BD-11 4672

Planetary system · 88.6 light-years away · also HIP 90979

BD-11 4672 is 88.6 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this K7V star; the first was found in 2014 by radial velocity (La Silla Observatory).

Fly there in 3D

Worth knowing

BD-11 4672 c goes round its star every 74.2 days, 1.2 times as often as Mercury goes round the Sun.

The star

Spectral typeK7V
Surface temperature4,550 K
Mass0.651 solar masses
Radius0.639 solar radii
Luminosity0.157 times the Sun
Apparent magnitude10.03
Ageabout 7.4 billion years
Distance from the Sun88.6 light-years (27.2 parsecs)
Position (J2000)RA 278.3689°, Dec -11.6370°
ConstellationScutum

Planets (2)

PlanetYearOrbitRadiusMassFound
BD-11 4672 c74.2 days0.300 AU4.04 R⊕ estimated15.37 M⊕ minimumRadial Velocity, 2020
BD-11 4672 b4.5 years2.360 AU14.1 R⊕ estimated206.59 M⊕ minimumRadial Velocity, 2014

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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