With this information, you can calculate the quantity of feet per second 623 knots is equal to.

¿What is the inverse calculation between 1 foot per second and 623 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.00095101734 times 623 knots.

Which is the same to say that 623 knots is 1051.5055 feet per second.

Six hundred twenty-three knots equals to one thousand fifty-one feet per second. *Approximation

A foot per second is zero times six hundred twenty-three knots. *Approximation