UK air navigation services provider NATS says it is on track to achieve its goal of saving 80,000 minutes of delay each year at London Heathrow Airport through the implementation of time-based separation (TBS). Using time rather than distance to separate aircraft on final approach to the airport, TBS was developed by NATS and Lockheed Martin and implemented at Heathrow last month. It is expected to halve headwind delays, the single biggest cause of arrival delay at the airport. NATS ...

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