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Converters · Speed

21 Kilometers per hour to Knots

21 km/h =

11.339093 kn

21 kilometers per hour equals 11.339093 knots

km/h

How to convert kilometers per hour to knots

To get knots, multiply by 0.5399568035.

kn = km/h × 0.5399568035

Worked example: 21 × 0.5399568035 = 11.339093 kn.

Going the other way, multiply by 1.852 — one knot is 1.852 kilometers per hour.

Values near 21 km/h

Kilometer per hourKnot
10.5 km/h5.669546 kn
19 km/h10.259179 kn
20 km/h10.799136 kn
22 km/h11.87905 kn
23 km/h12.419006 kn
42 km/h22.678186 kn

Kilometer per hour to Knot — common values

Kilometer per hourKnot
1 km/h0.539957 kn
2 km/h1.079914 kn
3 km/h1.61987 kn
5 km/h2.699784 kn
10 km/h5.399568 kn
25 km/h13.49892 kn
50 km/h26.99784 kn
100 km/h53.99568 kn

Convert Kilometer per hour to other units

km/h → m/skm/h → mphkm/h → knkm/h → ft/s

← Reverse: Knot to Kilometer per hour

Questions

How do you convert kilometers per hour to knots?
To convert kilometers per hour to knots, multiply by 0.5399568035. For example, 21 km/h is 11.339093 kn.
How many knots are in a kilometer per hour?
There are 0.5399568035 knots in one kilometer per hour.
How do you convert knots back to kilometers per hour?
Go the other way: multiply by 1.852. One knot is 1.852 kilometers per hour.

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