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Progress is constantly being made in air navigation and requires encouragement and development.
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The head of Egyptian air navigation services said Egyptian officials did not spot the plane swerving.
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Airports, aircraft manufacturers and air navigation service providers will also find themselves under financial stress as demand evaporates.
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They said this represented the recent relocation of the tactical air navigation system (the TACAN) at Williams Field.
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Dublin will welcome air navigation service providers from around the world for the global air traffic management summit and agm this week.
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The country's air navigation service provider - Airways New Zealand - is proposing to remove services from seven regional airports around the country.
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Commercial air travel in the Pacific is now safer and more reliable after a four-year programme to improve air navigation across the region.
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An aviation industry veteran, Sims joined WestJet in May 2017 after serving as CEO of Airways, an air navigation service provider in New Zealand.
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The TACAN, or tactical air navigation locating system, was a series of ground transmitters that provided the orbiter with updates on its navigation-state vector.
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The pilots had asked to turn back to base shortly before losing contact with air traffic control, a spokesman for Indonesia's air navigation authorities said.
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I could never fathom this air navigation; I flew by tower lights, and landmarks-butto Dr. Brende and Georg, the mathematics of it were simple.
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The head of Egypt's air navigation has told Reuters the plane disappeared suddenly from radar while cruising at about 37,000 feet.
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Airways New Zealand which is the country's air navigation service provider, said the number of flights had gone from 6600 to just 982.
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The head of Egypt's air navigation has told Reuters the plane disappeared suddenly from the radar while at a cruising altitude of about 37,000 feet.
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The aircraft was detained under the Air Navigation and Transport Act when it arrived from Gatwick on Wednesday.
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In the Matter of the Air Navigation and Transport Acts 1936-1998.