Skip to content

40 Chains in Nautical Miles (ch to nmi)

40 ch = 0.4345 nmi

40 Chains equals 0.4345 Nautical Miles (40 ch = 0.4345 nmi).

Quick Facts: Chains to Nautical Miles

Conversion
40 Chains = 0.4345 Nautical Miles
Formula
Convert Chains to Nautical Miles
Calculation
40 ch → 0.4345 nmi
Reverse
0.4345 nmi = 40 ch
Also equals
80,467.2 cm · 8,046.7 dm · 440 ftm · 2,640 ft · 4 fur · 7,920 hh · 31,680 in · 0.805 km

How Much Is 40 ch?

40 ch is roughly About one nautical mile

How to Convert Chains to Nautical Miles

nmi = ch × 0.010862203
Multiply the value in Chains by 0.010862203
  1. Start with 40 ch
  2. Calculate 40 × 0.010862203
  3. The result is 0.4345 nmi

Worked example: 40 ch = 0.4345 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
40 ch 0.4345 nmi Current
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.