Convert Kilometer (km) to Chain (ch)
Category: Length
1 km = 49.709695 ch
High-precision rounding: 6 decimals
How to convert kilometer (km) to chain (ch)
Length measures distance or size. In SI it derives from the meter, defined via the speed of light, which ensures exact, reproducible conversions. Typical applications include construction, mapping, manufacturing tolerances, and navigation; legacy units like inches and feet remain common in trade and building plans.
This converter calculates Kilometer (km) to Chain (ch) values by using the correct conversion rule for the Length category. For linear units, standardized factors are used. For temperature, the calculator applies the proper formula with offsets.
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Quick conversion table
Handy values for Kilometer (km) to Chain (ch). Click a value to open that exact result.
Conversion formula
Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).
Common mistakes
- Confusing international foot (0.3048 m) with legacy ‘US survey foot’ in old datasets.
- Rounding mid-calculation; keep precision to the end.
Unit facts
- Kilometer (km): One kilometer equals 1,000 meters; common for road distances and maps.
About Kilometer (km)
Kilometer (km)
Equals 1,000 meters. Common for road distances, running events (5k/10k), and geographic scales. Convenient decimal multiple that keeps numbers human-readable.
History: Spread with metrication in the 19th–20th centuries. Adopted by most countries for signage and mapping, replacing miles in many contexts.
About Chain (ch)
Chain (ch) is a unit used within the Length category.