With this information, you can calculate the quantity of feet per second 856 knots is equal to.

¿What is the inverse calculation between 1 foot per second and 856 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.00069215397 times 856 knots.

Which is the same to say that 856 knots is 1444.7652 feet per second.

Eight hundred fifty-six knots equals to one thousand four hundred forty-four feet per second. *Approximation

A foot per second is zero times eight hundred fifty-six knots. *Approximation