USS S'Harien (NCC-3147) was the lead ship and prototype of the S'Harien-class battlecruisers. It was on active duty in Starfleet during at least the late 23rd and early 24th centuries. (Starfleet Dynamics, 2291 edition) S'Harien was underwent trials ca. 2290 (Starfleet Prototypes) and was commissioned ca. 2291.