40th parallel north

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40th parallel north

The 40th parallel north is a circle of latitude that is 40 degrees north of the Earth's equatorial plane. It crosses Europe, the Mediterranean Sea, Asia, the Pacific Ocean, North America, and the Atlantic Ocean.

At this latitude, the sun can be seen for 15 hours, 1 minute during the summer solstice and 9 hours, 20 minutes during the winter solstice.[1]

Around the world[change | change source]

Starting in Spain at the Prime Meridian and heading eastwards, the parallel 40° north passes through:

Co-ordinates Country, territory or sea Notes
40°0′N 0°0′E / 40.000°N 0.000°E / 40.000; 0.000 (Prime Meridian)  Spain Valencian Community
40°0′N 0°2′E / 40.000°N 0.033°E / 40.000; 0.033 (Mediterranean Sea) Mediterranean Sea Passing just north of the island of Majorca,  Spain
40°0′N 3°48′E / 40.000°N 3.800°E / 40.000; 3.800 (Spain)  Spain Island of Menorca
40°0′N 4°13′E / 40.000°N 4.217°E / 40.000; 4.217 (Mediterranean Sea) Mediterranean Sea
40°0′N 8°24′E / 40.000°N 8.400°E / 40.000; 8.400 (Italy)  Italy Island of Sardinia
40°0′N 9°42′E / 40.000°N 9.700°E / 40.000; 9.700 (Mediterranean Sea) Mediterranean Sea Tyrrhenian Sea
40°0′N 15°20′E / 40.000°N 15.333°E / 40.000; 15.333 (Italy)  Italy Campania
40°0′N 15°26′E / 40.000°N 15.433°E / 40.000; 15.433 (Mediterranean Sea) Mediterranean Sea Gulf of Policastro
40°0′N 15°41′E / 40.000°N 15.683°E / 40.000; 15.683 (Italy)  Italy Basilicata, Calabria
40°0′N 16°37′E / 40.000°N 16.617°E / 40.000; 16.617 (Mediterranean Sea) Mediterranean Sea Gulf of Taranto
40°0′N 18°0′E / 40.000°N 18.000°E / 40.000; 18.000 (Italy)  Italy Apulia
40°0′N 18°25′E / 40.000°N 18.417°E / 40.000; 18.417 (Mediterranean Sea) Mediterranean Sea Strait of Otranto
40°0′N 19°53′E / 40.000°N 19.883°E / 40.000; 19.883 (Albania)  Albania Passing just north of Sarandë and just south of Gjirokastër
40°0′N 20°23′E / 40.000°N 20.383°E / 40.000; 20.383 (Greece)  Greece
40°0′N 22°37′E / 40.000°N 22.617°E / 40.000; 22.617 (Aegean Sea) Mediterranean Sea Aegean Sea
40°0′N 23°23′E / 40.000°N 23.383°E / 40.000; 23.383 (Greece)  Greece Kassandra and Sithonia
40°0′N 24°0′E / 40.000°N 24.000°E / 40.000; 24.000 (Aegean Sea) Mediterranean Sea Aegean Sea
40°0′N 25°6′E / 40.000°N 25.100°E / 40.000; 25.100 (Greece)  Greece Island of Lemnos
40°0′N 25°26′E / 40.000°N 25.433°E / 40.000; 25.433 (Aegean Sea) Mediterranean Sea Aegean Sea
40°0′N 26°11′E / 40.000°N 26.183°E / 40.000; 26.183 (Turkey)  Turkey Passing just north of Ankara
40°0′N 44°24′E / 40.000°N 44.400°E / 40.000; 44.400 (Armenia)  Armenia Passing through Verin Artashat and Norashen, Ararat
40°0′N 45°36′E / 40.000°N 45.600°E / 40.000; 45.600 (Azerbaijan)  Azerbaijan Passing through Nagorno-Karabakh
40°0′N 49°27′E / 40.000°N 49.450°E / 40.000; 49.450 (Caspian Sea) Caspian Sea
40°0′N 52°46′E / 40.000°N 52.767°E / 40.000; 52.767 (Turkmenistan)  Turkmenistan
40°0′N 62°26′E / 40.000°N 62.433°E / 40.000; 62.433 (Uzbekistan)  Uzbekistan
40°0′N 68°48′E / 40.000°N 68.800°E / 40.000; 68.800 (Tajikistan)  Tajikistan
40°0′N 69°31′E / 40.000°N 69.517°E / 40.000; 69.517 (Kyrgyzstan)  Kyrgyzstan
40°0′N 70°32′E / 40.000°N 70.533°E / 40.000; 70.533 (Tajikistan)  Tajikistan For about 9 km
40°0′N 70°39′E / 40.000°N 70.650°E / 40.000; 70.650 (Kyrgyzstan)  Kyrgyzstan
40°0′N 71°5′E / 40.000°N 71.083°E / 40.000; 71.083 (Uzbekistan)  Uzbekistan Sokh exclave - for about 7 km
40°0′N 71°10′E / 40.000°N 71.167°E / 40.000; 71.167 (Kyrgyzstan)  Kyrgyzstan
40°0′N 71°48′E / 40.000°N 71.800°E / 40.000; 71.800 (Uzbekistan)  Uzbekistan Shohimardon exclave - for about 4 km
40°0′N 71°50′E / 40.000°N 71.833°E / 40.000; 71.833 (Kyrgyzstan)  Kyrgyzstan
40°0′N 73°58′E / 40.000°N 73.967°E / 40.000; 73.967 (China)  People's Republic of China Xinjiang
Gansu
Inner Mongolia
Shanxi
Hebei
Beijing (passing just north of the city centre)
Hebei
Tianjin
Hebei
Liaoning (for about 8 km)
40°0′N 119°54′E / 40.000°N 119.900°E / 40.000; 119.900 (Yellow Sea) Pacific Ocean Liaodong Bay, Yellow Sea
40°0′N 121°53′E / 40.000°N 121.883°E / 40.000; 121.883 (China)  People's Republic of China Liaoning (Liaodong Peninsula)
40°0′N 124°21′E / 40.000°N 124.350°E / 40.000; 124.350 (North Korea)  North Korea North Pyeongan Province - Passing through Sinuiju
Jagang Province
South Hamgyeong Province - Passing just north of Hamheung
40°0′N 127°57′E / 40.000°N 127.950°E / 40.000; 127.950 (Sea of Japan) Pacific Ocean Sea of Japan
40°0′N 128°10′E / 40.000°N 128.167°E / 40.000; 128.167 (North Korea)  North Korea Mayang Island
40°0′N 128°13′E / 40.000°N 128.217°E / 40.000; 128.217 (Sea of Japan) Pacific Ocean Sea of Japan
40°0′N 139°54′E / 40.000°N 139.900°E / 40.000; 139.900 (Japan)  Japan Island of Honshū
Akita Prefecture
Iwate Prefecture
40°0′N 141°57′E / 40.000°N 141.950°E / 40.000; 141.950 (Pacific Ocean) Pacific Ocean
40°0′N 124°1′W / 40.000°N 124.017°W / 40.000; -124.017 (United States)  United States California - passing though Cooks Valley
Nevada
Utah
Colorado
Nebraska / Kansas border
Missouri
Illinois
Indiana
Ohio - passing just north of Columbus
West Virginia
Pennsylvania - passing through Philadelphia
New Jersey
40°0′N 31°7′W / 40.000°N 31.117°W / 40.000; -31.117 (Atlantic Ocean) Atlantic Ocean Passing just north of Corvo Island, Azores,  Portugal
40°0′N 8°55′W / 40.000°N 8.917°W / 40.000; -8.917 (Portugal)  Portugal Passing near Pombal and Covilhã
40°0′N 6°51′W / 40.000°N 6.850°W / 40.000; -6.850 (Spain)  Spain Extremadura
Castile-La Mancha
Community of Madrid - for about 10 km
Castile-La Mancha
Valencian Community - Rincón de Ademuz exclave, for about 4 km
Castile-La Mancha - for about 5 km
Aragon
Valencian Community

United States[change | change source]

The 40th parallel defines the border between Nebraska and Kansas
Survey marker on the Kansas/Nebraska state line

The parallel 40° north forms the boundary between the states of Kansas and Nebraska. On 30 May 1854, the Kansas–Nebraska Act created the Territory of Kansas and the Territory of Nebraska divided by the parallel 40° north.

References[change | change source]

  1. "Duration of Daylight/Darkness Table for One Year". aa.usno.navy.mil.