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Unit Converter

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 680 knots into feet per second we have to multiply 680 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

680 kt → V(ft/s)

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

V(ft/s) = 680 kt × 1.6878098570997 ft/s

V(ft/s) = 1147.7107028278 ft/s

The final result is:

680 kt → 1147.7107028278 ft/s

We conclude that 680 knots is equivalent to 1147.7107028278 feet per second:

680 knots = 1147.7107028278 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 0.00087129970778884 × 680 knots.

Another way is saying that 680 knots is equal to 1 ÷ 0.00087129970778884 feet per second.

Approximate result

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

680 kt ≅ 1147.711 ft/s

An alternative is also that one foot per second is approximately zero point zero zero one times six hundred eighty 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

knots (kt) feet per second (ft/s)
681 knots 1149.399 feet per second
682 knots 1151.086 feet per second
683 knots 1152.774 feet per second
684 knots 1154.462 feet per second
685 knots 1156.15 feet per second
686 knots 1157.838 feet per second
687 knots 1159.525 feet per second
688 knots 1161.213 feet per second
689 knots 1162.901 feet per second
690 knots 1164.589 feet per second