What is ทัศนวิสัยหลัก?
In this glossary, ทัศนวิสัยหลัก refers to: Greatest visibility value equaled or exceeded for at least half the horizon.
How is ทัศนวิสัยหลัก used in aviation?
In aviation communication, this term appears in contexts such as: "ทัศนวิสัยหลักที่รายงานที่สนามสำหรับการเข้าใช้มีเท่าใด?"
Why does ทัศนวิสัยหลัก matter in aviation?
ทัศนวิสัยหลัก matters because it supports clear communication in Meteorology contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.
Who uses ทัศนวิสัยหลัก?
ทัศนวิสัยหลัก is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
What category does ทัศนวิสัยหลัก belong to?
In this glossary, ทัศนวิสัยหลัก is grouped under Meteorology. Related pages in this category explain adjacent procedures, commands and operational concepts.
Where does this definition come from?
This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.