Kilometres per hour to Knots
Type a value in Kilometres per hour and get the result in Knots, calculated exactly.
100 Kilometres per hour ≈ 53.99568035 Knots
Precision
Exact factorRounded for display to about 10 significant digits.
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Formula
kn = km/h ÷ 1.852
To convert Kilometres per hour to Knots, divide the value by 1.852.
Worked examples
- 1 km/h ÷ 1.852 ≈ 0.5399568035 kn
- 100 km/h ÷ 1.852 ≈ 53.99568035 kn
- 50 km/h ÷ 1.852 ≈ 26.99784017 kn
This factor is exact by definition.
Conversion table
| Kilometres per hour (km/h) | Knots (kn) |
|---|---|
| 1 | ≈ 0.5399568 |
| 2 | ≈ 1.079914 |
| 3 | ≈ 1.61987 |
| 4 | ≈ 2.159827 |
| 5 | ≈ 2.699784 |
| 6 | ≈ 3.239741 |
| 7 | ≈ 3.779698 |
| 8 | ≈ 4.319654 |
| 9 | ≈ 4.859611 |
| 10 | ≈ 5.399568 |
| 15 | ≈ 8.099352 |
| 20 | ≈ 10.79914 |
| 25 | ≈ 13.49892 |
| 30 | ≈ 16.1987 |
| 40 | ≈ 21.59827 |
| 50 | ≈ 26.99784 |
| 60 | ≈ 32.39741 |
| 70 | ≈ 37.79698 |
| 75 | ≈ 40.49676 |
| 80 | ≈ 43.19654 |
| 90 | ≈ 48.59611 |
| 100 | ≈ 53.99568 |
Values marked ≈ are rounded; the rest are exact.
Reverse table: Knots to Kilometres per hour
| Knots (kn) | Kilometres per hour (km/h) |
|---|---|
| 1 | 1.852 |
| 2 | 3.704 |
| 3 | 5.556 |
| 4 | 7.408 |
| 5 | 9.26 |
| 6 | 11.112 |
| 7 | 12.964 |
| 8 | 14.816 |
| 9 | 16.668 |
| 10 | 18.52 |
| 15 | 27.78 |
| 20 | 37.04 |
| 25 | 46.3 |
| 30 | 55.56 |
| 40 | 74.08 |
| 50 | 92.6 |
| 60 | 111.12 |
| 70 | 129.64 |
| 75 | 138.9 |
| 80 | 148.16 |
| 90 | 166.68 |
| 100 | 185.2 |
Unit definitions
- Kilometres per hour km/h
- 1000 metres in 3600 seconds: exactly 5/18 of a metre per second.
- Knots kn
- One nautical mile per hour: exactly 1.852 km/h.
Questions people ask
Kilometres per hour to Knots: what is the conversion factor?
One km/h is ≈ 0.5399568035 kn.
How do I convert Kilometres per hour to Knots?
Use the formula above. For example, 100 km/h = ≈ 53.99568035 kn.
Is the conversion exact?
Yes. Both units have exact definitions, so the factor is exact; a result is only rounded when its decimals never end.
Factors checked 19 October 2026.