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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 Siriometer (sir) is equal to 1.496E+17 meters, while 1 Zeptometers (zm) = 1.0E-21 meters.299900 Siriometer | to common length units |
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299900 sir | = 4.486504E+22 meters (m) |
299900 sir | = 4.486504E+19 kilometers (km) |
299900 sir | = 4.486504E+24 centimeters (cm) |
299900 sir | = 1.4719501312336E+23 feet (ft) |
299900 sir | = 1.7663401574803E+24 inches (in) |
299900 sir | = 4.9065004374453E+22 yards (yd) |
299900 sir | = 2.7877843394576E+19 miles (mi) |
299900 sir | = 4742103.3717366 light years (ly) |
299900 sir | = 1.6956867648109E+26 pixels (PX) |
299900 sir | = 2.804065E+57 planck length (pl) |