Satellite Plane-Tracking Goes Global


The US firm Aireon says its new satellite surveillance network is now fully live and being trialled over the North Atlantic.

The system employs a constellation of 66 spacecraft, which monitor the situational messages pumped out by aircraft transponders.

These report a plane’s position, altitude, direction and speed every eight seconds.

The two big navigation management companies that marshal plane movements across the North Atlantic – UK Nats and Nav Canada – intend to use Aireon to transform their operations.

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