Convert light day to inch (survey)
Selected category: length.
Definition and details for light day:
Light day is defined as the distance the light travels in one day through a vacuum. The defined light speed is c = 299,792,458 m/sec. So one light day equals to about 25.902 billion kilometers.
Definition and details for inch (survey):
U.S. survey inch was defined on April 5, 1893 by Thomas Corwin Mendenhall, as a unit of length equal to 1/39.37 meters exactly.