Tags: Star.
Iota Horologii (ι Hor ι Horologii) is a solar twin yellow dwarf star approximately 56 light-years away in the Horologium constellation. The star is classified as a G0Vp yellow dwarf (it has previously been classified as G3 and a subgiant [IV]). It has a mass and radius larger than the Sun and is about 50% more luminous.In 1999 a planet of the star was discovered.