Glossaire
Géographie aéronautique
Distance orthodromique (GCD: Great Circle Distance)
Embed This Widget
Add the script tag and a data attribute to embed this widget.
Embed via iframe for maximum compatibility.
<iframe src="https://airportfyi.com/iframe/glossary/great-circle-distance/" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://airportfyi.com/glossary/great-circle-distance/Add a dynamic SVG badge to your README or docs.
[](https://airportfyi.com/glossary/great-circle-distance/)Use the native HTML custom element.
Définition
The shortest distance between two points on Earth, following the curvature of the globe
Termes associés
Cap (Bearing)
The horizontal direction from one point to another, measured in degrees from true north
Itinéraire du Grand Cercle (GCR: Great Circle Route)
The shortest path between two points on the Earth's surface, commonly used in long-haul aviation
Mile nautique (NM: Nautical Mile)
A unit of distance equal to one minute of latitude, approximately 1.852 km
Mentioned In
Frequently Asked Questions
What is Distance orthodromique (GCD: Great Circle Distance)?
The shortest distance between two points on Earth, following the curvature of the globe
What does GCD stand for?
GCD stands for Distance orthodromique (GCD: Great Circle Distance). The shortest distance between two points on Earth, following the curvature of the globe
How does Distance orthodromique (GCD: Great Circle Distance) relate to other aviation concepts?
Distance orthodromique (GCD: Great Circle Distance) is closely related to Bearing and Great Circle Route, among other key aviation concepts.
Plus dans Géographie aéronautique
Cap (Bearing)
Espace aérien continental (Continental Airspace)
Temps universel coordonné (UTC: Coordinated Universal Time)
Couloir de vol (Flight Corridor)
Hémisphère (Hemisphere)
Ligne de date internationale (IDL: International Date Line)
Route des Kangourous (Kangaroo Route)
Nœud (kt: Knot)
Latitude géographique (Latitude)
Longitude géographique (Longitude)
Variation magnétique (Magnetic Variation)
Mile nautique (NM: Nautical Mile)
Espace aérien océanique (Oceanic Airspace)
Route polaire (Polar Route)
Mille statutaire (SM: Statute Mile)
Fuseau horaire (Time Zone)
Route transatlantique (Transatlantic Route)
Route transpacifique (Transpacific Route)
Tropique du Cancer (Tropic of Cancer)