680 kilometers per hour in feet per second

Result

The conversion result is: 680 kilometers per hour is equivalent to 619.714202391368 feet per second.^[1]

Conversion in the opposite direction

The inverse of the conversion factor is that 1 foot per second is equal to 0.00161364705882353 times 680 kilometers per hour.

It can also be expressed as: 680 kilometers per hour is equal to 1 / 0.00161364705882353 feet per second.

Approximation

An approximate numerical result would be: six hundred and eighty kilometers per hour is about six hundred and nineteen point seven one feet per second, or alternatively, a foot per second is about zero times six hundred and eighty kilometers per hour.