Conversion formula

The conversion factor from kilometers per hour to knots is 0.53995680345662, which means that 1 kilometer per hour is equal to 0.53995680345662 knots:

1 km/h = 0.53995680345662 kt

To convert 630 kilometers per hour into knots we have to multiply 630 by the conversion factor in order to get the velocity amount from kilometers per hour to knots. We can also form a simple proportion to calculate the result:

1 km/h → 0.53995680345662 kt

630 km/h → V_(kt)

Solve the above proportion to obtain the velocity V in knots:

V_(kt) = 630 km/h × 0.53995680345662 kt

V_(kt) = 340.17278617767 kt

The final result is:

630 km/h → 340.17278617767 kt

We conclude that 630 kilometers per hour is equivalent to 340.17278617767 knots:

630 kilometers per hour = 340.17278617767 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0029396825396776 × 630 kilometers per hour.

Another way is saying that 630 kilometers per hour is equal to 1 ÷ 0.0029396825396776 knots.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred thirty kilometers per hour is approximately three hundred forty point one seven three knots:

630 km/h ≅ 340.173 kt

An alternative is also that one knot is approximately zero point zero zero three times six hundred thirty kilometers per hour.

Conversion table

kilometers per hour to knots chart

For quick reference purposes, below is the conversion table you can use to convert from kilometers per hour to knots