USNS Big Horn (T-AO-198)
launched: 2 feb 1991
displacement: 9500 t
length: 206,50 m.
Beam: 29,7 m.
Draft: 10,68 m (max.)
Cargo capacity: 178.000 bbls
speed: 20 kts
Complement Civilian Mariners, 18 Officers, 64 Seamen, Navy, 1 Officer, 20 Enlisted
Aircraft helicopter platform only
Propulsion two medium speed Colt-Pielstick PC4-2/2 10V-570 diesel engines, twin shafts, 16,000 hp per shaft.
Docked in La Coruña.