HD 134987

Planetary system · 85.4 light-years away · also HD 134987, HIP 74500

HD 134987 is 85.4 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this G5 V star; the first was found in 1999 by radial velocity (W. M. Keck Observatory).

Fly there in 3D

Worth knowing

HD 134987 c takes 13.7 years to go round its star once.

The star

Spectral typeG5 V
Surface temperature5,736 K
Mass1.1 solar masses
Radius1.22 solar radii
Luminosity1.8 times the Sun
Apparent magnitude6.47
Ageabout 8.4 billion years
Distance from the Sun85.4 light-years (26.2 parsecs)
Position (J2000)RA 228.3675°, Dec -25.3097°
ConstellationLibra

Planets (2)

PlanetYearOrbitRadiusMassFound
HD 134987 b258.2 days0.810 AU13.5 R⊕ estimated511.71 M⊕ minimumRadial Velocity, 1999
HD 134987 c13.7 years5.800 AU13.9 R⊕ estimated260 M⊕ minimumRadial Velocity, 2009

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

Privacy