WASP-22

Planetary system · 1036.0 light-years away · also TYC 6446-326-1

WASP-22 is 1,036 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G1 V star; the first was found in 2010 by transit (SuperWASP).

Fly there in 3D

Worth knowing

WASP-22 b goes round its star every 3.53 days, 25 times as often as Mercury goes round the Sun.

The star

Spectral typeG1 V
Surface temperature6,000 K
Mass1.46 solar masses
Radius1.24 solar radii
Luminosity1.758 times the Sun
Apparent magnitude11.99
Ageabout 3 billion years
Distance from the Sun1036.0 light-years (317.6 parsecs)
Position (J2000)RA 52.8180°, Dec -23.8198°
ConstellationEridanus

Planets (1)

PlanetYearOrbitRadiusMassFound
WASP-22 b3.53 days0.0470 AU13.787 R⊕212.95 M⊕Transit, 2010

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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