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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.| 2660000000 Siriometer | to common length units |
|---|---|
| 2660000000 sir | = 3.97936E+26 meters (m) |
| 2660000000 sir | = 3.97936E+23 kilometers (km) |
| 2660000000 sir | = 3.97936E+28 centimeters (cm) |
| 2660000000 sir | = 1.3055643044619E+27 feet (ft) |
| 2660000000 sir | = 1.5666771653543E+28 inches (in) |
| 2660000000 sir | = 4.3518810148731E+26 yards (yd) |
| 2660000000 sir | = 2.4726596675416E+23 miles (mi) |
| 2660000000 sir | = 42060670119.438 light years (ly) |
| 2660000000 sir | = 1.5040102682218E+30 pixels (PX) |
| 2660000000 sir | = 2.4871E+61 planck length (pl) |