Convert Knots to Feet Per Second
1 knot = 1.68781 feet per second. Type any value below to convert in either direction — the calculation happens in your browser.
Knots to Feet Per Second formula
Multiply the number of knots by 1.68781 to get feet per second.
feet per second = knots × 1.68781To go the other way: divide the number of feet per second by 1.68781, or multiply by 0.5924838.
knots = feet per second ÷ 1.68781Knots to Feet Per Second conversion table
| Knots | Feet Per Second |
|---|---|
| 1 kn | 1.68781 ft/s |
| 2 kn | 3.37562 ft/s |
| 3 kn | 5.06343 ft/s |
| 4 kn | 6.751239 ft/s |
| 5 kn | 8.439049 ft/s |
| 6 kn | 10.126859 ft/s |
| 7 kn | 11.814669 ft/s |
| 8 kn | 13.502479 ft/s |
| 9 kn | 15.190289 ft/s |
| 10 kn | 16.878099 ft/s |
| 15 kn | 25.317148 ft/s |
| 20 kn | 33.756197 ft/s |
| 25 kn | 42.195246 ft/s |
| 30 kn | 50.634296 ft/s |
| 40 kn | 67.512394 ft/s |
| 50 kn | 84.390493 ft/s |
| 75 kn | 126.585739 ft/s |
| 100 kn | 168.780986 ft/s |
| 250 kn | 421.952464 ft/s |
| 500 kn | 843.904929 ft/s |
| 1,000 kn | 1,687.81 ft/s |
Feet Per Second to Knots conversion table
| Feet Per Second | Knots |
|---|---|
| 1 ft/s | 0.5924838 kn |
| 2 ft/s | 1.184968 kn |
| 3 ft/s | 1.777451 kn |
| 4 ft/s | 2.369935 kn |
| 5 ft/s | 2.962419 kn |
| 6 ft/s | 3.554903 kn |
| 7 ft/s | 4.147387 kn |
| 8 ft/s | 4.73987 kn |
| 9 ft/s | 5.332354 kn |
| 10 ft/s | 5.924838 kn |
About the knot
A knot is one nautical mile per hour and is the speed unit used at sea and in aviation.
About the foot per second
Feet per second is used in ballistics, sports analytics and US engineering.
Frequently asked questions
How many feet per second are in a knot?
There are 1.68781 feet per second in one knot.
How many knots are in a foot per second?
There are 0.5924838 knots in one foot per second.
Is this conversion exact?
The ratio between the knot and the foot per second is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 knots in feet per second?
10 knots equals 16.878099 feet per second.