Convert 1 mile / square second to kilometer / square hour
20,857,098.239910513 km/h²
1 mi/sec² (mile / square second) is equal to 20,857,098.239910513 km/h² (kilometer / square hour). To convert from mile / square second to kilometer / square hour, multiply by 20,857,098.239910513 or divide by 0.00000004794530804320987.