Why is it important to know the exact location of a place?
Location is very important this is because it enables us to know the precise place of a an archeological site, human settlement, town, village or city. An absolute location is a depiction of the exact site on an objective coordinate system i.e grid which mostly is the longitude and latitude on the map.
How do you find the precise location?
The precise location of any point on the earth’s surface can be specified by giving its latitude, longitude, and elevation above mean sea level.
What is use precise location?
Precise location means exactly where you are, such as a particular address. If you set your home or work addresses, and Google estimates that you’re at home or work, then the exact address will be used for your search.
How precise is iPhone location?
3G iPhone w/ A-GPS ~ 8 meters. 3G iPhone w/ WiFi ~ 74 meters. 3G iPhone w/ Cellular positioning ~ 600 meters.
Why do we need to track Someone’s location?
Tracking a person’s location is a common need nowadays because of many reasons such as one of your close people is living away from you and you can’t reach her in either through phone or through social media. Knowing where is someone is probably the most comforting and a very valuable technology to have.
What do you need to know about geolocation?
If you don’t know what geolocation is, and — at this point — you’re too afraid to ask, it refers to the geographical (latitudinal and longitudinal) location of an Internet-connected device. Not your location, mind you, but the location of whatever electronic medium is being used to access the Internet.
How does approximate location work on an iPhone?
For instance, if you are driving near the border of two states, the approximate location region will be fully inside the current state you are in. This means a weather app will always be able to show relevant local forecasts, without ever knowing exactly where you are.
How are the satellites used to find your location?
This is a high-tech version of triangulation, called trilateration. The first satellite locates you somewhere on a sphere (top left of Figure). The second satellite narrows your location to a circle created by the intersection of the two satellite spheres (top right). The third satellite reduces the choice to two possible points (bottom left).