521 knots in kilometers per hour
Result
The conversion result is: 521 knots is equivalent to 964.892 kilometers per hour.[1]
Conversion in the opposite direction
The inverse of the conversion factor is that 1 kilometer per hour is equal to 0.00103638541930081 times 521 knots.
It can also be expressed as: 521 knots is equal to 1 / 0.00103638541930081 kilometers per hour.
Approximation
An approximate numerical result would be: five hundred and twenty-one knots is about nine hundred and sixty-four point eight eight kilometers per hour, or alternatively, a kilometer per hour is about zero times five hundred and twenty-one 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.