等時点とは?
等時点 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 “等時点” Used in Practice?
等時点を通過しました。目的地と代替空港は今、飛行時間で等距離です。
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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等時点とは?
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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