Yard to Kilometer

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Result

0.0009

km

Conversion rate: 1 yd = 0.0009 km

Showing up to 4 decimal

How it works

The converter uses exact SI-based factors (e.g., 1 foot = 0.3048 meters, 1 inch = 0.0254 meters).

Formula: kilometers = yard × 0.0009

Results show between 0 and 8 decimal places and hide trailing zeros for readability.

Conversion Table

Yard Kilometer
0.001 yd 9.144e-7 km
0.01 yd 0.000009144 km
0.1 yd 0.00009144 km
1 yd 0.0009 km
10 yd 0.0091 km
100 yd 0.0914 km
1000 yd 0.9144 km

History

Yard (yd)

The yard, abbreviated as yd, is a unit of length in both the imperial and US customary systems, equal to 3 feet or 0.9144 meters. Its origins lie in England, where its definition sometimes depended on the length of a king’s arm or the span of a stride. In the 20th century, the yard was formally standardized to ensure consistency in trade and science. Today, the yard is mainly used in the United States and the United Kingdom for measuring areas like sports fields, distances in games such as football and golf, and in the textile industry. Although metric units have become more widespread worldwide, the yard is still important in sports, construction, and some traditional applications.

Kilometer (km)

The kilometer, or km, is a unit in the metric system that equals 1,000 meters. It was established as part of the metric system during the French Revolution and soon became the default for measuring longer distances. The word “kilometer” is derived from the Greek for “thousand” (chilioi) and “measure” (metron). Kilometers are widely adopted for measuring travel distances, geographic features, maps, and sporting events in most countries. In contrast, the mile is still used in countries like the United States and the UK. The kilometer’s decimal structure makes calculations simple and has been essential to transportation planning, GPS technologies, and international measurement standards.

Other Relevant Conversions

m → cm m → mm m → km m → in m → ft m → yd m → mi m → µm m → nm cm → m cm → mm cm → km cm → in cm → ft cm → yd cm → mi cm → µm cm → nm mm → m mm → cm mm → km mm → in mm → ft mm → yd mm → mi mm → µm mm → nm km → m km → cm km → mm km → in km → ft km → yd km → mi km → µm km → nm in → m in → cm in → mm in → km in → ft in → yd in → mi in → µm in → nm ft → m ft → cm ft → mm ft → km ft → in ft → yd ft → mi ft → µm ft → nm yd → m yd → cm yd → mm yd → km yd → in yd → ft yd → mi yd → µm yd → nm mi → m mi → cm mi → mm mi → km mi → in mi → ft mi → yd mi → µm mi → nm µm → m µm → cm µm → mm µm → km µm → in µm → ft µm → yd µm → mi µm → nm nm → m nm → cm nm → mm nm → km nm → in nm → ft nm → yd nm → mi nm → µm