Knot to Yard per Hour

A knot is one nautical mile per hour, where a nautical mile equals exactly 1,852 meters. It's the standard speed unit in maritime and aviation contexts.

1 knot = 1 nautical mile/hour = 1,852 m/h = 1.852 km/h = 0.514 m/s. One nautical mile = 1,852 meters exactly.

To km/h: × 1.852. To mph: × 1.151. To m/s: × 0.514. To ft/s: × 1.688.

Ship cruising speeds (cruise ships: 20–25 knots), aircraft speeds (Boeing 747: 490 knots cruise), wind speed in aviation weather reports (METAR), and sailing.

Fastest ship: 60+ knots (naval vessels). Blue whale swim: 5–20 knots. Jet stream winds: 80–140 knots. Hurricane-force winds: 64+ knots.

Saying 'knots per hour' — incorrect! A knot already includes 'per hour.' Just say 'knots.' Also, confusing nautical and statute miles.

1 knot ≈ 1.85 km/h. Roughly: 10 knots ≈ 20 km/h. Remember: knots are for sea and sky, km/h and mph are for land.

Yard per hour measures distance in yards traveled over one hour. Rarely used except in specialized contexts.

1 yd/h = 0.000254 m/s = 0.0009144 km/h = 0.9144 m/h.

To yd/min: ÷ 60. To ft/h: × 3. To m/h: × 0.9144.

No common modern applications. Might appear in some historical documents.

No notable facts — too rarely used.

Even existing is a mistake — use m/h, ft/h, or mph instead.

1,760 yd/h = 1 mph. Extremely uncommon. Better to use other units.