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Iota2 Scorpii

ι<sup>2</sup> Scorpii, Latinised as Iota<sup>2</sup> Scorpii, is a single star in tail of the zodiac constellation of Scorpius. It has an apparent visual magnitude of +4.82, and is visible to the naked eye. Because of parallax measurement errors, the distance to this star is only approximately known: it lies around 2,500&nbsp;light years away from the Sun. It has a visual companion, a magnitude 11.0 star at an angular separation of 31.60&nbsp;arcseconds along a position angle of 36°, as of 2000.

In the literature, there are two different stellar classifications for this star: A2&nbsp;Ib and A6&nbsp;Ib. In either case it is an A-type supergiant star with an estimated age of 30 million years and a mass 8.8 times that of the Sun. It shines with a luminosity 5,798 times the Sun's from an outer atmosphere that has an effective temperature of . As with other stars of its type, ι<sup>2</sup> Scorpii varies slightly in brightness, showing an amplitude of 0.05 in magnitude.

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