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Antarctic Circle |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.04 sec. |
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Antarctic Circle, imaginary circle on the surface of the earth at 66 1-2°S lat., i.e., 23 1-2° north of the South Pole. It marks the southernmost point at which the sun can be seen at the winter solstice solstice (sŏl`stĭs) [Lat. ..... Click the link for more information. (about June 22) and the northernmost point of the southern polar regions at which the midnight sun midnight sun, phenomenon in which the sun remains visible in the sky continuously for 24 hr or longer, occurring only in the polar regions. The midnight sun is due to the fact that the plane of the earth's equator is tilted about 23 1-2° to the plane of the ..... Click the link for more information. is visible. Antarctic CircleParallel of latitude approximately 66°30′ south of the Equator that circumscribes the southern frigid zone. It marks the northern limit of the area within which, for one day or more each year, the sun does not set or rise. The length of continuous day or night increases southward from the Antarctic Circle, mounting to six months at the South Pole. |
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The expedition's two ships--the 600-ton corvette Vostok and the 530-ton support-vessel Mirny,--crossed the Antarctic Circle on January 26, 1820 (New Style), and approached the Antarctic mainland two days later. A friend snapped this photo of Klimes on Booth Island on the edge of the Antarctic Circle with the 296-foot, 110-passenger cruise ship National Geographic Endeavour in the background. After visiting the Antarctic Circle last year, Parisian hometown-boy-made-good Pierre Huyghe explores a terra incognita closer at hand: the "virgin" territory of the Musee d'Art Moderne de la Ville de Paris's newly refurbished exhibition space. |
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Antarctic Circle
