With this information, you can calculate the quantity of knots 423 kilometers per hour is equal to.

¿What is the inverse calculation between 1 knot and 423 kilometers per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.0043782506 times 423 kilometers per hour.

Which is the same to say that 423 kilometers per hour is 228.40173 knots.

Four hundred twenty-three kilometers per hour equals to two hundred twenty-eight knots. *Approximation

A knot is zero times four hundred twenty-three kilometers per hour. *Approximation