Approximate Metric Equivalents for Degrees, Minutes, and Seconds
At the equator for longitude and for latitude anywhere, the following approximations are valid:
If you report a position to the nearest 0.01° (two decimal places for latitude and longitude), you will only be accurate to around 1 km. While this is adequate for rough locations on a global scale, for detailed work it will be inadequate.
Last revision 12/10/2017