Knots to Meters Per Second Converter

Conversion Updated 15 Jun 2026

This Knots to Meters Per Second Converter lets you convert Knots (kn) into Meters per second (m/s) in one step. Enter a value in knots and you'll instantly see the equivalent in meters per second, worked out with the formula m/s = kn x 0.5144444444. It's handy whenever you need a quick, precise knots-to-meters per second conversion without doing the arithmetic by hand.

  • Conversion constants are fixed and do not vary by region.

Formula

m/s = kn x 0.5144444444
  • To convert knots to meters per second, multiply your value by the fixed factor 0.5144444444 (so 1 kn = 0.5144444444 m/s).
  • The factor comes from the internationally agreed definitions of each unit, so it never changes.
  • Displayed results are rounded for readability, but the full-precision value is used in the calculation.

Example

Inputs
  • Knots (kn): 20

Start with 20 kn. Multiply by 0.5144444444 to get 10.288888888 m/s.

Frequently asked questions

How do I convert knots to meters per second?
Multiply the number of knots by 0.5144444444. For example, 20 kn equals 10.288888888 m/s.
Are these conversion factors accurate?
Yes. The calculator uses internationally accepted definitions for each unit, so the conversion factor is exact.
Why can tiny differences appear after conversion?
Very small differences are only a display effect from rounding the output. The underlying calculation keeps full precision.