|Name||Symbol||Quantity||Expressed in terms of SI base units||Expressed in terms of other SI units|
|knot||kn||speed||1852⁄3600 m s−1|
The knot, symbol kn, is a non-SI unit of speed.
The knot is not accepted for use with the SI.
One knot is equal to one nautical mile per hour, or 1852⁄3600 m s−1