in order to pass it to the flight-data processing system and air traffic controllers. When the original flightplan, filed by the airline in ICAO4444 format, was converted to the ADEXP format used ...

The companies will work on streamlining the adoption of advanced avionics systems and prolonging the operational lifespan of ...

"There was a problem with the flight data processing system which captures all of the advance and forward information between air traffic control centres," he says. "That was a major problem.

"The flight data processing system is really vital to running the volumes of air traffic that go through UK and European airspace," he says. "When a plane is coming from say Milan to London ...

The air traffic control failure that brought chaos to Britain's airports came after flight data received ... both primary and back-up systems suspending automatic processing, the Nats chief ...