minimum obstacle clearance

минимальная высота пролёта препятствий

Англо-русский словарь по гражданской авиации. — М.: Скорпион-Россия. . 1996.

Смотреть что такое "minimum obstacle clearance" в других словарях:

  • Minimum obstacle clearance altitude — Minimum Obstacle Clearance Altitude, or MOCA, is the lowest published altitude in effect between fixes on VOR airways, off airway routes, or route segments that meets obstacle (like a building or a tower) clearance requirements for the entire… …   Wikipedia

  • minimum obstacle clearance altitude — The lowest published altitude in effect between radio fixes on VOR (very high frequency omnidirection radio range) airways, off airway routes, or route segments that meets obstacle clearance requirements for the entire route segment and ensures… …   Aviation dictionary

  • obstacle-clearance limit — The height above the airport elevation below which the minimum prescribed vertical clearance cannot be maintained either on approach or in the event of a missed approach …   Aviation dictionary

  • Minimum safe altitude — Minimum safe altitude(MSA) is a concept used in planning and executing aircraft flights. It is an altitude which allows adequate vertical clearance from nearby terrain and manmade obstacles, and allows proper navigational functions. Contents 1… …   Wikipedia

  • minimum IFR altitude — The lowest IFR (instrument flight rules) altitude established for use in a specific airspace. Depending on the airspace concerned, the minimum IFR altitude may be a minimum obstacle clearance altitude (MOCA), a minimum en route altitude (MEA), a… …   Aviation dictionary

  • Minimum crossing altitude — In aviation, a minimum crossing altitude, or MCA, is the lowest altitude at which a navigational fix can be crossed when entering or continuing along an airway that will allow an aircraft to clear all obstacles while carrying out a normal climb… …   Wikipedia

  • Minimum reception altitude — In aviation, minimum reception altitude (MRA) is the lowest altitude on an airway segment where an aircraft can be assured of receiving signals from navigation aids like VOR or NDB. Typically, the greater the distance between navigation aids, the …   Wikipedia

  • Minimum en route altitude — (MEA),[1] alternately spelled as Minimum enroute altitude,[2] is the lowest published altitude between radio navigation fixes that assures acceptable navigational signal coverage (see MRA) and meets obstacle clearance requirements (see MOCA)… …   Wikipedia

  • minimum holding altitude — The lowest altitude prescribed for a holding pattern, which complies with requirements for obstruction clearance and ensures good reception of radio signals and of navigational aids. The minimum holding level provides a clearance of at least 1000 …   Aviation dictionary

  • Minimum enroute altitude — In aviation, Minimum Enroute Altitude (MEA) is the lowest published altitude between radionavigation fixes that assures acceptable navigational signal coverage (see MRA) and meets obstacle clearance requirements (see MOCA) between those fixes.The …   Wikipedia

  • minimum vectoring altitude — The lowest altitude, expressed in feet AMSL (above mean sea level), to which a radar controller may vector aircraft, except as otherwise authorized for radar approaches, departures, and missed approaches. MVAs are established for use by ATC (air… …   Aviation dictionary

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