Navigation

Arco

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.

Quick answer: 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.

This term page is part of the Protermify Aviation glossary and is published as static HTML for fast indexing and clear language coverage.

Languages

Quick answer

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.

Why it matters

Arco 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.

Editorial context

This page is rendered as static HTML from source-backed terminology data so search engines and AI systems can parse the content without client-side code.

Questions and answers

Questions and answers

What is Arco?

In this glossary, Arco 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 Arco used in aviation?

In aviation communication, this term appears in contexts such as: "Vola l’arco a dieci miglia nautiche DME dal VOR SAM, mantieni la quota fino a nuovo ordine."

Why does Arco matter in aviation?

Arco 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 Arco?

Arco is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Arco belong to?

In this glossary, Arco 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.

Definition

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.

Operational example

Fly the arc at ten nautical miles DME from VOR SAM, maintain altitude until instructed.

Localized term

Arco

Localized example

Vola l’arco a dieci miglia nautiche DME dal VOR SAM, mantieni la quota fino a nuovo ordine.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Navigation

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

Back to glossary