For scale, the latitude lines are drawn at 0.2 degree increments, i.e. 12 nautical miles or 22 km apart (1 degree of latitude - or 1 degree of longitude if and

For scale, the latitude lines are drawn at 0.2 degree increments, i.e. 12 nautical miles or 22 km apart (1 degree of latitude - or 1 degree of longitude if and only if you're at the equator - is 60 nautical miles).