13 knots in feet per second
Conversion
13 knots is equivalent to 21.9415281423155 feet per second.[1]
Conversion in the opposite direction
The inverse of the conversion factor is that 1 foot per second is equal to 0.0455756770227613 times 13 knots.
It can also be expressed as: 13 knots is equal to feet per second.
Approximation
An approximate numerical result would be: thirteen knots is about twenty-one point nine four feet per second, or alternatively, a foot per second is about zero point zero five times thirteen knots.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.