Unit Converter
Conversion formula
The conversion factor from feet per second to knots is 0.59248380129641, which means that 1 foot per second is equal to 0.59248380129641 knots:
1 ft/s = 0.59248380129641 kt
To convert 669.9 feet per second into knots we have to multiply 669.9 by the conversion factor in order to get the velocity amount from feet per second to knots. We can also form a simple proportion to calculate the result:
1 ft/s → 0.59248380129641 kt
669.9 ft/s → V(kt)
Solve the above proportion to obtain the velocity V in knots:
V(kt) = 669.9 ft/s × 0.59248380129641 kt
V(kt) = 396.90489848846 kt
The final result is:
669.9 ft/s → 396.90489848846 kt
We conclude that 669.9 feet per second is equivalent to 396.90489848846 knots:
669.9 feet per second = 396.90489848846 knots
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0025194952337658 × 669.9 feet per second.
Another way is saying that 669.9 feet per second is equal to 1 ÷ 0.0025194952337658 knots.
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 nine feet per second is approximately three hundred ninety-six point nine zero five knots:
669.9 ft/s ≅ 396.905 kt
An alternative is also that one knot is approximately zero point zero zero three times six hundred sixty-nine point nine feet per second.
Conversion table
feet per second to knots chart
For quick reference purposes, below is the conversion table you can use to convert from feet per second to knots
feet per second (ft/s) | knots (kt) |
---|---|
670.9 feet per second | 397.497 knots |
671.9 feet per second | 398.09 knots |
672.9 feet per second | 398.682 knots |
673.9 feet per second | 399.275 knots |
674.9 feet per second | 399.867 knots |
675.9 feet per second | 400.46 knots |
676.9 feet per second | 401.052 knots |
677.9 feet per second | 401.645 knots |
678.9 feet per second | 402.237 knots |
679.9 feet per second | 402.83 knots |