Please support this site by disabling or whitelisting the Adblock for "justintools.com". I've spent over 10 trillion microseconds (and counting), on this project. This site is my passion, and I regularly adding new tools/apps. Users experience is very important, that's why I use non-intrusive ads. Any feedback is appreciated. Thank you. Justin XoXo :)
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 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Light Seconds (ls) = 299800000 meters.| 1 Femtometers | to common length units |
|---|---|
| 1 fm | = 1.0E-15 meters (m) |
| 1 fm | = 1.0E-18 kilometers (km) |
| 1 fm | = 1.0E-13 centimeters (cm) |
| 1 fm | = 3.2808398950131E-15 feet (ft) |
| 1 fm | = 3.9370078740157E-14 inches (in) |
| 1 fm | = 1.0936132983377E-15 yards (yd) |
| 1 fm | = 6.2137119223733E-19 miles (mi) |
| 1 fm | = 1.056970721911E-31 light years (ly) |
| 1 fm | = 3.7795280352161E-12 pixels (PX) |
| 1 fm | = 6.25E+19 planck length (pl) |
| Femtometers | to Light Seconds (table conversion) |
|---|---|
| 1 fm | = 3.3355570380254E-24 ls |
| 2 fm | = 6.6711140760507E-24 ls |
| 3 fm | = 1.0006671114076E-23 ls |
| 4 fm | = 1.3342228152101E-23 ls |
| 5 fm | = 1.6677785190127E-23 ls |
| 6 fm | = 2.0013342228152E-23 ls |
| 7 fm | = 2.3348899266177E-23 ls |
| 8 fm | = 2.6684456304203E-23 ls |
| 9 fm | = 3.0020013342228E-23 ls |
| 10 fm | = 3.3355570380254E-23 ls |
| 20 fm | = 6.6711140760507E-23 ls |
| 30 fm | = 1.0006671114076E-22 ls |
| 40 fm | = 1.3342228152101E-22 ls |
| 50 fm | = 1.6677785190127E-22 ls |
| 60 fm | = 2.0013342228152E-22 ls |
| 70 fm | = 2.3348899266177E-22 ls |
| 80 fm | = 2.6684456304203E-22 ls |
| 90 fm | = 3.0020013342228E-22 ls |
| 100 fm | = 3.3355570380254E-22 ls |
| 200 fm | = 6.6711140760507E-22 ls |
| 300 fm | = 1.0006671114076E-21 ls |
| 400 fm | = 1.3342228152101E-21 ls |
| 500 fm | = 1.6677785190127E-21 ls |
| 600 fm | = 2.0013342228152E-21 ls |
| 700 fm | = 2.3348899266177E-21 ls |
| 800 fm | = 2.6684456304203E-21 ls |
| 900 fm | = 3.0020013342228E-21 ls |
| 1000 fm | = 3.3355570380254E-21 ls |
| 2000 fm | = 6.6711140760507E-21 ls |
| 4000 fm | = 1.3342228152101E-20 ls |
| 5000 fm | = 1.6677785190127E-20 ls |
| 7500 fm | = 2.501667778519E-20 ls |
| 10000 fm | = 3.3355570380254E-20 ls |
| 25000 fm | = 8.3388925950634E-20 ls |
| 50000 fm | = 1.6677785190127E-19 ls |
| 100000 fm | = 3.3355570380254E-19 ls |
| 1000000 fm | = 3.3355570380254E-18 ls |
| 1000000000 fm | = 3.3355570380254E-15 ls |