The 50th parallel north is a
circle of latitude
A circle of latitude or line of latitude on Earth is an abstract east–west small circle connecting all locations around Earth (ignoring elevation) at a given latitude coordinate line.
Circles of latitude are often called parallels because ...
that is 50
degrees north
North is one of the four compass points or cardinal directions. It is the opposite of south and is perpendicular to east and west. ''North'' is a noun, adjective, or adverb indicating direction or geography.
Etymology
The word ''no ...
of the
Earth's equatorial plane. It crosses
Europe
Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a subcontinent of Eurasia and it is located enti ...
,
Asia
Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an ...
, the
Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the contine ...
,
North America, and the
Atlantic Ocean
The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth#Surface, Earth's surface and about 29% of its water surface area. It is known to separate the "Old World" of Afr ...
.
At this latitude the
sun is visible for 16 hours, 22 minutes during the
summer solstice and 8 hours, 4 minutes during the
winter solstice
The winter solstice, also called the hibernal solstice, occurs when either of Earth's poles reaches its maximum tilt away from the Sun. This happens twice yearly, once in each hemisphere (Northern and Southern). For that hemisphere, the winte ...
.
The maximum altitude of the sun during the summer solstice is 63.44 degrees and during the winter solstice it is 16.56 degrees. During the summer solstice, nighttime does not get beyond
astronomical twilight
Twilight is light produced by sunlight scattering in the upper atmosphere, when the Sun is below the horizon, which illuminates the lower atmosphere and the Earth's surface. The word twilight can also refer to the periods of time when this ill ...
, a condition which lasts throughout the month of June. Everyday of the month of May can view both astronomical dawn and dusk.
At this latitude, the average sea surface temperature between 1982 and 2011 was about 8.5 °C (47.3 °F).
Around the world
Starting at the
Prime Meridian
A prime meridian is an arbitrary meridian (a line of longitude) in a geographic coordinate system at which longitude is defined to be 0°. Together, a prime meridian and its anti-meridian (the 180th meridian in a 360°-system) form a great ...
and heading eastwards, the parallel 50° north passes through:
:
Sakhalin island
From the signing of
the 1875 Treaty of Saint Petersburg until the
Russo-Japanese War
The Russo-Japanese War ( ja, 日露戦争, Nichiro sensō, Japanese-Russian War; russian: Ру́сско-япóнская войнá, Rússko-yapónskaya voyná) was fought between the Empire of Japan and the Russian Empire during 1904 and 1 ...
which broke in 1904, the
Russian Empire
The Russian Empire was an empire and the final period of the List of Russian monarchs, Russian monarchy from 1721 to 1917, ruling across large parts of Eurasia. It succeeded the Tsardom of Russia following the Treaty of Nystad, which ended th ...
had full control of
Sakhalin island
Sakhalin ( rus, Сахали́н, r=Sakhalín, p=səxɐˈlʲin; ja, 樺太 ''Karafuto''; zh, c=, p=Kùyèdǎo, s=库页岛, t=庫頁島; Manchu: ᠰᠠᡥᠠᠯᡳᠶᠠᠨ, ''Sahaliyan''; Orok: Бугата на̄, ''Bugata nā''; Nivkh: ...
. As a result of the 1905
Treaty of Portsmouth
A treaty is a formal, legally binding written agreement between actors in international law. It is usually made by and between sovereign states, but can include international organizations, individuals, business entities, and other legal p ...
that brought an end to the
Russo-Japanese War
The Russo-Japanese War ( ja, 日露戦争, Nichiro sensō, Japanese-Russian War; russian: Ру́сско-япóнская войнá, Rússko-yapónskaya voyná) was fought between the Empire of Japan and the Russian Empire during 1904 and 1 ...
, the portion of the island south of the 50th parallel line became Japanese territory, part of
Karafuto Prefecture
Karafuto Prefecture ( ja, 樺太庁, ''Karafuto-chō''; russian: Префектура Карафуто, Prefektura Karafuto), commonly known as South Sakhalin, was a prefecture of Japan located in Sakhalin from 1907 to 1949.
Karafuto became t ...
. However, following the month long
Soviet–Japanese War
The Soviet–Japanese War (russian: Советско-японская война; ja, ソ連対日参戦, soren tai nichi sansen, Soviet Union entry into war against Japan), known in Mongolia as the Liberation War of 1945 (), was a military ...
during the summer of 1945, the entire island was reunified under Soviet control.
See also
*
49th parallel north
*
51st parallel north
The 51st parallel north is a circle of latitude that is 51 degrees north of the Earth's equatorial plane. It crosses Europe, Asia, the Pacific Ocean, North America, and the Atlantic Ocean.
At this latitude the sun is visible for 16 hours, 33 m ...
References
External links
{{geographical coordinates, state=collapsed
n50