Convert light hour to fen (Hong Kong)
Selected category: length.
Definition and details for light hour:
Light hour is defined as the distance the light travels in one hour through a vacuum. The defined light speed is c = 299,792,458 m/sec. So one light hour equals exactly 1,079,252,848,800 meters.
Definition and details for fen (Hong Kong):
Fen is used in Hnog Kong as a unit of length equal to 1/100 chek (Hong Kong foot) or 3.71475 mm.