To convert barleycorns to nautical miles, multiply the value by 4.57165 × 10⁻⁶. To go the other way, multiply nautical miles by 218,739 to get barleycorns.
| Barleycorns (bc) | Nautical Miles (NM) |
|---|---|
| 1 bc | 4.57165 × 10⁻⁶ NM |
| 5 bc | 2.28583 × 10⁻⁵ NM |
| 10 bc | 4.57165 × 10⁻⁵ NM |
| 25 bc | 0.000114291 NM |
| 50 bc | 0.000228583 NM |
| 100 bc | 0.000457165 NM |
| 250 bc | 0.00114291 NM |
| 500 bc | 0.00228583 NM |
| 1,000 bc | 0.00457165 NM |
| 2,500 bc | 0.0114291 NM |
| 5,000 bc | 0.0228583 NM |
| 10,000 bc | 0.0457165 NM |
| 100,000 bc | 0.457165 NM |
| 1,000,000 bc | 4.57165 NM |
250 bc × 4.57165 × 10⁻⁶ = 0.00114291 NM
Try this example →Barleycorn (bc). The barleycorn is one third of an inch (about 8.47 mm), historically the length of a grain of barley.
Nautical mile (NM). A nautical mile is exactly 1,852 meters, based on one minute of latitude, and is used in shipping and aviation.
There are 4.57165 × 10⁻⁶ nautical miles in one barleycorn.
Multiply the number of barleycorns by 4.57165 × 10⁻⁶. For example, 10 barleycorns equal 4.57165 × 10⁻⁵ nautical miles.
One nautical mile equals 218,739 barleycorns.
0.00457165 nautical miles. Other common values: 100 barleycorns = 0.000457165 nautical miles and 10,000 barleycorns = 0.0457165 nautical miles.