What is Arc?
In this glossary, Arc refers to: A segment of a circle at a fixed distance from a navigation aid, usually flown as part of a procedure turn, approach, or missed approach using DME or RNAV guidance.
How is Arc used in aviation?
In aviation communication, this term appears in contexts such as: "Suivez l’arc à dix milles nautiques DME du VOR SAM, maintenez l’altitude jusqu’à instruction."
Why does Arc matter in aviation?
Arc matters because it supports clear communication in Navigation 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 Arc?
Arc is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
What category does Arc belong to?
In this glossary, Arc is grouped under Navigation. 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.