Federation Excelsior class explorer.   Starfleet registry NCC-14934.  In 2373, the Tecumseh and the Rutledge were ordered to launch a counterattack against Klingon forces in the Archanis sector.  The science officer of the Tecumseh was the husband of Dr. Kalandra.  Dr. Nathan Alexander was temporarily assigned to starship Tecumseh prior to the commissioning of the Sovereign class U.S.S. Maximillian.