20 Chains in Nautical Miles (ch to nmi)
20 ch = 0.2172 nmi
20 Chains equals 0.2172 Nautical Miles (20 ch = 0.2172 nmi).
Quick Facts: Chains to Nautical Miles
- Conversion
- 20 Chains = 0.2172 Nautical Miles
- Formula
- Convert Chains to Nautical Miles
- Calculation
- 20 ch → 0.2172 nmi
- Reverse
- 0.2172 nmi = 20 ch
- Also equals
- 40,233.6 cm · 4,023.4 dm · 220 ftm · 1,320 ft · 2 fur · 3,960 hh · 15,840 in · 0.402 km
How Much Is 20 ch?
20 ch is roughly About one nautical mile
How to Convert Chains to Nautical Miles
nmi = ch × 0.010862203
- Start with 20 ch
- Calculate 20 × 0.010862203
- The result is 0.2172 nmi
Worked example: 20 ch = 0.2172 nmi
Common Chains to Nautical Miles Conversions
| Chains (ch) | Nautical Miles (nmi) | Status |
|---|---|---|
| 1 ch | 0.0109 nmi | |
| 5 ch | 0.0543 nmi | |
| 10 ch | 0.1086 nmi | |
| 20 ch | 0.2172 nmi | Current |
| 40 ch | 0.4345 nmi | |
| 80 ch | 0.869 nmi | |
| 100 ch | 1.0862 nmi | |
| 200 ch | 2.1724 nmi | |
| 500 ch | 5.4311 nmi | |
| 1,000 ch | 10.8622 nmi | |
| 5,000 ch | 54.311 nmi | |
| 10,000 ch | 108.622 nmi |
Want to learn more? Read our complete Chains to Nautical Miles guide with formula, FAQ, and background info.