Convert palmo (Spanish span) to petameter
Selected category: length.
Definition and details for palmo (Spanish span):
Palmo is a Spanish traditional unit of length comparable with span and it was equal to 20.873 cm.
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.