USS Yorktown (NCC-1704-A)

USS Yorktown (NCC-1704-A) was the lead ship and prototype for the Yorktown class starships that were on active duty in Starfleet during at least the late 24th century. (Starfleet International: Vessel Registry, revised June 2007)

In 2384, Yorktown's commanding officer was Captain Vicky Adkins

Background
Yorktown-A was also a Starfleet International chapter based in.

Reference

 * Starfleet International Vessel Registry, revised June 2007.