K2-27

Planetary system · 814.2 light-years away

K2-27 is 814 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 5,246 K star; the first was found in 2016 by transit (K2).

Fly there in 3D

Worth knowing

K2-27 b goes round its star every 6.77 days, 13 times as often as Mercury goes round the Sun.

K2-27 is one of 3 stars in its system. The position of the other 2 is not catalogued, so only K2-27 and its planets are drawn.

The star

Surface temperature5,246 K
Mass0.88 solar masses
Radius0.876 solar radii
Luminosity0.5374 times the Sun
Apparent magnitude12.689
Ageabout 10.3 billion years
Distance from the Sun814.2 light-years (249.6 parsecs)
Position (J2000)RA 171.5152°, Dec 1.2306°
ConstellationLeo

Planets (1)

PlanetYearOrbitRadiusMassFound
K2-27 b6.77 days0.0670 AU4.74 R⊕30.2 M⊕Transit, 2016

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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