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Frage |
Antwort |
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FIR |
Flight information region, an airspace of defined dimensions wihin which flight information service and alerting service are provided |
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CTR |
control zone, a controlled airspace extending upwards from the surface of the earth to a specified upper limit |
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CTA |
control area, a controlled airspace extending upwards from a specified limit above earth |
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TMA |
terminal controll area, a control area normally established at the confluence of ATS routes in the vincinity of one or more aerodromes |
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ATS ROUTE |
a specified route designed for channelling the flow of traffic as necessary for the provision of air traffic services |
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AWY |
airway, a control area or portion therof established in the form of a corridor |
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UIR |
Upper flight information region |
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Controlled Airspace |
Airspace where ATC is provided to IFR flights. CTA/CTR/AWY/TMA |
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Airspace with ATC for VFR |
B, C, D |
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ATC to aerodrome traffic |
Controlled aerodromes (no in CH) |
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UTA |
Upper controll area |
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CTA ICAO Standard (ANNEX 11) |
Airspace containing the flightpaths of IFR flights. Lower limit not less than 700 ft, not neccesarily uniform. Upper limit: VFR Level/no ATC above |
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CTA's exists of? (ANNEX 11) |
TMA's and AWY's. Control area |
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CTR ICAO Standard (ANNEX 11) |
lateral limits containing at least the flight paths of IFR flights outside CTA's (AD to be used in IMC). Into approach direaction at least 5NM (max. 25NM). Upper limit at least lower limit of CTA (VFR Level) |
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CEILING |
the height above the ground or water of the base of the lowest layer of cloud below 20000 ft covering more than the half the sky |
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FLIGHT VISIBILITY |
The visibility forward the cockpit of an aircraft in flight |
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GROUND VISIBILITY |
The visibility at an aerodrome, as reported by an accredited observer |
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VMC in CTR |
VMC minima as in airspace class C or D, additional: Ceiling 1500 ft or more and ground visibility 5 Km or more |
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LOCATION INDICATOR |
A four-letter code group formulated in accordance with the rules prescribed by ICAO and assigned to the locaton of an aeronautical fixed station |
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AERONAUTICAL FIXED STATION |
A station in aeronautical fixed service |
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Remme
