Knot → Kilometer per second (kn → km/s)

kn to km/s direct conversion page with calculator, reverse conversion and comparison table.

1 kn = 0.00051444444444 km/s
1 Knot (kn) = 0.00051444444444 Kilometer per second (km/s).


swap converter

If you want to reverse convert, use Kilometer per second → Knot. 1 km/s = 1943.8444924574 kn. You can also explore the full Speed converter page for more cross conversions.

Conversion formula

Knot to Kilometer per second formula: value in km/s = value in kn × 0.00051444444444.

Kilometer per second to Knot formula: value in kn = value in km/s × 1943.8444924574.

How to convert Knot to Kilometer per second

To convert Knot to Kilometer per second, multiply the value in kn by 0.00051444444444. This gives the result in km/s.

For example, 1 kn = 0.00051444444444 km/s and 10 kn = 0.0051444444444 km/s.

What is Knot?

Knot (kn): Nautical miles travelled per hour, used at sea and in aviation. 1 kn = 1.852 km/h.

What is Kilometer per second?

Kilometer per second (km/s): A scale suited to orbital and other very high speeds. 1 km/s = 1 000 m/s.

FAQ

How many kilometer per second are in 1 knot?

There are 0.00051444444444 km/s in 1 kn.

Why can conversion results differ slightly?

Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.

How do I convert knot to kilometer per second?

Multiply the value in kn by 0.00051444444444 to get the value in km/s.

Knot → other Speed units

Knot → Kilometer per second Table

The table below shows common values from Knot to Kilometer per second and the reverse direction for quick reference.

knkm/sRounded
1 kn0.00051444444444 km/s0.0005
2 kn0.00102888888888 km/s0.0010
3 kn0.00154333333332 km/s0.0015
4 kn0.00205777777776 km/s0.0021
5 kn0.0025722222222 km/s0.0026
10 kn0.0051444444444 km/s0.0051
12 kn0.00617333333328 km/s0.0062
15 kn0.0077166666666 km/s0.0077
20 kn0.0102888888888 km/s0.0103
25 kn0.012861111111 km/s0.0129
30 kn0.0154333333332 km/s0.0154
40 kn0.0205777777776 km/s0.0206
50 kn0.025722222222 km/s0.0257
75 kn0.038583333333 km/s0.0386
100 kn0.051444444444 km/s0.0514
200 kn0.102888888888 km/s0.1029
250 kn0.12861111111 km/s0.1286
500 kn0.25722222222 km/s0.2572
750 kn0.38583333333 km/s0.3858
1000 kn0.51444444444 km/s0.5144
2500 kn1.2861111111 km/s1.2861
5000 kn2.5722222222 km/s2.5722
10000 kn5.1444444444 km/s5.1444

Kilometer per second → Knot Table

km/sknRounded
1 km/s1943.8444924574 kn1943.8445
2 km/s3887.6889849148 kn3887.6890
3 km/s5831.5334773722 kn5831.5335
4 km/s7775.3779698296 kn7775.3780
5 km/s9719.222462287 kn9719.2225
10 km/s19438.444924574 kn19438.4449
12 km/s23326.133909489 kn23326.1339
15 km/s29157.667386861 kn29157.6674
20 km/s38876.889849148 kn38876.8898
25 km/s48596.112311435 kn48596.1123
30 km/s58315.334773722 kn58315.3348
40 km/s77753.779698296 kn77753.7797
50 km/s97192.22462287 kn97192.2246
75 km/s145788.3369343 kn145788.3369
100 km/s194384.44924574 kn194384.4492
200 km/s388768.89849148 kn388768.8985
250 km/s485961.12311435 kn485961.1231
500 km/s971922.2462287 kn971922.2462
750 km/s1457883.369343 kn1457883.3693
1000 km/s1943844.4924574 kn1943844.4925
2500 km/s4859611.2311435 kn4859611.2311
5000 km/s9719222.462287 kn9719222.4623
10000 km/s19438444.924574 kn19438444.9246

Kilometer per second → Knot

The reverse value is 1 km/s = 1943.8444924574 kn.