With this information, you can calculate the quantity of feet per second 810 knots is equal to.

¿What is the inverse calculation between 1 foot per second and 810 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.00073146148 times 810 knots.

Which is the same to say that 810 knots is 1367.126 feet per second.

Eight hundred ten knots equals to one thousand three hundred sixty-seven feet per second. *Approximation

A foot per second is zero times eight hundred ten knots. *Approximation