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Status: STD 2005/06/07
Code: 128
Symbol: kn
EQ label: SPEED
Quantities associated with this Unit

Quantity: velocity
Concept definition: dr/dt, where r is position vector [ISO 80000-3:2006, item 3-1.11] and t is time [ISO 80000-3:2006, item 3-7].
1 kn = 1 nautical mile per hour = 1,852 km/h = 0,514 444 m/s (exactly).
Reference type: PR
Reference: [ISO 80000-3:2006, item 3-8.b (Conversion factors and remarks)]
Supplemental references: [ISO 1000:1992, Annex A, 1-10]

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