mile per hour (mph) → kilometer per second (km/s)
1 mph = 0.000447 km/s · ⇄ kilometer per second (km/s) → mile per hour (mph)
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All units in this category
| Converted Value | ||
|---|---|---|
| meter per second | m/s | — |
| kilometer per hour | km/h | — |
| mile per hour | mph | — |
| knot | kn | — |
| foot per second | ft/s | — |
| kilometer per second | km/s | — |
| centimeter per second | cm/s | — |
| inch per second | in/s | — |
| Mach | Ma | — |
| speed of light | c | — |
Conversion Formula & Definition
km/s = mph × 0.000447
1 mile per hour (mph) = 0.000447 kilometer per second (km/s).
Popular Conversions (Speed)
Quick Conversion Reference Table: mile per hour (mph) → kilometer per second (km/s)
| mile per hour (mph) | kilometer per second (km/s) |
|---|---|
| 0.1 mph | 0.0000447 km/s |
| 0.5 mph | 0.000224 km/s |
| 1 mph | 0.000447 km/s |
| 2 mph | 0.000894 km/s |
| 5 mph | 0.00224 km/s |
| 10 mph | 0.00447 km/s |
| 20 mph | 0.00894 km/s |
| 50 mph | 0.0224 km/s |
| 100 mph | 0.0447 km/s |
| 250 mph | 0.112 km/s |
| 500 mph | 0.224 km/s |
| 1,000 mph | 0.447 km/s |