The kilometer (SI symbol: km) or kilometre (British spelling) is a unit of length in the metric system, equal to 1000 meters (kilo- being the SI prefix for 1000). It is the measurement unit used officially for e ..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 in one second, and is equal to exactly 2997 ..more definition+
In relation to the base unit of [length] => (meters), 1 Kilometers (km) is equal to 1000 meters, while 1 Light Seconds (ls) = 299800000 meters.| 1 Kilometers | to common length units |
|---|---|
| 1 km | = 1000 meters (m) |
| 1 km | = 1 kilometers (km) |
| 1 km | = 100000 centimeters (cm) |
| 1 km | = 3280.8398950131 feet (ft) |
| 1 km | = 39370.078740157 inches (in) |
| 1 km | = 1093.6132983377 yards (yd) |
| 1 km | = 0.62137119223733 miles (mi) |
| 1 km | = 1.056970721911E-13 light years (ly) |
| 1 km | = 3779528.0352161 pixels (PX) |
| 1 km | = 6.25E+37 planck length (pl) |
| Kilometers | to Light Seconds (table conversion) |
|---|---|
| 1 km | = 3.3355570380254E-6 ls |
| 2 km | = 6.6711140760507E-6 ls |
| 3 km | = 1.0006671114076E-5 ls |
| 4 km | = 1.3342228152101E-5 ls |
| 5 km | = 1.6677785190127E-5 ls |
| 6 km | = 2.0013342228152E-5 ls |
| 7 km | = 2.3348899266177E-5 ls |
| 8 km | = 2.6684456304203E-5 ls |
| 9 km | = 3.0020013342228E-5 ls |
| 10 km | = 3.3355570380254E-5 ls |
| 20 km | = 6.6711140760507E-5 ls |
| 30 km | = 0.00010006671114076 ls |
| 40 km | = 0.00013342228152101 ls |
| 50 km | = 0.00016677785190127 ls |
| 60 km | = 0.00020013342228152 ls |
| 70 km | = 0.00023348899266177 ls |
| 80 km | = 0.00026684456304203 ls |
| 90 km | = 0.00030020013342228 ls |
| 100 km | = 0.00033355570380253 ls |
| 200 km | = 0.00066711140760507 ls |
| 300 km | = 0.0010006671114076 ls |
| 400 km | = 0.0013342228152101 ls |
| 500 km | = 0.0016677785190127 ls |
| 600 km | = 0.0020013342228152 ls |
| 700 km | = 0.0023348899266177 ls |
| 800 km | = 0.0026684456304203 ls |
| 900 km | = 0.0030020013342228 ls |
| 1000 km | = 0.0033355570380254 ls |
| 2000 km | = 0.0066711140760507 ls |
| 4000 km | = 0.013342228152101 ls |
| 5000 km | = 0.016677785190127 ls |
| 7500 km | = 0.02501667778519 ls |
| 10000 km | = 0.033355570380254 ls |
| 25000 km | = 0.083388925950634 ls |
| 50000 km | = 0.16677785190127 ls |
| 100000 km | = 0.33355570380254 ls |
| 1000000 km | = 3.3355570380254 ls |
| 1000000000 km | = 3335.5570380254 ls |