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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.| 6818000000000 Siriometer | to common length units |
|---|---|
| 6818000000000 sir | = 1.0199728E+30 meters (m) |
| 6818000000000 sir | = 1.0199728E+27 kilometers (km) |
| 6818000000000 sir | = 1.0199728E+32 centimeters (cm) |
| 6818000000000 sir | = 3.3463674540682E+30 feet (ft) |
| 6818000000000 sir | = 4.0156409448819E+31 inches (in) |
| 6818000000000 sir | = 1.1154558180227E+30 yards (yd) |
| 6818000000000 sir | = 6.3378171478565E+26 miles (mi) |
| 6818000000000 sir | = 1.0780813867456E+14 light years (ly) |
| 6818000000000 sir | = 3.8550157927579E+33 pixels (PX) |
| 6818000000000 sir | = 6.37483E+64 planck length (pl) |