With this information, you can calculate the quantity of knots 609 feet per minute is equal to.
¿What is the inverse calculation between 1 knot and 609 feet per minute?
Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.16628669 times 609 feet per minute.
Which is the same to say that 609 feet per minute is 6.0137106 knots.
Six hundred nine feet per minute equals to six knots. *Approximation
A knot is zero times six hundred nine feet per minute. *Approximation