With this information, you can calculate the quantity of feet per minute 821 knots is equal to.

¿What is the inverse calculation between 1 foot per minute and 821 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per minute is 1.2027686e-05 times 821 knots.

Which is the same to say that 821 knots is 83141.514 feet per minute.

Eight hundred twenty-one knots equals to eighty-three thousand one hundred forty-one feet per minute. *Approximation

A foot per minute is one times eight hundred twenty-one knots. *Approximation