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The missile warhead detonated at 23:30 GMT on May 6, 1962, approximately 1.2 miles (2 km) from the designated target point, and at the target altitude of 11,000 ft (3,400 m). The detonation was successful and had the full design yield of the W47Y1 at approximately 600 kilotons. The shot was designed to improve confidence in the US ballistic ...
The only US live test of an operational missile was the following: Frigate Bird : on May 6, 1962, a UGM-27 Polaris A-2 missile with a live 600 kt W47 warhead was launched from the USS Ethan Allen ; it flew 1,800 km (1,100 mi), re-entered the atmosphere, and detonated at an altitude of 3.4 km (2.1 mi) over the South Pacific.
The W71 nuclear warhead Warhead being lowered into the borehole. The W71 nuclear warhead was a US thermonuclear warhead developed at Lawrence Livermore National Laboratory in California and deployed on the LIM-49A Spartan missile, a component of the Safeguard Program, an anti-ballistic missile (ABM) defense system briefly deployed by the US in the 1970s.
North Korea test-fired an intercontinental ballistic missile that flew for its longest ever recorded flight time and with a theoretical range capable of striking the U.S. mainland, South Korea and ...
North Korea was sanctioned by the security council in 2006 and the measures were steadily strengthened over the years with the aim of halting its development of nuclear weapons and ballistic missiles.
North Korea fired a long-range ballistic missile into the sea off its east coast on Thursday, South Korea and Japan said, a day after Seoul reported the North was making preparations to test ...
The UGM-73 Poseidon missile was the second US Navy nuclear-armed submarine-launched ballistic missile (SLBM) system, powered by a two-stage solid-fuel rocket. It succeeded the UGM-27 Polaris beginning in 1972, bringing major advances in warheads and accuracy. It was followed by Trident I in 1979, and Trident II in 1990.
France has successfully test-fired an M51.3 long-range ballistic missile, boosting the credibility of France's nuclear deterrence capabilities, the defence ministry said on Sunday.