Starfleet 1st Andorian Pursuit Group

The Starfleet 1st Andorian Pursuit Group is an Andorian Federation pursuit group military unit consisting of twelve Starfleet corvette vessels operating in three flights of four ships each, based at Starbase 27. In the late 23rd century the 1st Andorian Pursuit Group included Scorpio-class corvettes. (Reference: Federation Ship Recognition Manual)