proportional-navigation guidance

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• Proportional navigation — (PN) (Pro Nav) is a guidance law used in some form or another by most homing air target missiles. It is based on the fact that two vehicles are on a collision course when their direct Line of Sight does not change direction. PN dictates that the… …   Wikipedia

• navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… …   Universalium

• Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… …   Wikipedia

• Inertial navigation system — An Inertial Navigation System (INS) is a navigation aid that uses a computer and motion sensors to continuously track the position, orientation, and velocity (direction and speed of movement) of a vehicle without the need for external references …   Wikipedia

• Saturn V Instrument Unit — The Saturn V Instrument Unit is a ring shaped structure fitted to the top of the Saturn V rocket s third stage (S IVB) and the Saturn IB s second stage (S IVB). It was immediately below the SLA (Spacecraft/Lunar Module Adapter) panels that… …   Wikipedia

• Missile — For other uses, see Missile (disambiguation). A V 2 missile launch by the British during Operation Backfire. Though a missile may be any thrown or launched object, it colloquially almost always refers to a self propelled guided weapon system.… …   Wikipedia

• MAA-1 Piranha — Type Short range air to air missile Place of origin Brazil Service history Used by Brazilian Air Force Brazilian Navy …   Wikipedia

• Sea Dart missile — Infobox Weapon is missile=yes caption= Sea Dart missile name=Sea Dart type=surface to air, surface to surface origin=UK era=Cold War launch platform=ship target=aircraft or ship manufacturer=Hawker Siddeley (later British Aerospace) design date=… …   Wikipedia

• Buk missile system — Infobox Weapon name= 9K37 Buk NATO reporting name: SA 11 Gadfly, SA 17 Grizzly caption= 9K37 Buk ready to fire origin= flagcountry|Soviet Union type= Medium range SAM system is ranged= is bladed= is explosive= is artillery= is vehicle=yes is… …   Wikipedia

• FIM-92 Stinger — Infobox Weapon name= Stinger caption= Stinger system origin= flagicon|United States United States type=Manportable surface to air missile is ranged= is explosive=yes is missile=yes is UK= service= 1981 Present used by= See Operators wars=… …   Wikipedia

• QW-1 Vanguard — The People s Republic of China developed QW 1 Vanguard (Qian Wei in Chinese) is an all aspect man portable surface to air missile, from which a series of missiles were developed.QW 1It was first publicly shown at the 1994 Farnborough Air Show as… …   Wikipedia