Location is the act and the result of locating : indicate or establish the geographical location of something or someone. The term refers to site at space , defined from different references.
The idea of location can be linked to the identification of a specific site on the surface of the planet making use of Geographical coordinates . This means that, knowing the length and the length , it is possible to place a point anywhere in the land .
The geographic location or geolocation is carried out through a positioning system . At present, it is usual to appeal to the Global Positioning System (GPS ), capable of locating a point on the surface with an accuracy of a few meters or even centimeters.
To achieve the location, the GPS employ at least four satellites and use the trilateration . The GPS network It has more than twenty orbiting satellites around the planet: in this way, it is guaranteed that there are always four or more satellites visible from any terrestrial corner. The receiving device, from the signals it collects from the satellites and calculating the time it took to arrive, measures the distance and records its position accurately.
At colloquial language , to talk about location is to refer to the establishment address or to the spatial position of an area or zone . For example: “Yesterday, on a television show, I saw a report about a beautiful beach, but I didn't hear its location”, "The company is confident in achieving the location of new oil wells in the region", “I liked the hotel, although its location is not good since it is far from the center”.