1 Nautical mile (1 knot) = 1.15 Statutory Mile = 6080 feet =1 minute of arc on the earth’s surface
1 Fathom = 6 feet
10 cables = 1 Nautical mile
1 point on the compass = 11.25 degrees
1 metre = 3.2808 feet= 39.3 inches
1 Statutory mile = 1.6093 kilometres