大圏航路 (GCR: Great Circle Route)
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定義
The shortest path between two points on the Earth's surface, commonly used in long-haul aviation
関連用語
大圏距離 (GCD: Great Circle Distance)
The shortest distance between two points on Earth, following the curvature of the globe
ジェットストリーム (Jet Stream)
A narrow band of strong winds (100-200 kt) at high altitudes affecting flight times and routing
極地ルート (Polar Route)
An air route passing near the North or South Pole, shortening distances between certain cities
等角航路 (Rhumb Line)
A path crossing all meridians at the same angle, appearing straight on a Mercator projection