proportional navigation
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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
proportional navigation — The control of the trajectory of a body to home onto a target by changing the course of the body several times based on the rate of change of the sightline to the target. Thus, the angular rate of velocity is proportional to the angular rate of… … Aviation dictionary
Navigation — Navigation, die Kunst, ein Schiff mit Hilfe der Regeln, die die Schiffahrtskunde (Steuermannskunst) lehrt, sicher von einem Ort nach einem bestimmten andern Ort auf der Erde, über See oder in Binnengewässern zu steuern, und außerdem die Kenntnis… … Lexikon der gesamten Technik
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
MAA-1 Piranha — Type Short range air to air missile Place of origin Brazil Service history Used by Brazilian Air Force Brazilian Navy … 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
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
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
