Aviation English
Meteorology

優勢視程とは？

優勢視程 Greatest visibility value equaled or exceeded for at least half the horizon.

Source: ICAO Doc 9432, FAA PCG

How is “優勢視程” Used in Practice?

進入のための空港で報告されている優勢視程はどれですか？

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

視程滑走路視程運用最小基準滑走路視程七十五メートル

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Frequently Asked Questions

優勢視程とは？

Greatest visibility value equaled or exceeded for at least half the horizon.

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