Convert mile (ancient Roman) to petameter
Selected category: length.
Definition and details for mile (ancient Roman):
A mile was the distance a Roman legion could march in 1000 paces or 2000 steps. Pace is the distance between successive falls of the same foot. Measured distance between surviving milestones of Roman roads is often closer to 1520 meters.
Definition and details for petameter:
Petameter (Pm) is a metric unit of distance equal to 1015 meters. The distance from our sun to the nearest star is about 40 petameters.