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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 Zeptometers (zm) = 1.0E-21 meters.| 98 Siriometer | to common length units |
|---|---|
| 98 sir | = 1.46608E+19 meters (m) |
| 98 sir | = 1.46608E+16 kilometers (km) |
| 98 sir | = 1.46608E+21 centimeters (cm) |
| 98 sir | = 4.8099737532808E+19 feet (ft) |
| 98 sir | = 5.771968503937E+20 inches (in) |
| 98 sir | = 1.6033245844269E+19 yards (yd) |
| 98 sir | = 9.1097987751531E+15 miles (mi) |
| 98 sir | = 1549.6036359793 light years (ly) |
| 98 sir | = 5.5410904618697E+22 pixels (PX) |
| 98 sir | = 9.163E+53 planck length (pl) |