With this information, you can calculate the quantity of feet per minute 621 knots is equal to.
¿What is the inverse calculation between 1 foot per minute and 621 knots?
Performing the inverse calculation of the relationship between units, we obtain that 1 foot per minute is 1.5901337e-05 times 621 knots.
Which is the same to say that 621 knots is 62887.795 feet per minute.
Six hundred twenty-one knots equals to sixty-two thousand eight hundred eighty-seven feet per minute. *Approximation
A foot per minute is one times six hundred twenty-one knots. *Approximation
