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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.| 69 Femtometers | to common length units |
|---|---|
| 69 fm | = 6.9E-14 meters (m) |
| 69 fm | = 6.9E-17 kilometers (km) |
| 69 fm | = 6.9E-12 centimeters (cm) |
| 69 fm | = 2.2637795275591E-13 feet (ft) |
| 69 fm | = 2.7165354330709E-12 inches (in) |
| 69 fm | = 7.5459317585302E-14 yards (yd) |
| 69 fm | = 4.2874612264376E-17 miles (mi) |
| 69 fm | = 7.2930979811859E-30 light years (ly) |
| 69 fm | = 2.6078743442991E-10 pixels (PX) |
| 69 fm | = 4.3125E+21 planck length (pl) |