Unit Converter
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 20.9 miles per hour into knots we have to multiply 20.9 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
20.9 mph → V(kt)
Solve the above proportion to obtain the velocity V in knots:
V(kt) = 20.9 mph × 0.8689762419014 kt
V(kt) = 18.161603455739 kt
The final result is:
20.9 mph → 18.161603455739 kt
We conclude that 20.9 miles per hour is equivalent to 18.161603455739 knots:
20.9 miles per hour = 18.161603455739 knots
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.055061217608734 × 20.9 miles per hour.
Another way is saying that 20.9 miles per hour is equal to 1 ÷ 0.055061217608734 knots.
Approximate result
For practical purposes we can round our final result to an approximate numerical value. We can say that twenty point nine miles per hour is approximately eighteen point one six two knots:
20.9 mph ≅ 18.162 kt
An alternative is also that one knot is approximately zero point zero five five times twenty point nine 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
miles per hour (mph) | knots (kt) |
---|---|
21.9 miles per hour | 19.031 knots |
22.9 miles per hour | 19.9 knots |
23.9 miles per hour | 20.769 knots |
24.9 miles per hour | 21.638 knots |
25.9 miles per hour | 22.506 knots |
26.9 miles per hour | 23.375 knots |
27.9 miles per hour | 24.244 knots |
28.9 miles per hour | 25.113 knots |
29.9 miles per hour | 25.982 knots |
30.9 miles per hour | 26.851 knots |