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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 Fods (fod) = 0.3141 meters.| 4200 Siriometer | to common length units |
|---|---|
| 4200 sir | = 6.2832E+20 meters (m) |
| 4200 sir | = 6.2832E+17 kilometers (km) |
| 4200 sir | = 6.2832E+22 centimeters (cm) |
| 4200 sir | = 2.0614173228346E+21 feet (ft) |
| 4200 sir | = 2.4737007874016E+22 inches (in) |
| 4200 sir | = 6.8713910761155E+20 yards (yd) |
| 4200 sir | = 3.9041994750656E+17 miles (mi) |
| 4200 sir | = 66411.584399112 light years (ly) |
| 4200 sir | = 2.374753055087E+24 pixels (PX) |
| 4200 sir | = 3.927E+55 planck length (pl) |