EPIC 212297394

Planetary system · 1364.6 light-years away

EPIC 212297394 is 1,365 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 5,171 K star; the first was found in 2019 by transit (K2).

Fly there in 3D

Worth knowing

EPIC 212297394 b goes round its star every 2.29 days, 38 times as often as Mercury goes round the Sun.

Where the archive gives only a period or only an orbit size, the other is worked out from Kepler’s third law with the star’s mass.

The star

Surface temperature5,171 K
Mass0.83 solar masses
Radius0.8 solar radii
Luminosity0.3416 times the Sun
Apparent magnitude14.611
Distance from the Sun1364.6 light-years (418.4 parsecs)
Position (J2000)RA 207.2061°, Dec -17.6099°
ConstellationVirgo

Planets (2)

PlanetYearOrbitRadiusMassFound
EPIC 212297394 b2.29 days0.0319 AU from Kepler’s law1.48 R⊕2.79 M⊕ estimatedTransit, 2019
EPIC 212297394 c5.21 days0.0553 AU from Kepler’s law2.27 R⊕5.77 M⊕ estimatedTransit, 2021

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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