CoRoT-18

Planetary system · 2494.7 light-years away

CoRoT-18 is 2,495 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G9 V star; the first was found in 2011 by transit (CoRoT).

Fly there in 3D

Worth knowing

CoRoT-18 b goes round its star every 45.6 hours, 46 times as often as Mercury goes round the Sun.

The star

Spectral typeG9 V
Surface temperature5,440 K
Mass0.95 solar masses
Radius1 solar radii
Luminosity0.6761 times the Sun
Apparent magnitude14.868
Ageabout 0.6 billion years
Distance from the Sun2494.7 light-years (764.9 parsecs)
Position (J2000)RA 98.1724°, Dec -0.0316°
ConstellationMonoceros

Planets (1)

PlanetYearOrbitRadiusMassFound
CoRoT-18 b45.6 hours0.0295 AU14.68 R⊕1102.8 M⊕Transit, 2011

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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