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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.| 800 Siriometer | to common length units |
|---|---|
| 800 sir | = 1.1968E+20 meters (m) |
| 800 sir | = 1.1968E+17 kilometers (km) |
| 800 sir | = 1.1968E+22 centimeters (cm) |
| 800 sir | = 3.9265091863517E+20 feet (ft) |
| 800 sir | = 4.711811023622E+21 inches (in) |
| 800 sir | = 1.3088363954506E+20 yards (yd) |
| 800 sir | = 7.4365704286964E+16 miles (mi) |
| 800 sir | = 12649.825599831 light years (ly) |
| 800 sir | = 4.5233391525467E+23 pixels (PX) |
| 800 sir | = 7.48E+54 planck length (pl) |