Meridian utama

Lokasi Meridian utama

Meridian utama (Prime Meridian) adalah meridian (garis bujur) yang bujurnya terletak di 0°.

Meridian utama dari Kutub Utara melewati kota Greenwich, London di Inggris, Perancis, Spanyol, Aljazair, Mali, Burkina Faso, Togo, dan Ghana, dan lalu melalui Kutub Selatan.

Meridian utama melintasi daratan atau wilayah perairan 14 negara. Dimulai dari garis lintang 0 derajat ke utara, garis khatulistiwa melintasi daerah-daerah berikut:

Koordinat (approximate)	Negara, wilayah, atau laut	Catatan
90°0′LU 0°0′BT	Arctic Ocean
81°39′LU 0°0′BT	Greenland Sea
72°53′LU 0°0′BT	Norwegian Sea
61°0′LU 0°0′BT	North Sea
53°45′LU 0°0′BT	Britania Raya	From Tunstall in East Riding to Peacehaven
50°47′LU 0°0′BT	English Channel
49°19′LU 0°0′BT	Perancis	From Villers-sur-Mer to Gavarnie
42°41′LU 0°0′BT	Spanyol	From Cilindro de Marboré to Castellón de la Plana
39°56′LU 0°0′BT	Mediterranean Sea	Gulf of Valencia
38°52′LU 0°0′BT	Spanyol	From El Verger to Calpe
38°38′LU 0°0′BT	Mediterranean Sea
35°50′LU 0°0′BT	Aljazair	From Stidia to Algeria-Mali border near Bordj Mokhtar
21°50′LU 0°0′BT	Mali
14°59′LU 0°0′BT	Burkina Faso
11°6′LU 0°0′BT	Togo	For about 600 m
11°6′LU 0°0′BT	Ghana	For about 16 km
10°57′LU 0°0′BT	Togo	For about 39 km
10°36′LU 0°0′BT	Ghana	From the Togo-Ghana border near Bunkpurugu to Tema Passing through Lake Volta at 7°48′LU 0°0′BT
5°37′LU 0°0′BT	Atlantic Ocean	Passing through the Equator at 0°0′LU 0°0′BT
60°0′LU 0°0′BT	Southern Ocean
68°54′LU 0°0′BT	Antarctica	Queen Maud Land, claimed by Norwegia

Pranala luar

• International Conference Held at Washington for the Purpose of Fixing a Prime Meridian, di Proyek Gutenberg
• scanned TIFFs of the conference proceedings
• Prime meridians in use in the 1880s, by country
• Canadian Prime Meridian