Harpoon anti-ship missile

Harpoon anti-ship missile
Avriette · CC BY-SA 3.0 · source
Name	Harpoon anti-ship missile
Origin	United States
Type	Anti-ship missile
Service	1977–present
Used by	See section below
Designer	McDonnell Douglas
Design date	1967–1973
Manufacturer	Boeing, McDonnell Douglas, Boeing Defense, Raytheon, Boeing Integrated Defense Systems
Unit cost	Variable
Weight	Variable by variant
Length	Variable by variant
Diameter	Variable by variant
Wingspan	Variable by variant
Filling	High-explosive blast-fragmentation
Guidance	Active radar homing, inertial navigation, GPS (some variants)
Propulsion	Turbojet, solid rocket booster (some variants)
Speed	Subsonic
Vehicle range	Varies by variant
Launch platforms	Surface ships, submarines, aircraft, coastal batteries

Harpoon anti-ship missile is an American all-weather, over-the-horizon anti-ship missile originally developed in the late 1960s and fielded from the 1970s. Designed for sea-skimming attack profiles with active radar homing, it entered service with the United States Navy and has since been adopted by numerous navies and air arms worldwide. The system has seen continuous upgrades spanning propulsion, guidance, and warhead capabilities, and has been integrated onto ships, aircraft, submarines, and coastal defense installations.

Development and Design

Development began under programs managed by the United States Navy and industrial teams including Boeing predecessor McDonnell Douglas during the Cold War era of the Vietnam War and the broader naval arms competition with the Soviet Union. Initial design goals emphasized survivability against layered air defenses observed in conflicts such as the Yom Kippur War and requirements from commands like Naval Air Systems Command. Engineering advances were informed by prior weapon systems represented in programs at China Lake and collaborative research with contractors linked to Defense Advanced Research Projects Agency priorities. The airframe and propulsion drew on expertise from manufacturers serving the F-4 Phantom II and A-6 Intruder programs, while guidance sought to leverage active radar seeker technologies evolved from projects tied to AN/APQ-series radar developments. The design incorporated sea-skimming flight, autopilot stabilization derived from UAV experiments at Edwards Air Force Base, and modular sections to facilitate later upgrades by firms including Raytheon Technologies.

Variants and Modifications

Variants emerged to meet requirements from flagship programs such as the Harpoon Block II, Harpoon Block IIC, and submarine-launched adaptations. Modifications included turbojet improvements influenced by engines used in Tomahawk cruise missile programs and solid rocket boosters adapted from systems fielded with Standard Missile family technology. Air-launched versions were integrated on platforms such as the B-52 Stratofortress, F/A-18 Hornet, and P-3 Orion, while submarine variants required encapsulation techniques resembling those used for Submarine Launched Ballistic Missile handling at Naval Submarine Base New London. Cooperative development with allies produced licensed builds analogous to arrangements seen with BAE Systems and Kongsberg Defence & Aerospace on other weapons, and software-defined seeker upgrades paralleled developments for the AMRAAM program.

Operational History

Operational deployment began in the late 1970s with patrols in strategic theaters including the Gulf of Aden, South China Sea, and the North Atlantic Treaty Organization maritime exercises. The missile has seen combat-like use in engagements involving naval forces of Iran and coalition task groups during crises such as the Gulf War and operations connected to Operation Desert Storm. Instances of use or claimed strikes involved actors from the Israel Defense Forces coastal operations, and encounters in littoral zones echoed lessons from the Falklands War about anti-ship missile employment. NATO-led exercises and incidents off the coast of Syria have influenced tactical doctrines applied by fleets including the Royal Navy and Japan Maritime Self-Defense Force. Investigations by military analysts from institutions like the Center for Strategic and International Studies and think tanks connected to RAND Corporation have assessed performance in real-world scenarios.

Deployment and Platforms

The missile family has been deployed from surface combatants such as Arleigh Burke-class destroyer, Ticonderoga-class cruiser, and frigates like the Oliver Hazard Perry-class frigate, as well as aircraft including the F/A-18 Hornet, F-16 Fighting Falcon (adapted in some air forces), P-3 Orion, and maritime patrol aircraft like the P-8 Poseidon. Submarine launch capability has been installed on classes such as the Los Angeles-class submarine and export variants for platforms like the Scorpène-class submarine. Coastal defense batteries modeled after systems fielded by countries like India and Taiwan employ trailerized or fixed launchers similar in concept to platforms used by Norway and South Korea. Integration involved combat systems such as Aegis Combat System and command networks linked to standards like Link 16 for cooperative targeting.

Guidance, Warhead, and Performance

Guidance evolved from inertial navigation and mid-course datalink corrections to active radar homing seekers with software improvements comparable to upgrades in the Sea Sparrow and Evolved Sea Sparrow Missile suites. Later blocks incorporated GPS augmentation and anti-jamming measures paralleling developments in the Global Positioning System and electronic warfare techniques studied at Naval Research Laboratory. Warhead types include high-explosive blast-fragmentation with fuzing modes akin to those used in anti-ship munitions studied by Office of Naval Research. Performance metrics—range, speed, and radar cross-section signatures—vary by model, with some Block IIIC aspirations seeking networked targeting similar to cooperative engagement concepts evaluated within U.S. Pacific Fleet exercises.

Export, Licensing, and Global Operators

Export and licensing arrangements followed patterns seen in multinational defense sales involving agencies like the U.S. State Department and Defense Security Cooperation Agency. Operators span many navies and air forces including the Royal Australian Navy, Canadian Forces, German Navy, Indian Navy, Royal Netherlands Navy, Republic of Korea Navy, Royal Navy, Japan Maritime Self-Defense Force, Royal Saudi Navy, Pakistan Navy, Turkish Navy, Brazilian Navy, Royal Thai Navy, Hellenic Navy, Spanish Navy, Italian Navy, Royal New Zealand Navy, Philippine Navy, and others. Licensed production and local sustainment have been managed through partnerships similar to earlier arrangements with Lockheed Martin and European firms, and procurement decisions have been influenced by strategic assessments from organizations like NATO and regional defense ministries.

Category:Anti-ship missiles