| 680 km * | 0.6213711922 mi | = 422.532410721 mi |
| 1 km |
| Måleenhed | Længde |
|---|---|
| Nanometer | 6.8e+14 nm |
| Mikrometer | 6.8e+11 µm |
| Nillimeter | 680000000.0 mm |
| Centimeter | 68000000.0 cm |
| Tomme | 26771653.5433 in |
| Fod | 2230971.12861 ft |
| Yard | 743657.04287 yd |
| Meter | 680000.0 m |
| Kilometer | 680.0 km |
| Nil | 422.532410721 mi |
| Sømil | 367.17062635 nmi |
