With this information, you can calculate the quantity of knots 631 kilometers per hour is equal to.
¿What is the inverse calculation between 1 knot and 631 kilometers per hour?
Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.0029350238 times 631 kilometers per hour.
Which is the same to say that 631 kilometers per hour is 340.71274 knots.
Six hundred thirty-one kilometers per hour equals to three hundred forty knots. *Approximation
A knot is zero times six hundred thirty-one kilometers per hour. *Approximation