# 630 feet per second in kilometers per hour

## Conversion

630 feet per second is equivalent to 691.2864 kilometers per hour.^{[1]}

## Conversion in the opposite direction

The inverse of the conversion factor is that **1 kilometer per hour is equal to 0.00144657843695464 times 630 feet per second**.

It can also be expressed as: 630 feet per second is equal to $\frac{1}{\mathrm{0.00144657843695464}}$ kilometers per hour.

## Approximation

An approximate numerical result would be: **six hundred and thirty feet per second is about six hundred and ninety-one point two eight kilometers per hour**, or alternatively, *a kilometer per hour is about zero times six hundred and thirty feet per second*.

## Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.