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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.| 2289470320 Femtometers | to common length units |
|---|---|
| 2289470320 fm | = 2.28947032E-6 meters (m) |
| 2289470320 fm | = 2.28947032E-9 kilometers (km) |
| 2289470320 fm | = 0.000228947032 centimeters (cm) |
| 2289470320 fm | = 7.5113855643045E-6 feet (ft) |
| 2289470320 fm | = 9.0136626771654E-5 inches (in) |
| 2289470320 fm | = 2.5037951881015E-6 yards (yd) |
| 2289470320 fm | = 1.4226109023304E-9 miles (mi) |
| 2289470320 fm | = 2.4199030969242E-22 light years (ly) |
| 2289470320 fm | = 0.0086531172602352 pixels (PX) |
| 2289470320 fm | = 1.43091895E+29 planck length (pl) |