Latitude: the north/south position. Values range from -90 to 90. Positive values are north, negative value are south.

Longitude: the east-west position of a point. Values range from -180 to 180. Positive values are east, negative values are west.

Latitude and Longitude may be given as

• decimal degrees, e.g. +32.30642, -122.61458
• degrees, minutes and seconds in DDD° MM' SS.S" form, e.g. 32° 18' 23.1" N 122° 36' 52.5" W
• degrees and decimal minutes DDD° MM.MMM' form, e.g. 32° 18.385' N 122° 36.875' W