Convert one knot to kilometers per hour

Explanation

To convert one knot to kilometers per hour all we need is to know the conversion factor and we are done. Luckily, we can compute that factor using the units' definitions below.

We find that one knot is equal to 1.852 kilometers per hour.

Formula

1 kn = 1.852 km/h

knotskn

dimension	speed
symbol	kn, kt
synonyms	kts

The knot (kn, kt) is a unit of speed.

The unit is used in navigation and meteorology.

Definition of the knot

One knot is defined as one nautical mile per hour.

Value in terms of the SI

One knot is equal to ⁴⁶³⁄₉₀₀ meters per second.

Equivalences

One knot is equivalent to:

History

The knot finds its origin in a tool made up of a knotted line attached to a log that was used for measuring the speed of a ship. The log was tossed in the water off the stern and the sailors counted to number knots that passed through their hand in a certain amount of time.

kilometers per hourkm/h

dimension	speed
symbol	km/h, kph

The kilometer per hour (km/h, kph) is a unit of speed.

Definition of the kilometer per hour

One kilometer per hour is equal to the speed of an object traveling one kilometer in a time of one hour.

Value in terms of the SI

One kilometer per hour is equivalent to ⁵⁄₁₈ meters per second.

Equivalences

One kilometer per hour is equivalent to:

Some Facts

The fastest man powered vehicle has a maximum speed of 144.17 km/h (90 mph).

Other speeds

	second	minute	hour
millimeter	mm/s	mm/min	mm/h
meter	m/s	m/min	m/h
kilometer	km/s	km/min	km/h