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