Conversion in the opposite direction
The inverse of the conversion factor is that 1 knot is equal to 0.00368190854870775 times 503 kilometers per hour.
It can also be expressed as: 503 kilometers per hour is equal to knots.
An approximate numerical result would be: five hundred and three kilometers per hour is about two hundred and seventy-one point six zero knots, or alternatively, a knot is about zero times five hundred and three kilometers per hour.
 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.