| 820 km * | 0.6213711922 mi | = 509.524377635 mi | 
| 1 km | 
| Mõõtühik | Pikkusühiku | 
|---|---|
| nanomeeter | 8.2e+14 nm | 
| Mikromeeter | 8.2e+11 µm | 
| Millimeeter | 820000000.0 mm | 
| Sentimeeter | 82000000.0 cm | 
| Toll | 32283464.5669 in | 
| Jalg | 2690288.71391 ft | 
| Õu | 896762.904637 yd | 
| Meeter | 820000.0 m | 
| Kilomeeter | 820.0 km | 
| Miil | 509.524377635 mi | 
| Meremiil | 442.764578834 nmi | 
