kn
ft/s

How to convert knots to feet per second

1 knot is equal to 1.68781 feet per second:

1 kn = 1.68781 ft/s

When a speed V in knots is multiplied by 1.68781, it gives speed in feet per second.

Vft/s = Vkn × 1.68781


Example

To convert 20 knots into feet per second, it is multiplied by 1.68781:

(20 kn) × 1.68781 = 33.756197 ft/s

Knots

Miles per hour is a unit of speed equal to the the number of nautical miles traveled in one hour. One knot is exactly equal to 1.852 km/h. The unit symbols are kn or kt.

A nautical mile is a unit of length used in air, marine, and space navigation, and for the definition of territorial waters. Historically, it was defined as one minute (160 of a degree) of latitude along any line of longitude. Presently, the international nautical mile is defined as exactly 1852 meters.

Feet per second

The foot per second (plural feet per second) is a unit of speed (scalar quantity) and velocity (vector quantity). It is equal to the the number of feet traveled in one second. The unit symbols are ft/s, fps or ft s-1.

Quick Conversion Table

The quick knot to foot per second conversion table is given below:

KnotsFeet per second
10 kn16.878 ft/s
20 kn33.756 ft/s
30 kn50.634 ft/s
40 kn67.512 ft/s
50 kn84.39 ft/s
60 kn101.269 ft/s
70 kn118.147 ft/s
80 kn135.025 ft/s
90 kn151.903 ft/s
100 kn168.781 ft/s