WASP-23

Planetary system · 676.7 light-years away

WASP-23 is 677 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 5,150 K star; the first was found in 2010 by transit (SuperWASP).

Fly there in 3D

Worth knowing

WASP-23 b goes round its star every 2.94 days, 30 times as often as Mercury goes round the Sun.

The star

Surface temperature5,150 K
Mass0.78 solar masses
Radius0.765 solar radii
Luminosity0.42 times the Sun
Apparent magnitude12.539
Ageabout 6.2 billion years
Distance from the Sun676.7 light-years (207.5 parsecs)
Position (J2000)RA 101.1275°, Dec -42.7622°
ConstellationPuppis

Planets (1)

PlanetYearOrbitRadiusMassFound
WASP-23 b2.94 days0.0376 AU10.783 R⊕280.95 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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