Convert lieue des postes (French league) to light second
Selected category: length.
Definition and details for lieue des postes (French league):
Lieue des postes (French league) was the official unit of the French league. It was created in 1737 and it was equal to 2200 toises or about 4288 meters.
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.