用語集
航空地理
経度 (Longitude)
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定義
The angular distance east or west of the Prime Meridian, measured in degrees
関連用語
半球 (Hemisphere)
One half of the Earth divided by the equator (N/S) or Prime Meridian (E/W)
国際日付変更線 (IDL: International Date Line)
An imaginary line roughly along the 180° meridian where the calendar date changes
緯度 (Latitude)
The angular distance north or south of the equator, measured in degrees
タイムゾーン (Time Zone)
A geographic region observing a uniform standard time, typically offset from UTC
Frequently Asked Questions
What is 経度 (Longitude)?
The angular distance east or west of the Prime Meridian, measured in degrees
How does 経度 (Longitude) relate to other aviation concepts?
経度 (Longitude) is closely related to Hemisphere and International Date Line, among other key aviation concepts.
もっと見る： 航空地理
方位 (Bearing)
大陸空域 (Continental Airspace)
協定世界時 (UTC: Coordinated Universal Time)
飛行通路 (Flight Corridor)
大圏距離 (GCD: Great Circle Distance)
半球 (Hemisphere)
国際日付変更線 (IDL: International Date Line)
カンガルールート (Kangaroo Route)
ノット (kt: Knot)
緯度 (Latitude)
磁気偏差 (Magnetic Variation)
海里 (NM: Nautical Mile)
海洋空域 (Oceanic Airspace)
極地ルート (Polar Route)
法定マイル (SM: Statute Mile)
タイムゾーン (Time Zone)
大西洋横断ルート (Transatlantic Route)
太平洋横断航路 (Transpacific Route)
北回帰線 (Tropic of Cancer)