Conversion formula

The conversion factor from knots to feet per second is 1.6878098570997, which means that 1 knot is equal to 1.6878098570997 feet per second:

1 kt = 1.6878098570997 ft/s

To convert 1689 knots into feet per second we have to multiply 1689 by the conversion factor in order to get the velocity amount from knots to feet per second. We can also form a simple proportion to calculate the result:

1 kt → 1.6878098570997 ft/s

1689 kt → V_(ft/s)

Solve the above proportion to obtain the velocity V in feet per second:

V_(ft/s) = 1689 kt × 1.6878098570997 ft/s

V_(ft/s) = 2850.7108486415 ft/s

The final result is:

1689 kt → 2850.7108486415 ft/s

We conclude that 1689 knots is equivalent to 2850.7108486415 feet per second:

1689 knots = 2850.7108486415 feet per second

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 foot per second is equal to 0.00035078969881374 × 1689 knots.

Another way is saying that 1689 knots is equal to 1 ÷ 0.00035078969881374 feet per second.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand six hundred eighty-nine knots is approximately two thousand eight hundred fifty point seven one one feet per second:

1689 kt ≅ 2850.711 ft/s

An alternative is also that one foot per second is approximately zero times one thousand six hundred eighty-nine knots.

Conversion table

knots to feet per second chart

For quick reference purposes, below is the conversion table you can use to convert from knots to feet per second