HD 190007

Planetary system · 41.5 light-years away · also HD 190007, HIP 98698

HD 190007 is 41.5 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this K4 V star; the first was found in 2020 by radial velocity (Multiple Observatories).

Fly there in 3D

Worth knowing

HD 190007 b goes round its star every 11.7 days, 8 times as often as Mercury goes round the Sun.

The star

Spectral typeK4 V
Surface temperature4,610 K
Mass0.77 solar masses
Radius0.79 solar radii
Luminosity0.2089 times the Sun
Apparent magnitude7.46
Ageabout 1 billion years
Distance from the Sun41.5 light-years (12.7 parsecs)
Position (J2000)RA 300.6956°, Dec 3.3267°
ConstellationAquila

Planets (1)

PlanetYearOrbitRadiusMassFound
HD 190007 b11.7 days0.0920 AU4.06 R⊕ estimated15.5 M⊕ minimumRadial Velocity, 2020

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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