Knot to Kilometer per Hour Conversion
Convert between Knot and Kilometer per Hour quickly and accurately.
How to Convert Knot to Kilometer per Hour
Conversion Formula
Example
Convert 15 kt to km/h:
Unit Information
Learn about the speed units you're converting between
Knot
kt
Definition
The knot is a unit of speed used in maritime and aviation contexts, representing one nautical mile per hour. It is the standard unit for measuring ship speeds, aircraft speeds, and wind speeds in navigation and meteorology worldwide.
History/Origin
The knot has its origins in maritime navigation, where sailors used a rope with knots tied at regular intervals to measure ship speed. The term "knot" comes from this practice, and it became the standard unit for maritime and aviation speeds.
Current Use
The knot is used worldwide in maritime navigation for ship speeds, in aviation for aircraft speeds, in meteorology for wind speeds, and in various navigation applications. It is the standard unit in these fields regardless of the country's measurement system.
Multiplier
0.514
Offset
0
Kilometer per Hour
km/h
Definition
The kilometer per hour is a unit of speed expressing the number of kilometers traveled in one hour. It is commonly used for measuring vehicle speeds, wind speeds, and general transportation velocities in most countries worldwide, except the United States.
History/Origin
Kilometer per hour became widely adopted with the metric system in the 19th century, particularly in Europe and other metric countries. It replaced various regional speed measurements and became the standard for road signs, speedometers, and official speed limits.
Current Use
Kilometer per hour is the primary speed unit for road traffic, aviation, maritime navigation, and weather reporting in metric countries. It is used on speedometers, road signs, weather forecasts, and in transportation planning and safety regulations.
Multiplier
0.278
Offset
0
Knot to Kilometer per Hour Conversion Table
| Knot [kt] | Kilometer per Hour [km/h] |
|---|---|
| 1 kt | 1.852 km/h |
| 10 kt | 18.52 km/h |
| 25 kt | 46.3 km/h |
| 50 kt | 92.6 km/h |
| 100 kt | 185.2 km/h |
| 0 kt | 0E+0 km/h |
| -10 kt | -18.52 km/h |
| -40 kt | -74.08 km/h |
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