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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 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Siriometer (sir) = 1.496E+17 meters.| 9942625677 Femtometers | to common length units |
|---|---|
| 9942625677 fm | = 9.942625677E-6 meters (m) |
| 9942625677 fm | = 9.942625677E-9 kilometers (km) |
| 9942625677 fm | = 0.0009942625677 centimeters (cm) |
| 9942625677 fm | = 3.2620162982283E-5 feet (ft) |
| 9942625677 fm | = 0.0003914419557874 inches (in) |
| 9942625677 fm | = 1.0873387660761E-5 yards (yd) |
| 9942625677 fm | = 6.178061170887E-9 miles (mi) |
| 9942625677 fm | = 1.050906423951E-21 light years (ly) |
| 9942625677 fm | = 0.037578432489881 pixels (PX) |
| 9942625677 fm | = 6.214141048125E+29 planck length (pl) |