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t. e. A projected coordinate system – also called a projected coordinate reference system, planar coordinate system, or grid reference system – is a type of spatial reference system that represents locations on Earth using Cartesian coordinates ( x, y) on a planar surface created by a particular map projection. [1]
The United Kingdom is a sovereign state located off the north-western coast of continental Europe.With a total area of approximately 244,376 square kilometres (94,354 sq mi), the UK occupies the major part of the British Isles archipelago and includes the island of Great Britain, the north-eastern one-sixth of the island of Ireland and many smaller surrounding islands.
Saskatchewan Index Maps | Product Sample. These index maps are for both the 1:50,000 and 1:250,000 scale topographic maps. They are available as: As free image downloads (suitable for visually identifying which 1:50,000 and 1:250,000 maps you may want to order). * Click on the National Topographic System (NTS) Index map for the area you require ...
The Geographic Names Information System ( GNIS) is a database of name and location information about more than two million physical and cultural features throughout the United States and its territories; the associated states of the Marshall Islands, Federated States of Micronesia, and Palau; and Antarctica. It is a type of gazetteer.
The organizational unit for the NTDB is the National Topographic System (NTS), based on the North American Datum (NAD) 83. Each file (data set) consists of one NTS unit at either the 1:50,000 or 1:250,000 scale. Furthermore, the data is now available by themes within a file. The ground data is depicted through points, lines, and areas.
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An NTS coordinate consists of a Series, Area, Sheet, Quarter, Unit and Block. Series. The NTS is divided into several series, each covering a specific region of Canada. The most commonly used series in northern BC for oil and gas exploration and production are the 1:50,000 and 1:250,000 scales.
