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Kilometers per hour to Kilometers per second Converter

Adjust the numbers below — results update instantly

From:

To:

Kilometers per hour

km/h

Kilometers per second

km/s

Calculation

1km/h × (0.277777778 / 1000) = 0.000277778km/s

→ Rounded to display: 0.000278km/s

How to Convert Kilometers per hour to Kilometers per second

Example:

15 km/h = 0.004167 km/s

1 km/h = 0.000278 km/s | 1 km/s = 3600 km/h

Conversion Steps:

15 × (0.277777778 / 1000) = 0.004166667