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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.| 4946585321 Siriometer | to common length units |
|---|---|
| 4946585321 sir | = 7.400091640216E+26 meters (m) |
| 4946585321 sir | = 7.400091640216E+23 kilometers (km) |
| 4946585321 sir | = 7.400091640216E+28 centimeters (cm) |
| 4946585321 sir | = 2.4278515879974E+27 feet (ft) |
| 4946585321 sir | = 2.9134219055969E+28 inches (in) |
| 4946585321 sir | = 8.0928386266579E+26 yards (yd) |
| 4946585321 sir | = 4.5982037651465E+23 miles (mi) |
| 4946585321 sir | = 78216802031.667 light years (ly) |
| 4946585321 sir | = 2.7968853817365E+30 pixels (PX) |
| 4946585321 sir | = 4.625057275135E+61 planck length (pl) |