0° A prime meridian is an arbitrarily-chosen meridian (a line of longitude) in a geographic coordinate system at which longitude is defined to be 0°. Together...

coordinates) GPX (primary coordinates) GPX (secondary coordinates) The meridian 68° east of Greenwich is a line of longitude that extends from the North...

Meridian is a city located in Ada County, Idaho, United States. The population was 117,635 at the 2020 census, making it the 2nd most populous city in...

coordinates) GPX (primary coordinates) GPX (secondary coordinates) The meridian 68° west of Greenwich is a line of longitude that extends from the North...

(secondary coordinates) The 180th meridian or antimeridian is the meridian 180° both east and west of the prime meridian in a geographical coordinate system...

north by the Homeacre-Lyndora CDP. Pennsylvania Route 68 forms the northern edge of the Meridian CDP, leading east 4 miles (6 km) to downtown Butler and...

Meridian is the eighth most populous city in the U.S. state of Mississippi, with a population of 35,052 at the 2020 census. It is the county seat of Lauderdale...

parallel 52°S and (Article III, south of Straits of Magellan) mainly the meridian 68°34 W and the Beagle channel. Until 1887 there was no doubt in Argentina...

government took a more active interest in Tierra del Fuego. In 1881, the meridian 68°36'38 W was defined as the boundary between the Chilean and the Argentine...

celestial navigation, the hour angle is the dihedral angle between the meridian plane (containing Earth's axis and the zenith) and the hour circle (containing...