KELT-7

Planetary system · 445.8 light-years away · also HD 33643, HIP 24323

KELT-7 is 446 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this F star; the first was found in 2015 by transit (KELT).

Fly there in 3D

Worth knowing

KELT-7 b goes round its star every 2.73 days, 32 times as often as Mercury goes round the Sun.

The star

Spectral typeF
Surface temperature6,768 K
Mass1.76 solar masses
Radius1.81 solar radii
Luminosity5.728 times the Sun
Apparent magnitude8.56
Ageabout 1.3 billion years
Distance from the Sun445.8 light-years (136.7 parsecs)
Position (J2000)RA 78.2956°, Dec 33.3180°
ConstellationAuriga

Planets (1)

PlanetYearOrbitRadiusMassFound
KELT-7 b2.73 days0.0442 AU17.934 R⊕441.78 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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