precision approach

precision approach
An approach in which range, azimuth, and glide slope information are provided to the pilot. See also final approach; nonprecision approach.

Military dictionary. 2000.

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  • Precision approach radar — (PAR) is a type of radar guidance system designed to provide lateral and vertical guidance to an aircraft pilot for landing, until the missed approach point is reached. Controllers monitoring the PAR displays observe each aircraft s position and… …   Wikipedia

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  • Precision Approach Path Indicator — Le PAPI (Precision Approach Path Indicator, ou indicateur de pente d approche) est un instrument aidant à effectuer une approche correcte (dans le plan vertical) sur un aérodrome ou un aéroport. Il est généralement situé sur le côté de la piste,… …   Wikipédia en Français

  • precision approach — An approach in which range, azimuth, and glide slope information are provided to the pilot. This information may be provided by a pilot interpreted aid, such as ILS (instrument landing system), or given by a ground controller, as in a GCA (ground …   Aviation dictionary

  • precision approach path indicator — A system of lights arranged to provide visual descent guidance information during the approach to a runway. The system is similar to the VASI (visual approach slope indicator). However, the light units are installed in a single row of either two… …   Aviation dictionary

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  • abbreviated precision approach path indicator — A precision approach path indicator system consisting of only two light units situated on the left side of the runway. The aircraft is on a slope if the unit nearest the runway shows red and the unit farthest from the runway shows white, too high …   Aviation dictionary

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