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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+
The Hectometer (symbol: hm), or hectometre (International spelling) is an uncommonly used unit of length in the metric system, equal to one hundred meters. It derives f ..more definition+
In relation to the base unit of [length] => (meters), 1 Siriometer (sir) is equal to 1.496E+17 meters, while 1 Hectometers (hm) = 100 meters.| 3309562472 Siriometer | to common length units |
|---|---|
| 3309562472 sir | = 4.951105458112E+26 meters (m) |
| 3309562472 sir | = 4.951105458112E+23 kilometers (km) |
| 3309562472 sir | = 4.951105458112E+28 centimeters (cm) |
| 3309562472 sir | = 1.6243784311391E+27 feet (ft) |
| 3309562472 sir | = 1.9492541173669E+28 inches (in) |
| 3309562472 sir | = 5.4145947704637E+26 yards (yd) |
| 3309562472 sir | = 3.0764743013998E+23 miles (mi) |
| 3309562472 sir | = 52331735103.181 light years (ly) |
| 3309562472 sir | = 1.8712841884246E+30 pixels (PX) |
| 3309562472 sir | = 3.09444091132E+61 planck length (pl) |