Light-year to Nautical mile (ly → nmi)
Convert light-year to nautical mile instantly. The conversion factor below is exact by international definition.
Realtime·length·astronomical
Exact
ly
× 5,108,385,784,330.886
nmi
5,108,385,784,330.89
Precision [auto]
6
📐ly to nmi formulaExact
nmi = ly × 5.108386e+12
Inverse: ly = nmi × 1.957566e-13
Worked example: 1 ly = 5.108386e+12 nmi
ℹ️About these units
Light-year (ly)
Source: IAU: 1 ly = 365.25 d × c (exact).
Nautical mile (nmi)
Maritime and aviation navigation.
📊Reference table: ly → nmi
| Light-year (ly) | Nautical mile (nmi) |
|---|---|
| 1 | 5,108,385,784,330.89 |
| 2 | 10,216,771,568,661.77 |
| 5 | 25,541,928,921,654.43 |
| 10 | 51,083,857,843,308.85 |
| 15 | 76,625,786,764,963.28 |
| 20 | 102,167,715,686,617.7 |
| 25 | 127,709,644,608,272.14 |
| 50 | 255,419,289,216,544.28 |
| 100 | 510,838,578,433,088.56 |
| 250 | 1,277,096,446,082,721.5 |
| 500 | 2,554,192,892,165,443 |
| 750 | 3,831,289,338,248,164.5 |
| 1,000 | 5,108,385,784,330,886 |
Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.
🔁Reverse & related
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