Pinpointing your place is extremely easy on the world map if you exactly know the latitude and longitude geographical coordinates of your city, state or country. With the help of these virtual lines, ...

Using the geographical coordinates of the earth’s surface on mobile or smart phone, you must have the features of Global Positioning System (GPS), internet via either GPRS, Wi-Fi or Edge and any API ...

Many amateur astronomers have difficulty understanding the equatorial coordinate system at first. But once you get the hang of it, using it becomes as easy as using latitude and longitude to locate ...