Convert chek (Hong kong foot) to light second
Selected category: length.
Definition and details for chek (Hong kong foot):
Chek is a Hong Kong unit of length defined as exactly 0.371475 meter.
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.