km/h → nós
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
kn = km/h × 0.539957
About this calculator
The km/h to knots converter is a useful tool to calculate speed in knots from km/h. The used formula is simple: just multiply the speed in km/h by the conversion factor 0.539957.
This conversion is important in contexts where speed in knots is more common, such as in maritime navigation or in situations where speed in knots is more convenient for comparisons or calculations.
Remember that speed in knots is a unit of speed used mainly in maritime navigation contexts, while speed in km/h is more common in terrestrial contexts.
Frequently asked questions
What is a knot?
A knot is a unit of speed used mainly in maritime navigation contexts. It is equivalent to 1.852 meters per second or 1.94384 km/h.
Why do I need to convert km/h to knots?
You need to convert km/h to knots in contexts where speed in knots is more common or convenient for calculations or comparisons.
Is the conversion formula reliable?
Yes, the conversion formula is reliable and based on official values. Multiplying by the conversion factor 0.539957 provides the correct speed in knots.
Can I use this tool in other contexts?
Yes, this tool can be used in other contexts, as long as you are sure that speed in knots is appropriate.
What to do if I have any question about this tool?
If you have any question about this tool, please contact us. We are here to help you.