With this information, you can calculate the quantity of feet per second 866 knots is equal to.

¿What is the inverse calculation between 1 foot per second and 866 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.00068416143 times 866 knots.

Which is the same to say that 866 knots is 1461.6433 feet per second.

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

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