| 198 km * | 0.6213711922 mi | = 123.031496063 mi | 
| 1 km | 
| Unidad de medida | Longitudes | 
|---|---|
| Nanómetro | 1.98e+14 nm | 
| Micrómetro | 1.98e+11 µm | 
| Milímetro | 198000000.0 mm | 
| Centímetro | 19800000.0 cm | 
| Pulgada | 7795275.59055 in | 
| Pie | 649606.299213 ft | 
| Yarda | 216535.433071 yd | 
| Metro | 198000.0 m | 
| Kilómetro | 198.0 km | 
| Milla | 123.031496063 mi | 
| Milla náutica | 106.911447084 nmi | 
