With this information, you can calculate the quantity of knots 139 feet per minute is equal to.

¿What is the inverse calculation between 1 knot and 139 feet per minute?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.72855102 times 139 feet per minute.

Which is the same to say that 139 feet per minute is 1.3725875 knots.

One hundred thirty-nine feet per minute equals to one knots. *Approximation

A knot is zero times one hundred thirty-nine feet per minute. *Approximation