A nautical mile (equal to 1,151 miles, or 6,082,66 feet) per hour.
Imayile esetyenziswa elwandle (elingana newaka likhulu elinamashumi amahlanu ananye eemayile, okanye amawaka amathandathu, amashumi asibhozo anesibini ananamashumi amathandathu anesithandathu eenyawo) iyure.