K2-275

Planetary system · 402.6 light-years away

K2-275 is 403 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 4,841 K star; the first was found in 2018 by transit (K2).

Fly there in 3D

Worth knowing

K2-275 b goes round its star every 3.28 days, 27 times as often as Mercury goes round the Sun.

The star

Surface temperature4,841 K
Mass0.77 solar masses
Radius0.69 solar radii
Luminosity0.2551 times the Sun
Apparent magnitude11.974
Distance from the Sun402.6 light-years (123.4 parsecs)
Position (J2000)RA 132.1699°, Dec 20.4550°
ConstellationCancer

Planets (2)

PlanetYearOrbitRadiusMassFound
K2-275 b3.28 days0.0277 AU2.34 R⊕6.08 M⊕ estimatedTransit, 2018
K2-275 c8.44 days0.0881 AU2.21 R⊕5.52 M⊕ estimatedTransit, 2018

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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