How to convert femtometers to chains (US survey)
1 femtometer is equal to 4.970959596 × 10⁻¹⁷ chains (US survey), and 1 chain (us survey) is equal to 2.011684023 × 10¹⁶ femtometers. To convert, multiply by the conversion factor:
chains (US survey) = femtometers × 4.970959596 × 10⁻¹⁷
chains (US survey) = femtometers ÷ 2.011684023 × 10¹⁶Example: convert 1 fm to ch (US): 1 × 4.970959596 × 10⁻¹⁷ = 4.970959596 × 10⁻¹⁷ ch (US).
Femtometer to Chain (US Survey) conversion table
| Femtometer (fm) | Chain (US Survey) (ch (US)) |
|---|---|
| 0.01 fm | 4.970959596 × 10⁻¹⁹ ch (US) |
| 0.1 fm | 4.970959596 × 10⁻¹⁸ ch (US) |
| 1 fm | 4.970959596 × 10⁻¹⁷ ch (US) |
| 2 fm | 9.941919192 × 10⁻¹⁷ ch (US) |
| 3 fm | 1.491287879 × 10⁻¹⁶ ch (US) |
| 5 fm | 2.485479798 × 10⁻¹⁶ ch (US) |
| 10 fm | 4.970959596 × 10⁻¹⁶ ch (US) |
| 20 fm | 9.941919192 × 10⁻¹⁶ ch (US) |
| 50 fm | 2.485479798 × 10⁻¹⁵ ch (US) |
| 100 fm | 4.970959596 × 10⁻¹⁵ ch (US) |
| 250 fm | 1.242739899 × 10⁻¹⁴ ch (US) |
| 500 fm | 2.485479798 × 10⁻¹⁴ ch (US) |
| 1,000 fm | 4.970959596 × 10⁻¹⁴ ch (US) |
About the femtometer
A femtometer is 10⁻¹⁵ meters, the scale of atomic nuclei. A proton has a radius of about 0.84 fm.
Symbol: fm · 1 fm = 1 × 10⁻¹⁵ m · Category: Metric (SI)
About the chain (us survey)
The US survey chain is 66 US survey feet, about 20.11684 m, used in the US Public Land Survey System.
Symbol: ch (US) · 1 ch (US) = 20.11684023 m · Category: US survey units