Converting from Kilometer per hour (km/h) to Kilometer per second (km/s)

What is Kilometer per hour (km/h)

Kilometer per hour (km/h) is a unit of speed commonly used to measure the distance traveled in kilometers in one hour.

What is Kilometer per second (km/s)

Kilometer per second (km/s) is a unit of speed used to measure the distance traveled in kilometers in one second.

Conversion Formulas

The default conversion between km/h and km/s is:

1 km/h=0.0002777778 km/s

1 km/s=3600 km/h

Other examples include:

• 10 km/h = 0.002777778 km/s
• 10 km/s = 36000 km/h
• 13 km/h = 0.003611111 km/s
• 13 km/s = 46800 km/h
• 2 km/h = 0.0005555556 km/s
• 2 km/s = 7200 km/h

Examples

To convert 20 km/h to km/s:

20 km/h×0.0002777778=0.005555556 km/s

To convert 5 km/s to km/h:

5 km/s×3600=18000 km/h

This page can be used as a reference to perform conversions between Kilometer per hour (km/h) and Kilometer per second (km/s).