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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 Femtometers (fm) = 1.0E-15 meters.| 8518988777 Siriometer | to common length units |
|---|---|
| 8518988777 sir | = 1.2744407210392E+27 meters (m) |
| 8518988777 sir | = 1.2744407210392E+24 kilometers (km) |
| 8518988777 sir | = 1.2744407210392E+29 centimeters (cm) |
| 8518988777 sir | = 4.1812359614147E+27 feet (ft) |
| 8518988777 sir | = 5.0174831536976E+28 inches (in) |
| 8518988777 sir | = 1.3937453204716E+27 yards (yd) |
| 8518988777 sir | = 7.9190075026794E+23 miles (mi) |
| 8518988777 sir | = 134704652894.96 light years (ly) |
| 8518988777 sir | = 4.8167844343887E+30 pixels (PX) |
| 8518988777 sir | = 7.965254506495E+61 planck length (pl) |