
Luminosity0.5688 times the Sun
Apparent magnitude7.91
Ageabout 9 billion years
Distance from the Sun96.4 light-years (29.6 parsecs)
Position (J2000)RA 98.3031°, Dec 5.4625°
ConstellationMonoceros

Planets (1)

PlanetYearOrbitRadiusMassFound
HD 46375 b3.02 days0.0398 AU10 R⊕ estimated71.8 M⊕ minimumRadial Velocity, 2000

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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