Knots to meters per second
meters per second = knots × 0.51444444
Reverse: meters per second to knots
How to convert knots to meters per second
One knot is 0.51444444 meters per second, so multiply the number of knots by 0.51444444. For example, 20 knots is 20 × 0.51444444 = 10.288889 meters per second. To go back, divide by the same number, or multiply by 1.943844.
Quick estimate
Multiplying by about 0.5 gets within 2.8% of the exact answer, which is enough to check that a result makes sense.
Where it comes up
Speed conversions come up when driving abroad, in running and cycling paces, weather and wind reports, and sailing and flying.
| knots | meters per second |
|---|---|
| 1 kn | 0.51444444 mps |
| 2 kn | 1.028889 mps |
| 3 kn | 1.543333 mps |
| 4 kn | 2.057778 mps |
| 5 kn | 2.572222 mps |
| 6 kn | 3.086667 mps |
| 7 kn | 3.601111 mps |
| 8 kn | 4.115556 mps |
| 9 kn | 4.63 mps |
| 10 kn | 5.144444 mps |
| 11 kn | 5.658889 mps |
| 12 kn | 6.173333 mps |
| 13 kn | 6.687778 mps |
| 14 kn | 7.202222 mps |
| 15 kn | 7.716667 mps |
| 16 kn | 8.231111 mps |
| 17 kn | 8.745556 mps |
| 18 kn | 9.26 mps |
| 19 kn | 9.774444 mps |
| 20 kn | 10.288889 mps |
| 25 kn | 12.861111 mps |
| 30 kn | 15.433333 mps |
| 40 kn | 20.577778 mps |
| 50 kn | 25.722222 mps |
| 60 kn | 30.866667 mps |
| 70 kn | 36.011111 mps |
| 75 kn | 38.583333 mps |
| 80 kn | 41.155556 mps |
| 90 kn | 46.3 mps |
| 100 kn | 51.444444 mps |
| 120 kn | 61.733333 mps |
| 150 kn | 77.166667 mps |
| 200 kn | 102.888889 mps |
| 250 kn | 128.611111 mps |
| 300 kn | 154.333333 mps |
| 400 kn | 205.777778 mps |
| 500 kn | 257.222222 mps |
| 750 kn | 385.833333 mps |
| 1,000 kn | 514.444444 mps |
| 1,500 kn | 771.666667 mps |
| 2,000 kn | 1,028.89 mps |
| 5,000 kn | 2,572.22 mps |
| 10,000 kn | 5,144.44 mps |
Questions
How many meters per second are in a knot?
0.51444444 meters per second.
How do I convert knots to meters per second in a spreadsheet?
Put the value in A1 and type =A1*0.51444444, then fill the formula down the column.
Are the values in the table exact?
They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.