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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+
The angstrom or ångström is a unit of length equal to 10−10 m (one ten-billionth of a meter) or 0.1 nanometer. Its symbol is Å, a letter in the Swedish alphabe ..more definition+
In relation to the base unit of [length] => (meters), 1 Siriometer (sir) is equal to 1.496E+17 meters, while 1 Angstroms (Å) = 1.0E-10 meters.| 1200 Siriometer | to common length units |
|---|---|
| 1200 sir | = 1.7952E+20 meters (m) |
| 1200 sir | = 1.7952E+17 kilometers (km) |
| 1200 sir | = 1.7952E+22 centimeters (cm) |
| 1200 sir | = 5.8897637795276E+20 feet (ft) |
| 1200 sir | = 7.0677165354331E+21 inches (in) |
| 1200 sir | = 1.9632545931759E+20 yards (yd) |
| 1200 sir | = 1.1154855643045E+17 miles (mi) |
| 1200 sir | = 18974.738399746 light years (ly) |
| 1200 sir | = 6.78500872882E+23 pixels (PX) |
| 1200 sir | = 1.122E+55 planck length (pl) |