Kepler-447

Planetary system · 874.2 light-years away

Kepler-447 is 874 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G8 V star; the first was found in 2015 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-447 b goes round its star every 7.79 days, 11 times as often as Mercury goes round the Sun.

The star

Spectral typeG8 V
Surface temperature5,493 K
Mass1 solar masses
Radius1.05 solar radii
Luminosity0.6456 times the Sun
Apparent magnitude12.52
Ageabout 1.62 billion years
Distance from the Sun874.2 light-years (268.0 parsecs)
Position (J2000)RA 285.2685°, Dec 48.5599°
ConstellationDraco

Planets (1)

PlanetYearOrbitRadiusMassFound
Kepler-447 b7.79 days0.0769 AU18.49 R⊕435.41 M⊕Transit, 2015

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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