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西经120度线

西经120度线在Earth的位置
120°
西经120度线
使用下方服务在地图上显示所有坐标: OpenStreetMap 下载坐标为: KML GPX(所有坐标) GPX(主坐标) GPX(辅助坐标)
西经120度线是卑诗省阿尔伯塔省的部分边界。(红线部分上段)并与加利福尼亚州内华达州部分边界非常相近。(红线部分下段)

西经120度线本初子午线向西120度的经线,是为西经120°。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13,358千米(8,300英里)远。[1][2]

加拿大,西经120度线是卑诗省阿尔伯塔省边界的一部分。[3]美国,西经120度线与加利福尼亚州内华达州的部分边界非常相近。[4]:181-183

西经120度线与东经60度线形成一个大圆,并且是太平洋时区UTC−08:00)的标准时间参考经线。[5]阿拉斯加标准时间时区,西经120度线是该区执行夏令时间时的时间参考经线[6],阿拉斯加标准时间一年中有将近2/3的比率使用夏令时间。[7]

界线所经

从北极点至南极点,西经120度线依次穿过:

坐标 国家、领土或海洋 注脚
90°0′N 120°0′W / 90.000°N 120.000°W / 90.000; -120.000 (Arctic Ocean) 北冰洋
77°1′N 120°0′W / 77.017°N 120.000°W / 77.017; -120.000 (Canada)  加拿大 西北地区—穿越帕特里克王子岛
75°50′N 120°0′W / 75.833°N 120.000°W / 75.833; -120.000 (M'Clure Strait) 麦克卢尔海峡
74°17′N 120°0′W / 74.283°N 120.000°W / 74.283; -120.000 (Canada)  加拿大 西北地区—穿越班克斯岛
72°14′N 120°0′W / 72.233°N 120.000°W / 72.233; -120.000 (Prince of Wales Strait) 威尔士亲王海峡
71°32′N 120°0′W / 71.533°N 120.000°W / 71.533; -120.000 (Amundsen Gulf) 阿蒙森湾
69°21′N 120°0′W / 69.350°N 120.000°W / 69.350; -120.000 (Canada)  加拿大 努纳武特
西北地区—穿越大熊湖
卑诗省阿尔伯塔省边界—从60°0′N 120°0′W / 60.000°N 120.000°W / 60.000; -120.000 (British Columbia/Alberta border)穿越。
卑诗—从交叉山英语Intersection Mountain穿越(53°48′N 120°0′W / 53.800°N 120.000°W / 53.800; -120.000 (British Columbia));该点位于北美洲大陆分水岭上,并且位在卑诗省与阿尔伯塔省边界转折处东南方数公里远。
49°0′N 120°0′W / 49.000°N 120.000°W / 49.000; -120.000 (United States)  美国 华盛顿州
俄勒冈州—从45°49′N 120°0′W / 45.817°N 120.000°W / 45.817; -120.000 (Oregon)穿越。
加利福尼亚州内华达州边界—从42°0′N 120°0′W / 42.000°N 120.000°W / 42.000; -120.000 (Oregon)穿越。
加利福尼亚州—从39°0′N 120°0′W / 39.000°N 120.000°W / 39.000; -120.000 (California)穿越;穿越南塔霍湖,并从马德拉东方掠过。
34°27′N 120°0′W / 34.450°N 120.000°W / 34.450; -120.000 (Pacific Ocean) 太平洋 圣巴巴拉海峡英语Santa Barbara Channel
33°59′N 120°0′W / 33.983°N 120.000°W / 33.983; -120.000 (United States)  美国 加利福尼亚州—穿越圣罗莎岛
33°57′N 120°0′W / 33.950°N 120.000°W / 33.950; -120.000 (Pacific Ocean) 太平洋
60°0′S 120°0′W / 60.000°S 120.000°W / -60.000; -120.000 (Southern Ocean) 南冰洋
73°44′S 120°0′W / 73.733°S 120.000°W / -73.733; -120.000 (Antarctica) 南极洲 无人宣称马里伯地

参见

参考来源

  1. ^ 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). 
  2. ^ 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). 
  3. ^ Alberta, Canada. Encyclopædia Britannica. [2017-09-20]. (原始内容存档于2017-09-21) (英语). 
  4. ^ Alden Smith, Gary. State and National Boundaries of the United States需要免费注册. North Carolina: McFarland & Company. 2004: 181-183. ISBN 978-1-47-660434-3 (英语). 
  5. ^ Pacific Time - Current Time. time-time.net. [2016-01-24]. (原始内容存档于2021-04-17) (英语). 
  6. ^ Bowling, Sue Ann. Equinoxes, Time Zones and Daylight Savings. Geophysical Institute. University of Alaska Fairbanks. 1987-03-16 [2016-01-24]. (原始内容存档于2023-10-25) (英语). 
  7. ^ Time Change 2023 in Alaska, United States. timeanddate.com. [2023-10-25]. (原始内容存档于2023-03-14) (英语). 
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西经120度线
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