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 669.5 knots into feet per second we have to multiply 669.5 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
669.5 kt → V(ft/s)
Solve the above proportion to obtain the velocity V in feet per second:
V(ft/s) = 669.5 kt × 1.6878098570997 ft/s
V(ft/s) = 1129.9886993283 ft/s
The final result is:
669.5 kt → 1129.9886993283 ft/s
We conclude that 669.5 knots is equivalent to 1129.9886993283 feet per second:
669.5 knots = 1129.9886993283 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 0.00088496460238448 × 669.5 knots.
Another way is saying that 669.5 knots is equal to 1 ÷ 0.00088496460238448 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 sixty-nine point five knots is approximately one thousand one hundred twenty-nine point nine eight nine feet per second:
669.5 kt ≅ 1129.989 ft/s
An alternative is also that one foot per second is approximately zero point zero zero one times six hundred sixty-nine point five 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) |
---|---|
670.5 knots | 1131.677 feet per second |
671.5 knots | 1133.364 feet per second |
672.5 knots | 1135.052 feet per second |
673.5 knots | 1136.74 feet per second |
674.5 knots | 1138.428 feet per second |
675.5 knots | 1140.116 feet per second |
676.5 knots | 1141.803 feet per second |
677.5 knots | 1143.491 feet per second |
678.5 knots | 1145.179 feet per second |
679.5 knots | 1146.867 feet per second |