is a Japanese ship-launched
anti-submarine missile An anti-submarine missile is a standoff anti-submarine weapon. Often a variant of anti-ship missile designs, an anti-submarine systems typically use a jet or rocket engine, to deliver an explosive warhead aimed directly at a submarine, a depth ch ...
.
Description
Since FY1991, the has started developing the range-extended version of
ASROC
The RUR-5 ASROC (for "Anti-Submarine Rocket") is an all-weather, all sea-conditions anti-submarine missile system. Developed by the United States Navy in the 1950s, it was deployed in the 1960s, updated in the 1990s, and eventually installed ...
to exploit the greater direct-path range of new low-frequency
sonar
Sonar (sound navigation and ranging or sonic navigation and ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigation, navigate, measure distances (ranging), communicate with or detect o ...
(OQS-XX: later OQS-2x series). After that, following the end of the
Cold War
The Cold War is a term commonly used to refer to a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc. The term '' cold war'' is used because the ...
, it became a complete performance improvement version including not only simple range extension but also improvement in
responsiveness
Responsiveness as a concept of computer science refers to the specific ability of a system or functional unit to complete assigned tasks within a given time. For example, it would refer to the ability of an artificial intelligence system to unde ...
.
The missile is fired from Mk 41
vertical launching system
A vertical launching system (VLS) is an advanced system for holding and firing missiles on mobile naval platforms, such as surface ships and submarines. Each vertical launch system consists of a number of ''cells'', which can hold one or mor ...
and the maximum speed reaches
supersonic
Supersonic speed is the speed of an object that exceeds the speed of sound ( Mach 1). For objects traveling in dry air of a temperature of 20 °C (68 °F) at sea level, this speed is approximately . Speeds greater than five times ...
. It is controlled by
inertial guidance system
An inertial navigation system (INS) is a navigation device that uses motion sensors (accelerometers), rotation sensors ( gyroscopes) and a computer to continuously calculate by dead reckoning the position, the orientation, and the velocity (dire ...
which uses a
thrust vector control
Thrust vectoring, also known as thrust vector control (TVC), is the ability of an aircraft, rocket, or other vehicle to manipulate the direction of the thrust from its engine(s) or motor(s) to control the attitude or angular velocity of the ve ...
. The maximum range is said to be over 30 kilometers.
Operators
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:-
:-
See also
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List of missiles by country#Japan
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RUM-139 VL-ASROC
The RUM-139 VL-ASROC is an anti-submarine missile in the ASROC family, currently built by Lockheed Martin for the U.S. Navy.
History
Design and development of the missile began in 1983 when Goodyear Aerospace was contracted by the U.S. Navy to de ...
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SMART
Smart or SMART may refer to:
Arts and entertainment
* ''Smart'' (Hey! Say! JUMP album), 2014
* Smart (Hotels.com), former mascot of Hotels.com
* ''Smart'' (Sleeper album), 1995 debut album by Sleeper
* ''SMart'', a children's television ser ...
References
Books
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Articles
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{{Japanese missiles
Guided missiles of Japan
Anti-submarine missiles