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Conversion Formula:
Convert Chain to Smoot (ch to smoot) instantly with accurate, readable results.
Use our Length Unit Converter to quickly convert between meters, kilometers, feet, inches, miles, and more. This powerful unit conversion tool supports both metric and imperial systems, making it ideal for travel, engineering, education, and everyday use. Whether you're calculating distances or comparing measurements, our length unit conversion calculator ensures fast and accurate results every time.
Chain - traditional surveying length unit
Chain is a historical unit used in land surveying, specifically Gunter’s chain. Used on cadastral maps and by railways and surveyors across the English-speaking world.
- Symbols: ch (common)
- System: Imperial/US customary (historic surveying)
- Exact relations: 1 chain = 66 ft = 22 yd = 4 rods = 100 links = 1/80 mile; 10 chains = 1 furlong
- Metric equivalents: 1 chain = 20.1168 m (exact)
- Typical examples: UK railway distances recorded in miles and chains; a cricket pitch length is 1 chain (22 yd)
Smoot - humorous nonstandard length unit
Smoot is a nonstandard, humorous unit of length equal to 5 ft 7 in, the height of Oliver R. Smoot (MIT ’62). Used to measure the Harvard Bridge in 1958 as “364.4 smoots ± 1 ear” and referenced in engineering culture and local markings
- Symbol: none standardized (sometimes sm or smt)
- System: Informal/non-SI
- Exact relations: 1 smoot = 5 ft 7 in = 67 in (exact)
- Metric equivalents: 1 smoot = 67 × 0.0254 m = 1.7018 m (exact)
- Typical examples: Harvard Bridge markings at 10-smoot intervals; humorous unit conversions in campus lore