(けいど)

けいど
noun
longitude
See also: 緯度(いど) (latitude)
1. longitude
The angular distance of a place east or west of the prime meridian, measured in degrees.
Tokyo is located at 139 degrees east longitude.
I checked the longitude and latitude with GPS.
経度(けいど)0()(せん)本初(ほんしょ)子午線()ばれる
The line at 0 degrees longitude is called the prime meridian.

GEOGRAPHY:

PAIR WORD:

EXPRESSIONS:

HISTORY: The measurement of longitude was a significant challenge in navigation history. Japan adopted the international standard with the prime meridian at Greenwich in 1886.

NOTE: Japan spans from approximately 122°E to 154°E longitude.