Fan Song fire-control radar

E158389

fire-control radar military radar system

The Fan Song fire-control radar is a Soviet-era tracking and guidance radar system used to direct S-75 Dvina (SA-2 Guideline) surface-to-air missiles against aerial targets.

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All labels observed (1)

Label	Occurrences
Fan Song fire-control radar canonical	3

How this entity was disambiguated

This entity first appeared as the object of triple T1371778 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Fan Song fire-control radar
Context triple: [S-75 Dvina, radarAssociation, Fan Song fire-control radar]

A. Aegis radar components
Aegis radar components are advanced naval radar and combat system elements designed to detect, track, and guide weapons against multiple airborne and missile threats as part of the Aegis Combat System.
B. Freya radar
Freya radar was an early German ground-based radar system used extensively for air defense during World War II.
C. AN/MPQ-53 radar
The AN/MPQ-53 is a multifunction, phased-array fire control radar used to detect, track, and guide interceptors against aircraft and missile threats in the Patriot air defense system.
D. APY-10 multi-mission surface search radar
The APY-10 multi-mission surface search radar is an advanced maritime surveillance and targeting radar system used on platforms like the Boeing P-8 Poseidon for detecting, tracking, and classifying surface and subsurface contacts in all weather conditions.
E. AN/TPY-2 radar
The AN/TPY-2 radar is a high-resolution, X-band, phased-array missile defense radar used for detecting, tracking, and discriminating ballistic missile threats.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Fan Song fire-control radar
Target entity description: The Fan Song fire-control radar is a Soviet-era tracking and guidance radar system used to direct S-75 Dvina (SA-2 Guideline) surface-to-air missiles against aerial targets.

A. Aegis radar components
Aegis radar components are advanced naval radar and combat system elements designed to detect, track, and guide weapons against multiple airborne and missile threats as part of the Aegis Combat System.
B. Freya radar
Freya radar was an early German ground-based radar system used extensively for air defense during World War II.
C. AN/MPQ-53 radar
The AN/MPQ-53 is a multifunction, phased-array fire control radar used to detect, track, and guide interceptors against aircraft and missile threats in the Patriot air defense system.
D. APY-10 multi-mission surface search radar
The APY-10 multi-mission surface search radar is an advanced maritime surveillance and targeting radar system used on platforms like the Boeing P-8 Poseidon for detecting, tracking, and classifying surface and subsurface contacts in all weather conditions.
E. AN/TPY-2 radar
The AN/TPY-2 radar is a high-resolution, X-band, phased-array missile defense radar used for detecting, tracking, and discriminating ballistic missile threats.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	fire-control radar ⓘ military radar system ⓘ
associatedMissileSystemNATOName	SA-2 Guideline ⓘ
associatedMissileSystemSovietDesignation	S-75 Dvina ⓘ linked to: S-75 Dvina (SA-2 Guideline) missile
associatedWith	P-12 Spoon Rest radar ⓘ linked to: Spoon Rest early warning radar P-18 Spoon Rest D radar ⓘ linked to: Spoon Rest early warning radar
countryOfOrigin	Soviet Union ⓘ
deployment	fixed site ⓘ semi-mobile installation ⓘ
developedBy	Soviet defense industry ⓘ
era	Cold War ⓘ
frequencyBand	C-band ⓘ E-band ⓘ
function	missile guidance ⓘ target illumination ⓘ target tracking ⓘ
generation	first-generation Soviet SAM fire-control radar ⓘ
guidanceType	command guidance ⓘ
introducedInPeriod	late 1950s ⓘ
NATOReportingName	Fan Song ⓘ
notableEvent	used in shootdown of U-2 spy plane piloted by Francis Gary Powers in 1960 ⓘ
operatedBy	ground-based air defense units ⓘ
partOf	S-75 Dvina surface-to-air missile system ⓘ linked to: S-75 Dvina (SA-2 Guideline) missile SA-2 Guideline surface-to-air missile system ⓘ linked to: S-75 Dvina (SA-2 Guideline) missile
primaryUser	Soviet Air Defence Forces ⓘ linked to: Soviet Air Defense Forces
radarGuidanceMode	track-while-command ⓘ
replacedBy	newer Soviet SAM fire-control radars ⓘ
role	fire-control for SA-2 Guideline ⓘ
status	largely obsolete ⓘ
targetType	high-altitude aircraft ⓘ medium-altitude aircraft ⓘ
type	continuous-wave radar ⓘ tracking radar ⓘ
usedBy	Egypt ⓘ North Korea ⓘ Soviet Union ⓘ Syria ⓘ Vietnam ⓘ linked to: Viet Nam Warsaw Pact countries ⓘ linked to: Warsaw Pact
usedFor	guiding surface-to-air missiles ⓘ tracking aerial targets ⓘ
usedInConflict	Six-Day War ⓘ Vietnam War ⓘ War of Attrition ⓘ Yom Kippur War ⓘ
usedWith	S-75 Dvina launcher ⓘ linked to: S-75 Dvina (SA-2 Guideline) missile S-75M Volga variant ⓘ linked to: S-75 Dvina (SA-2 Guideline) missile V-750 missile ⓘ