WASP-42

WASP-42 is a K-type main-sequence star. Its surface temperature is 5315$$ K. WASP-42 is similar to the Sun in concentration of heavy elements, with metallicity ([Fe/H]) of 0.05$$, and is much older than the Sun at $$ billion years. The star does exhibit starspot activity as is typical for its spectral class.

Multiplicity surveys did not detect any stellar companions to WASP-42 in 2017.

Planetary system
In 2012, one planet, named WASP-42b, was discovered on a tight, mildly eccentric orbit. The planetary equilibrium temperature is 1021$$ K.