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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.| 39 Siriometer | to common length units |
|---|---|
| 39 sir | = 5.8344E+18 meters (m) |
| 39 sir | = 5.8344E+15 kilometers (km) |
| 39 sir | = 5.8344E+20 centimeters (cm) |
| 39 sir | = 1.9141732283465E+19 feet (ft) |
| 39 sir | = 2.2970078740157E+20 inches (in) |
| 39 sir | = 6.3805774278215E+18 yards (yd) |
| 39 sir | = 3.6253280839895E+15 miles (mi) |
| 39 sir | = 616.67899799176 light years (ly) |
| 39 sir | = 2.2051278368665E+22 pixels (PX) |
| 39 sir | = 3.6465E+53 planck length (pl) |