Zeta¹ Scorpii is the base of the scorpion's tail. Despite sharing its name with the close-by zeta², the two stars do not form a true binary.

Zeta¹ is the brightest member of a fine star cluster, NGC 6231, a naked eye star cluster of over a hundred stars, well seen in binoculars.

To locate the cluster, drop southeast of Antares three fields of view: binoculars.