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The siriometer is a rarely used and an obsolete astronomical unit of length, defined to be equal to about one million astronomical units (au). One siriometer is approxim ..more definition+
In relation to the base unit of [length] => (meters), 1 Light Hours (lh) is equal to 1079000000000 meters, while 1 Siriometer (sir) = 1.496E+17 meters.| 68 Light Hours | to common length units |
|---|---|
| 68 lh | = 73372000000000 meters (m) |
| 68 lh | = 73372000000 kilometers (km) |
| 68 lh | = 7.3372E+15 centimeters (cm) |
| 68 lh | = 2.407217847769E+14 feet (ft) |
| 68 lh | = 2.8886614173228E+15 inches (in) |
| 68 lh | = 80240594925634 yards (yd) |
| 68 lh | = 45591247116.838 miles (mi) |
| 68 lh | = 0.0077552055808054 light years (ly) |
| 68 lh | = 2.7731153099988E+17 pixels (PX) |
| 68 lh | = 4.58575E+48 planck length (pl) |