Lines of Longitude (East): Difference between revisions
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# [http://en.wikipedia.org/wiki/129th_meridian_east 129th meridian east] | # [http://en.wikipedia.org/wiki/129th_meridian_east 129th meridian east] | ||
# [http://en.wikipedia.org/wiki/130th_meridian_east 130th meridian east] | # [http://en.wikipedia.org/wiki/130th_meridian_east 130th meridian east] | ||
# [http://en.wikipedia.org/wiki/131st_meridian_east 131st meridian east] | |||
# [http://en.wikipedia.org/wiki/132nd_meridian_east 132nd meridian east] | |||
# [http://en.wikipedia.org/wiki/133rd_meridian_east 133rd meridian east] | |||
# [http://en.wikipedia.org/wiki/134th_meridian_east 134th meridian east] | |||
# [http://en.wikipedia.org/wiki/135th_meridian_east 135th meridian east] | |||
# [http://en.wikipedia.org/wiki/136th_meridian_east 136th meridian east] | |||
# [http://en.wikipedia.org/wiki/137th_meridian_east 137th meridian east] | |||
# [http://en.wikipedia.org/wiki/138th_meridian_east 138th meridian east] | |||
# [http://en.wikipedia.org/wiki/139th_meridian_east 139th meridian east] | |||
# [http://en.wikipedia.org/wiki/140th_meridian_east 140th meridian east] | |||
# [http://en.wikipedia.org/wiki/141st_meridian_east 141st meridian east] | |||
# [http://en.wikipedia.org/wiki/142nd_meridian_east 142nd meridian east] | |||
# [http://en.wikipedia.org/wiki/143rd_meridian_east 143rd meridian east] | |||
# [http://en.wikipedia.org/wiki/144th_meridian_east 144th meridian east] | |||
# [http://en.wikipedia.org/wiki/145th_meridian_east 145th meridian east] | |||
# [http://en.wikipedia.org/wiki/146th_meridian_east 146th meridian east] | |||
# [http://en.wikipedia.org/wiki/147th_meridian_east 147th meridian east] | |||
# [http://en.wikipedia.org/wiki/148th_meridian_east 148th meridian east] | |||
# [http://en.wikipedia.org/wiki/149th_meridian_east 149th meridian east] | |||
# [http://en.wikipedia.org/wiki/150th_meridian_east 150th meridian east] | |||
# [http://en.wikipedia.org/wiki/151st_meridian_east 151st meridian east] | |||
# [http://en.wikipedia.org/wiki/152nd_meridian_east 152nd meridian east] | |||
# [http://en.wikipedia.org/wiki/153rd_meridian_east 153rd meridian east] | |||
# [http://en.wikipedia.org/wiki/154th_meridian_east 154th meridian east] | |||
# [http://en.wikipedia.org/wiki/155th_meridian_east 155th meridian east] | |||
# [http://en.wikipedia.org/wiki/156th_meridian_east 156th meridian east] | |||
# [http://en.wikipedia.org/wiki/157th_meridian_east 157th meridian east] | |||
# [http://en.wikipedia.org/wiki/158th_meridian_east 158th meridian east] | |||
# [http://en.wikipedia.org/wiki/159th_meridian_east 159th meridian east] | |||
# [http://en.wikipedia.org/wiki/160th_meridian_east 160th meridian east] | |||
# [http://en.wikipedia.org/wiki/1601st_meridian_east 161st meridian east] | |||
Revision as of 01:09, 30 January 2015
Longitude is a geographic coordinate that specifies the east-west position of a point on the Earth's surface. It is an angular measurement, usually expressed in degrees and denoted by the Greek letter lambda (λ). Points with the same longitude lie in lines running from the North Pole to the South Pole. By convention, one of these, the Prime Meridian, which passes through the Royal Observatory, Greenwich, England, was intended to establish the position of zero degrees longitude. The longitude of other places was to be measured as the angle east or west from the Prime Meridian, ranging from 0° at the Prime Meridian to +180° eastward and −180° westward. Specifically, it is the angle between a plane containing the Prime Meridian and a plane containing the North Pole, South Pole and the location in question. (This forms a right-handed coordinate system with the z axis (right hand thumb) pointing from the Earth's center toward the North Pole and the x axis (right hand index finger) extending from Earth's center through the equator at the Prime Meridian.)A location's north-south position along a meridian is given by its latitude, which is (not quite exactly) the angle between the local vertical and the plane of the Equator.
East Lines
- 1st meridian east
- 2nd meridian east
- 3rd meridian east
- 4th meridian east
- 5th meridian east
- 6th meridian east
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