With this information, you can calculate the quantity of knots 813 feet per minute is equal to.
¿What is the inverse calculation between 1 knot and 813 feet per minute?
Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.12456161 times 813 feet per minute.
Which is the same to say that 813 feet per minute is 8.0281555 knots.
Eight hundred thirteen feet per minute equals to eight knots. *Approximation
A knot is zero times eight hundred thirteen feet per minute. *Approximation