Kilometer per Hour to Knot Conversion

Convert between Kilometer per Hour and Knot quickly and accurately.

km/h
kt

How to Convert Kilometer per Hour to Knot

Conversion Formula

1 km/h = 0.54 kt
1 kt = 1.852 km/h

Example

Convert 15 km/h to kt:

15 km/h = 15 × 0.54 kt = 8.099 kt

Unit Information

Learn about the speed units you're converting between

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

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 to Knot Conversion Table

Kilometer per Hour [km/h] Knot [kt]
1 km/h 0.539957 kt
10 km/h 5.399568 kt
25 km/h 13.49892 kt
50 km/h 26.99784 kt
100 km/h 53.99568 kt
0 km/h 0E+0 kt
-10 km/h -5.399568 kt
-40 km/h -21.598272 kt

Related Conversions

Explore more Speed conversion options

Kilometer per Hour to Meter per Second

Quick conversion

Kilometer per Hour to Mile per Hour

Quick conversion

Kilometer per Hour to Meter per Hour

Quick conversion

Kilometer per Hour to Meter per Minute

Quick conversion

Kilometer per Hour to Kilometer per Minute

Quick conversion

Kilometer per Hour to Kilometer per Second

Quick conversion

Kilometer per Hour to Centimeter per Hour

Quick conversion

Kilometer per Hour to Centimeter per Minute

Quick conversion

Kilometer per Hour to Centimeter per Second

Quick conversion

Kilometer per Hour to Millimeter per Hour

Quick conversion

Kilometer per Hour to Millimeter per Minute

Quick conversion

Kilometer per Hour to Millimeter per Second

Quick conversion

Kilometer per Hour to Foot per Hour

Quick conversion

Kilometer per Hour to Foot per Minute

Quick conversion

Kilometer per Hour to Foot per Second

Quick conversion

Kilometer per Hour to Yard per Hour

Quick conversion

Kilometer per Hour to Yard per Minute

Quick conversion

Kilometer per Hour to Yard per Second

Quick conversion

Kilometer per Hour to Mile per Minute

Quick conversion

Kilometer per Hour to Mile per Second

Quick conversion

Kilometer per Hour to Knot

Quick conversion

Kilometer per Hour to Knot (UK)

Quick conversion

Kilometer per Hour to Velocity of Light in Vacuum

Quick conversion

Kilometer per Hour to Cosmic Velocity - First

Quick conversion

Kilometer per Hour to Cosmic Velocity - Second

Quick conversion

Kilometer per Hour to Cosmic Velocity - Third

Quick conversion

Kilometer per Hour to Earth's Velocity

Quick conversion

Kilometer per Hour to Velocity of Sound in Pure Water

Quick conversion

Kilometer per Hour to Velocity of Sound in Sea Water (20°C, 10 meter deep)

Quick conversion

Kilometer per Hour to Mach (20°C, 1 atm)

Quick conversion

Kilometer per Hour to Mach (SI Standard)

Quick conversion