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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 Zolls (zoll) = 0.0254 meters.| 273300 Siriometer | to common length units |
|---|---|
| 273300 sir | = 4.088568E+22 meters (m) |
| 273300 sir | = 4.088568E+19 kilometers (km) |
| 273300 sir | = 4.088568E+24 centimeters (cm) |
| 273300 sir | = 1.3413937007874E+23 feet (ft) |
| 273300 sir | = 1.6096724409449E+24 inches (in) |
| 273300 sir | = 4.471312335958E+22 yards (yd) |
| 273300 sir | = 2.5405183727034E+19 miles (mi) |
| 273300 sir | = 4321496.6705422 light years (ly) |
| 273300 sir | = 1.5452857379888E+26 pixels (PX) |
| 273300 sir | = 2.555355E+57 planck length (pl) |