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等时点 是什么?

等时点 A calculated position along the planned route where the time required to continue to a suitable alternate aerodrome is the same as the time required to return to a different suitable alternate aerodrome, considering wind and performance.

Source: ICAO Doc 9432, FAA PCG

How is “等时点” Used in Practice?

我们刚刚通过等时点;目的地和备降机场现在在飞行时间上等距。

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

等时点 是什么?

A calculated position along the planned route where the time required to continue to a suitable alternate aerodrome is the same as the time required to return to a different suitable alternate aerodrome, considering wind and performance.

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