altitude clearance


altitude clearance
разрешение на изменение высоты (полета)

Авиасловарь. . 2004.

Смотреть что такое "altitude clearance" в других словарях:

  • altitude — Synonyms and related words: Cartesian coordinates, abscissa, apex, azimuth, ceiling, clearance, coordinates, cylindrical coordinates, declination, elevation, eminence, equator coordinates, exaltation, hauteur, height, heighth, highness, latitude …   Moby Thesaurus

  • 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 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

  • obstacle-clearance altitude (OCA)/obstacle-clearance height — The lowest altitude or height above the elevation of the relevant runway threshold or the airport elevation as applicable, used in compliance with appropriate obstacle clearance criteria. Obstacle clearance altitude is referenced to mean sea… …   Aviation dictionary

  • 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 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

  • Obstacle Clearance Altitude — Unter Obstacle Clearance Altitude (OCA) versteht man in der Luftfahrt die Höhe über MSL, in der bei einem Instrumentenanflug noch Freiheit von Hindernissen besteht. Sie ist vor allem für den Flug unter Instrumentenflugbedingungen von Bedeutung.… …   Deutsch Wikipedia

  • appropriate obstacle/terrain clearance altitude — A specified minimum published altitude that must be flown by an aircraft to ensure safe flight over an obstruction or specified terrain. These include minimum IFR (instrument flight rules) altitude (MIA), minimum en route altitude (MEA), minimum… …   Aviation dictionary

  • 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

  • IFR clearance VFR-on-top — An IFR (instrument flight rules) flight plan operating in VFR (visual flight rules) weather conditions may request VFR on top in lieu of an assigned altitude. This clearance permits the pilot to select an altitude or flight level of his or her… …   Aviation dictionary


Поделиться ссылкой на выделенное

Прямая ссылка:
Нажмите правой клавишей мыши и выберите «Копировать ссылку»

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.