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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.| 1116129458 Siriometer | to common length units |
|---|---|
| 1116129458 sir | = 1.669729669168E+26 meters (m) |
| 1116129458 sir | = 1.669729669168E+23 kilometers (km) |
| 1116129458 sir | = 1.669729669168E+28 centimeters (cm) |
| 1116129458 sir | = 5.4781157124934E+26 feet (ft) |
| 1116129458 sir | = 6.5737388549921E+27 inches (in) |
| 1116129458 sir | = 1.8260385708311E+26 yards (yd) |
| 1116129458 sir | = 1.037521915245E+23 miles (mi) |
| 1116129458 sir | = 17648553738.167 light years (ly) |
| 1116129458 sir | = 6.3107900958526E+29 pixels (PX) |
| 1116129458 sir | = 1.04358104323E+61 planck length (pl) |