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Convert perch (Ireland) to light hour
Selected category: length.
Definition and details for perch (Ireland):
Perch is a traditional unit of length. In Ireland perch is defined as 21 feet or 6.4008 meters.
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.

Swap perch (Ireland) - light hour values Swap, do a light hour to perch (Ireland) conversion.