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knot (knot) → m/s (ms)

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0
knot=ms
1=0.514444
5=2.572222
10=5.144444
20=10.288889
50=25.722222
100=51.444444
120=61.733333
200=102.888889

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Brief explanation: knot to m/s

km/h is the most common unit globally. m/s is used in physics. mph is standard in the USA. Knot is used in aviation and maritime. Walking speed is about 5 km/h, a car on a highway ~100 km/h. Speed of sound is about 343 m/s. To convert km/h to mph, multiply by 0.621. To convert mph to km/h, multiply by 1.609. Our converter handles all these units accurately.

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Common conversion examples: knot to m/s

Reference values for quick comparison. Use the converter above for any amount.

  • 1 knot=0.5144 m/s
  • 50 knot=25.7222 m/s
  • 100 knot=51.4444 m/s

About the Units

knot (knot)

Definition: A knot (kn) is a unit of speed used in maritime and aviation. One knot equals one nautical mile per hour, or approximately 1.852 km/h. It is the standard for ships and aircraft.
History: The knot originated from the practice of measuring ship speed using a rope with knots at intervals. The nautical mile is based on the Earth's circumference. The knot remains standard in navigation.
Current use: Knots are used for ship speed, aircraft speed, and wind speed in marine and aviation. Weather reports for sailors use knots. One knot ≈ 1.15 mph.

m/s (ms)

Definition: Meters per second (m/s) is the SI unit of speed. It measures distance in meters traveled per second. It is used in physics, engineering, and scientific applications.
History: m/s is the derived SI unit for velocity. It is preferred in scientific contexts for consistency with other SI units. Wind speed in weather sometimes uses m/s.
Current use: m/s is used in physics, sports science, and wind measurements. Terminal velocity and projectile motion use m/s. One m/s ≈ 3.6 km/h.

Sources

Conversion factors and unit definitions follow international standards. For authoritative references, see: