西經111度線
西經111度線是本初子午線向西111度的經線,是為西經111°。此線經線由北極點起穿過北冰洋、北美洲、太平洋、南冰洋以及南極洲直到南極點。此段半圓路徑長20,003,932公里(12,429,867英里),於赤道與本初子午線距12,356公里(7,678英里)遠。[1][2]
於美國,懷俄明州西部與蒙大拿州、爱达荷州、猶他州相交的州界以華盛頓子午線為準的西經34度線為界[3]:170-172;該經線距格林威治為準的西經111度線僅數英里遠。[4]:304
界線所經
從北極點至南極點,西經111度線依次穿過:
參見
參考來源
- ^ 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).