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Unit Converter

Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 620 knots into miles per hour we have to multiply 620 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

620 kt → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 620 kt × 1.1507794480225 mph

V(mph) = 713.48325777398 mph

The final result is:

620 kt → 713.48325777398 mph

We conclude that 620 knots is equivalent to 713.48325777398 miles per hour:

620 knots = 713.48325777398 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.0014015745837119 × 620 knots.

Another way is saying that 620 knots is equal to 1 ÷ 0.0014015745837119 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred twenty knots is approximately seven hundred thirteen point four eight three miles per hour:

620 kt ≅ 713.483 mph

An alternative is also that one mile per hour is approximately zero point zero zero one times six hundred twenty knots.

Conversion table

knots to miles per hour chart

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

knots (kt) miles per hour (mph)
621 knots 714.634 miles per hour
622 knots 715.785 miles per hour
623 knots 716.936 miles per hour
624 knots 718.086 miles per hour
625 knots 719.237 miles per hour
626 knots 720.388 miles per hour
627 knots 721.539 miles per hour
628 knots 722.689 miles per hour
629 knots 723.84 miles per hour
630 knots 724.991 miles per hour