Convert millimetre (mm) to kilometre (km) instantly
| Millimetres (mm) | Kilometres (km) |
|---|---|
| 0.001 mm | 1.0000e-09 km |
| 0.01 mm | 1.0000e-08 km |
| 0.1 mm | 1.0000e-07 km |
| 0.5 mm | 5.0000e-07 km |
| 1 mm | 1.0000e-06 km |
| 2 mm | 2.0000e-06 km |
| 5 mm | 5.0000e-06 km |
| 10 mm | 1e-05 km |
| 20 mm | 2e-05 km |
| 50 mm | 5e-05 km |
| 100 mm | 0.0001 km |
| 200 mm | 0.0002 km |
| 500 mm | 0.0005 km |
| 1000 mm | 0.001 km |
Length measurement spans from subatomic scales (nanometres, ångströms) to cosmic distances (light-years, astronomical units). The metric system (SI) uses the metre as its base unit, while the imperial system uses inches, feet, yards and miles.
Formula: km = mm × 1.0000e-06