With this information, you can calculate the quantity of knots 630 feet per minute is equal to.

¿What is the inverse calculation between 1 knot and 630 feet per minute?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.1607438 times 630 feet per minute.

Which is the same to say that 630 feet per minute is 6.2210799 knots.

Six hundred thirty feet per minute equals to six knots. *Approximation

A knot is zero times six hundred thirty feet per minute. *Approximation