Formula
kn to m/s conversion formula
Use this relationship for a direct conversion:
Worked example
2 kn = 1.0288888889 m/s.
All listed factors are fixed by exact length and time definitions.
Speed conversion
1 knot (kn) equals 0.514444444444 meter per second (m/s). Enter any value below to convert from kn to m/s.
Enter a value and choose units. Results update instantly.
1 kn = 0.5144444444 m/s
| Unit | Value |
|---|---|
| Meter per second m/s | 0.5144444444 |
| Kilometer per hour km/h | 1.852 |
| Mile per hour mph | 1.150779448 |
| Knot kn | 1 |
| Foot per second ft/s | 1.6878098571 |
| Centimeter per second cm/s | 51.4444444444 |
| Speed of light c | 0.0000000017 |
Formula
Use this relationship for a direct conversion:
2 kn = 1.0288888889 m/s.
All listed factors are fixed by exact length and time definitions.
Quick reference
| Knot (kn) | Meter per second (m/s) |
|---|---|
| 0.01 | 0.0051444444 |
| 0.1 | 0.0514444444 |
| 1 | 0.5144444444 |
| 2 | 1.0288888889 |
| 5 | 2.5722222222 |
| 10 | 5.1444444444 |
| 25 | 12.8611111111 |
| 50 | 25.7222222222 |
| 100 | 51.4444444444 |
| 1,000 | 514.4444444444 |
From unit
One nautical mile per hour.
Symbol: kn
To unit
The SI derived unit of speed.
Symbol: m/s
Keep converting
Source
Definitions are checked against BIPM SI Brochure and international unit definitions. Calculations use full internal precision before display rounding.
View the complete speed converterQuestions
Use the formula m/s = kn x 0.514444444444. 1 knot (kn) equals 0.514444444444 meter per second (m/s).
Both unit definitions use exact factors. Only the displayed decimal may be rounded.