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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+
A light-year (abbreviation: ly), sometimes referred to incorrectly as a light year, is a unit of length used informally to express astronomical distances. It is approxi ..more definition+
In relation to the base unit of [length] => (meters), 1 Siriometer (sir) is equal to 1.496E+17 meters, while 1 Light Years (ly) = 9461000000000000 meters.| 390100 Siriometer | to common length units |
|---|---|
| 390100 sir | = 5.835896E+22 meters (m) |
| 390100 sir | = 5.835896E+19 kilometers (km) |
| 390100 sir | = 5.835896E+24 centimeters (cm) |
| 390100 sir | = 1.9146640419948E+23 feet (ft) |
| 390100 sir | = 2.2975968503937E+24 inches (in) |
| 390100 sir | = 6.3822134733158E+22 yards (yd) |
| 390100 sir | = 3.6262576552931E+19 miles (mi) |
| 390100 sir | = 6168371.2081175 light years (ly) |
| 390100 sir | = 2.2056932542606E+26 pixels (PX) |
| 390100 sir | = 3.647435E+57 planck length (pl) |