HD 219077

Planetary system · 95.2 light-years away · also HD 219077, HIP 114699

HD 219077 is 95.2 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G8 V+ star; the first was found in 2012 by radial velocity (La Silla Observatory).

Fly there in 3D

Worth knowing

HD 219077 b takes 15.0 years to go round its star once.

The star

Spectral typeG8 V+
Surface temperature5,362 K
Mass0.92 solar masses
Radius1.91 solar radii
Luminosity2.661 times the Sun
Apparent magnitude6.12
Ageabout 8.9 billion years
Distance from the Sun95.2 light-years (29.2 parsecs)
Position (J2000)RA 348.5319°, Dec -62.7018°
ConstellationTucana

Planets (1)

PlanetYearOrbitRadiusMassFound
HD 219077 b15.0 years5.935 AU12.5 R⊕ estimated3057.5 M⊕Radial Velocity, 2012

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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