Conversion formula

The conversion factor from miles per hour to knots is 0.8689762419014, which means that 1 mile per hour is equal to 0.8689762419014 knots:

1 mph = 0.8689762419014 kt

To convert 677 miles per hour into knots we have to multiply 677 by the conversion factor in order to get the velocity amount from miles per hour to knots. We can also form a simple proportion to calculate the result:

1 mph → 0.8689762419014 kt

677 mph → V_(kt)

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

V_(kt) = 677 mph × 0.8689762419014 kt

V_(kt) = 588.29691576725 kt

The final result is:

677 mph → 588.29691576725 kt

We conclude that 677 miles per hour is equivalent to 588.29691576725 knots:

677 miles per hour = 588.29691576725 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0016998219320865 × 677 miles per hour.

Another way is saying that 677 miles per hour is equal to 1 ÷ 0.0016998219320865 knots.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred seventy-seven miles per hour is approximately five hundred eighty-eight point two nine seven knots:

677 mph ≅ 588.297 kt

An alternative is also that one knot is approximately zero point zero zero two times six hundred seventy-seven miles per hour.

Conversion table

miles per hour to knots chart

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