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The meridian 31° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Greenland, the Atlantic Ocean, the Southern Ocean, and Antarctica to the South Pole.
The meridian 31° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Europe, Turkey, Africa, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.
At 30° a longitudinal second is 26.76 m, at Greenwich (51°28′38″N) 19.22 m, and at 60° it is 15.42 m. On the WGS 84 spheroid, the length in meters of a degree of latitude at latitude ϕ (that is, the number of meters you would have to travel along a north–south line to move 1 degree in latitude, when at latitude ϕ), is about
For example, the green arrows show that Donetsk (green circle) at 48°N has a Δ long of 74.63 km/° (1.244 km/min, 20.73 m/sec etc) and a Δ lat of 111.2 km/° (1.853 km/min, 30.89 m/sec etc). When the Earth is modelled by an ellipsoid this arc length becomes [ 41 ] [ 42 ]
The parallel 36°30′ north is a circle of latitude that is 36 1 ⁄ 2 degrees north of the equator of the Earth. This parallel of latitude is particularly significant in the history of the United States as the line of the Missouri Compromise , which was used to divide the prospective slave and free states west of the Mississippi River , with ...
The .30-30 Winchester / 7.8x51mmR (officially named the .30 Winchester Center Fire or .30 WCF) cartridge was first marketed for the Winchester Model 1894 lever-action rifle in 1895. [4] The .30-30 (pronounced "thirty-thirty"), as it is most commonly known, along with the .25-35 Winchester , was offered that year as the United States' first ...
7.30 is an Australian nightly television current affairs program which broadcasts on ABC TV and ABC News at 7:30 p.m. on Monday to Thursday nights. The program is the flagship for the network and is currently hosted by Sarah Ferguson .
The 7.30 Report began on 28 January 1986, screening Tuesday to Friday evenings. The program extended to Mondays the following year. Until the end of 1995 [2] the program had separate editions for each state and territory, presented by Alan Carpenter, Mary Delahunty, Quentin Dempster, Trisha Goddard, [3] Sarah Henderson, Jane Singleton, [4] Genevieve Hussey, John Jost, Leigh McClusky, Kelly ...