US and Japan Successfully Test SM-3 IB Threat Update

On September 11, the United States and Japan successfully intercepted a separating ballistic missile target with a Standard Missile-3 (SM-3) IB Threat Update (TU) interceptor off the coast of Hawaii. The Japanese Aegis destroyer JS Atago (DDG-177) fired the SM-3 and intercepted the target in the test. According to the Missile Defense Agency press release, “The event, designated Japan Flight Test Mission-05 (JFTM-05), was conducted in order to demonstrate a successful engagement of a target missile from the JS ATAGO using the sea-based midcourse engagement capability provided by Aegis BMD.”