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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.| 6428385276 Siriometer | to common length units |
|---|---|
| 6428385276 sir | = 9.616864372896E+26 meters (m) |
| 6428385276 sir | = 9.616864372896E+23 kilometers (km) |
| 6428385276 sir | = 9.616864372896E+28 centimeters (cm) |
| 6428385276 sir | = 3.1551392299528E+27 feet (ft) |
| 6428385276 sir | = 3.7861670759433E+28 inches (in) |
| 6428385276 sir | = 1.0517130766509E+27 yards (yd) |
| 6428385276 sir | = 5.9756424809711E+23 miles (mi) |
| 6428385276 sir | = 101647440787.4 light years (ly) |
| 6428385276 sir | = 3.6347208508232E+30 pixels (PX) |
| 6428385276 sir | = 6.01054023306E+61 planck length (pl) |