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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+
The light-second is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space ..more definition+
In relation to the base unit of [length] => (meters), 1 Light Years (ly) is equal to 9461000000000000 meters, while 1 Light Seconds (ls) = 299800000 meters.2728 Light Years | to common length units |
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2728 ly | = 2.5809608E+19 meters (m) |
2728 ly | = 2.5809608E+16 kilometers (km) |
2728 ly | = 2.5809608E+21 centimeters (cm) |
2728 ly | = 8.467719160105E+19 feet (ft) |
2728 ly | = 1.0161262992126E+21 inches (in) |
2728 ly | = 2.8225730533683E+19 yards (yd) |
2728 ly | = 1.6037346894138E+16 miles (mi) |
2728 ly | = 2728 light years (ly) |
2728 ly | = 9.7548137013939E+22 pixels (PX) |
2728 ly | = 1.6131005E+54 planck length (pl) |