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  2. List of transponder codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Transponder_Codes

    ICAO: Non-discrete mode A code reserved use in mode S radar/ADS-B environment where the aircraft identification will be used to correlate the flight plan instead of the mode A code. [1] US: Used exclusively by ADS-B aircraft to inhibit mode 3A transmission. [3] US: Non-discrete code assignments in accordance with FAA Order JO 7110.65, 5-2.

  3. Controller–pilot data link communications - Wikipedia

    en.wikipedia.org/wiki/Controller–pilot_data...

    The ICAO Doc 9705 compliant ATN/CPDLC system, which is since 2003 [3] operational at Eurocontrol's Maastricht Upper Airspace Control Centre and has now been extended by Eurocontrol's Link 2000+ Programme to many other European Flight Information Regions (FIRs).

  4. List of aircraft type designators - Wikipedia

    en.wikipedia.org/wiki/List_of_aircraft_type...

    Flag of the ICAO. An aircraft type designator is a two-, three- or four-character alphanumeric code designating every aircraft type (and some sub-types) that may appear in flight planning. These codes are defined by both the International Civil Aviation Organization (ICAO) and the International Air Transport Association (IATA).

  5. List of airline codes (E) - Wikipedia

    en.wikipedia.org/wiki/List_of_airline_codes_(E)

    ICAO Airline Call sign Country Comments EAV Eagle Airlines Luftverkehrsges: MAYFLOWER Austria ABU Eagle Aviation Services: United States ISL Eastland Air Services (Flugfélag Austurlands) EASTLAND Iceland 2022 EBF Echo Airlines: Bahamas 2014 [1] MQ ENY Envoy Air: ENVOY United States 2014 [1] ENK Executive Airlink: SUNBIRD United States ...

  6. Convention on International Civil Aviation - Wikipedia

    en.wikipedia.org/wiki/Convention_on...

    The document was signed on December 7, 1944, in Chicago by 52 signatory states. [3] It received the requisite 26th ratification on March 5, 1947, and went into effect on April 4, 1947, the same date that ICAO came into being. In October of the same year, ICAO became a specialized agency of the United Nations Economic and Social Council (ECOSOC ...

  7. Machine-readable passport - Wikipedia

    en.wikipedia.org/wiki/Machine-readable_passport

    The ICAO document 9303 part 3 describes specifications common to all Machine Readable Travel Documents. The dimensions of the effective reading zone (ERZ) is standardized at 17.0 mm (0.67 in) in height with a margin of 3 mm at the document edges and 3.2 mm at the edge against the visual readable part.

  8. Standards and Recommended Practices - Wikipedia

    en.wikipedia.org/wiki/Standards_And_Recommended...

    Standards And Recommended Practices (SARPs) are technical specifications adopted by the Council of ICAO in accordance with Article 37 of the Convention on International Civil Aviation in order to achieve "the highest practicable degree of uniformity in regulations, standards, procedures and organization in relation to aircraft, personnel, airways and auxiliary services in all matters in which ...

  9. Flight plan - Wikipedia

    en.wikipedia.org/wiki/Flight_plan

    Flight plan format is specified in ICAO Doc 4444. They generally include basic information such as departure and arrival points, estimated time en route, alternate airports in case of bad weather, type of flight (whether instrument flight rules [IFR] or visual flight rules [VFR]), the pilot's information, number of people on board, and ...