Convert palmo (Spanish span) to light second
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 light second:
Light second is defined as the distance the light travels in one second through a vacuum. The defined light speed is c = 299,792,458 m/sec. So one light second equals exactly 299,792,458 meters.