Convert cubit (Egyptian Royal) to light year
Selected category: length.
Definition and details for cubit (Egyptian Royal):
Egyptian Royal cubit (mahe) exists at least from around 2,700 B.C. This unit is defined as the length of a man's forearm from his elbow to the tip of his middle finger. The Egyptian royal cubit was 523 to 525 mm long. Our converter uses the average 524 mm.
Definition and details for light year:
Light year (ly) is a unit of distance used by astronomers. One light year is defined from the International Astronomical Union as the distance that light travels in one Julian year (365.25 days) through a vacuum. The defined light speed is c = 299,792,458 m/sec. So one light year equals exactly 9 460 730 472 580 800 meters.