Picometer is 1e-12 meter units.
Picometers to Chains Converter — pm to ch
Convert Picometer (pm) to Chain (ch) using the exact conversion factor (1 picometer = 4.97097e-14 chain). See the formula, worked examples, and conversion table.
Picometers 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-12 / 20.1168.
Length uses the meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Picometers to Chains
Picometer and Chain both measure length. Specifically: Picometer is 1e-12 meter units, and a surveyor's chain is 66 feet.
Formula
chains = picometers × 4.97097e-14
This factor comes from each unit's defined relationship to the category's base unit: 1 picometer equals 1e-12 base units, and 1 chain equals 20.1168 base units, so dividing one by the other gives the direct picometer-to-chain factor of 4.97097e-14.
Simple example
1 pm × 4.97097e-14 = 4.97097e-14 ch
1 picometer = 4.97097e-14 chains.
Real-world example
10 pm × 4.97097e-14 = 4.97097e-13 ch
10 picometers = 4.97097e-13 chains.
Conversion table
| Picometer (pm) | Chain (ch) |
|---|---|
| 1 pm | 4.97097e-14 ch |
| 5 pm | 2.485485e-13 ch |
| 10 pm | 4.97097e-13 ch |
| 21.0975 pm | 1.04875e-12 ch |
| 42.195 pm | 2.097501e-12 ch |
| 100 pm | 4.97097e-12 ch |
Reverse conversion: Chain to Picometer
4.97097e-14 ch × 2.01168e+13 = 1.000000093 pm
4.97097e-14 chains = 1.000000093 picometers.
picometers = chains × 2.01168e+13
For a page dedicated to this direction, see Chain to Picometer.
Understanding the Picometer (pm)
Picometer is 1e-12 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 picometer?
1 picometer equals 4.97097e-14 chains, using the exact defined conversion factor rather than an estimate.
How do I convert picometer to chain?
Multiply the picometer value by 4.97097e-14. The converter above does this instantly to whatever precision you set.
How do I convert chain back to picometer?
Use the reverse factor: 1 chain equals 2.01168e+13 picometers. You can also use the swap control in the converter above to flip the direction instantly.
What is a picometer?
Picometer (pm) is a unit of length.
What is a chain?
Chain (ch) is a unit of length.
Is the picometer to chain conversion exact?
Yes. Both picometer and chain are defined by fixed standards rather than physical artifacts, so the factor of 4.97097e-14 used above is exact to as many digits as you choose to display.