Yoctometer is 1e-24 meter units.
Yoctometers to Chains Converter — ym to ch
Convert Yoctometer (ym) to Chain (ch) using the exact conversion factor (1 yoctometer = 4.97097e-26 chain). See the formula, worked examples, and conversion table.
Yoctometers to Chains converter
Converter
Length Converter
Convert SI, imperial, US customary, astronomical, scientific, and historical length units.
Context values
Some unit families need one extra value for a physically accurate result.
A surveyor's chain is 66 feet.
Result = input x 1e-24 / 20.1168.
Length uses the meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Yoctometers to Chains
Yoctometer and Chain both measure length. Specifically: Yoctometer is 1e-24 meter units, and a surveyor's chain is 66 feet.
Formula
chains = yoctometers × 4.97097e-26
This factor comes from each unit's defined relationship to the category's base unit: 1 yoctometer equals 1e-24 base units, and 1 chain equals 20.1168 base units, so dividing one by the other gives the direct yoctometer-to-chain factor of 4.97097e-26.
Simple example
1 ym × 4.97097e-26 = 4.97097e-26 ch
1 yoctometer = 4.97097e-26 chains.
Real-world example
10 ym × 4.97097e-26 = 4.97097e-25 ch
10 yoctometers = 4.97097e-25 chains.
Conversion table
| Yoctometer (ym) | Chain (ch) |
|---|---|
| 1 ym | 4.97097e-26 ch |
| 5 ym | 2.485485e-25 ch |
| 10 ym | 4.97097e-25 ch |
| 21.0975 ym | 1.04875e-24 ch |
| 42.195 ym | 2.097501e-24 ch |
| 100 ym | 4.97097e-24 ch |
Reverse conversion: Chain to Yoctometer
4.97097e-26 ch × 2.01168e+25 = 1.000000093 ym
4.97097e-26 chains = 1.000000093 yoctometers.
yoctometers = chains × 2.01168e+25
For a page dedicated to this direction, see Chain to Yoctometer.
Understanding the Yoctometer (ym)
Yoctometer is 1e-24 meter units.
Understanding the Chain (ch)
A surveyor's chain is 66 feet.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many chains are in 1 yoctometer?
1 yoctometer equals 4.97097e-26 chains, using the exact defined conversion factor rather than an estimate.
How do I convert yoctometer to chain?
Multiply the yoctometer value by 4.97097e-26. The converter above does this instantly to whatever precision you set.
How do I convert chain back to yoctometer?
Use the reverse factor: 1 chain equals 2.01168e+25 yoctometers. You can also use the swap control in the converter above to flip the direction instantly.
What is a yoctometer?
Yoctometer (ym) is a unit of length.
What is a chain?
Chain (ch) is a unit of length.
Is the yoctometer to chain conversion exact?
Yes. Both yoctometer and chain are defined by fixed standards rather than physical artifacts, so the factor of 4.97097e-26 used above is exact to as many digits as you choose to display.