西经111度线
外观
西经111度线是本初子午线向西111度的经线,是为西经111°。此线经线由北极点起穿过北冰洋、北美洲、太平洋、南冰洋以及南极洲直到南极点。此段半圆路径长20,003,932千米(12,429,867英里),于赤道与本初子午线距12,356千米(7,678英里)远。[1][2]
于美国,怀俄明州西部与蒙大拿州、爱达荷州、犹他州相交的州界以华盛顿子午线为准的西经34度线为界[3]:170-172;该经线距格林尼治为准的西经111度线仅数英里远。[4]:304
界线所经
[编辑]从北极点至南极点,西经111度线依次穿过:
参见
[编辑]参考来源
[编辑]- ^ T. Vincenty. Direct and Inverse Solutions of Geodesics on the Ellipsoid with application of nested equation (PDF). 1975-04 [2018-12-17]. (原始内容存档 (PDF)于2013-01-28) (英语).
- ^ Vincenty formula for distance between two Latitude/Longitude points. Movable type scripts. [2017-05-17]. (原始内容存档于2013-01-28) (英语).
- ^ Alden Smith, Gary. State and National Boundaries of the United States. North Carolina: McFarland & Company. 2004: 170-172. ISBN 978-1-47-660434-3 (英语).
- ^ Stein, Mark. How the States Got Their Shapes. New York: Smithsonian Books. 2008: 304. ISBN 978-0-06-143138-8 (英语).