| cable length (US) | 1 cable length (US) | 2 cable length (US) | 3 cable length (US) | 4 cable length (US) | 5 cable length (US) | 6 cable length (US) | 7 cable length (US) | 8 cable length (US) | 9 cable length (US) | 10 cable length (US) | 11 cable length (US) | 12 cable length (US) | 13 cable length (US) | 14 cable length (US) | 15 cable length (US) | 16 cable length (US) | 17 cable length (US) | 18 cable length (US) | 19 cable length (US) | 20 cable length (US) | 21 cable length (US) | 22 cable length (US) | 23 cable length (US) | 24 cable length (US) | 25 cable length (US) | 26 cable length (US) | 27 cable length (US) | 28 cable length (US) | 29 cable length (US) | 30 cable length (US) | 31 cable length (US) | 32 cable length (US) | 33 cable length (US) | 34 cable length (US) | 35 cable length (US) | 36 cable length (US) | 37 cable length (US) | 38 cable length (US) | 39 cable length (US) | 40 cable length (US) | 41 cable length (US) | 42 cable length (US) | 43 cable length (US) | 44 cable length (US) | 45 cable length (US) | 46 cable length (US) | 47 cable length (US) | 48 cable length (US) | 49 cable length (US) | 50 cable length (US) | 51 cable length (US) | 52 cable length (US) | 53 cable length (US) | 54 cable length (US) | 55 cable length (US) | 56 cable length (US) | 57 cable length (US) | 58 cable length (US) | 59 cable length (US) | 60 cable length (US) | 61 cable length (US) | 62 cable length (US) | 63 cable length (US) | 64 cable length (US) | 65 cable length (US) | 66 cable length (US) | 67 cable length (US) | 68 cable length (US) | 69 cable length (US) | 70 cable length (US) | 71 cable length (US) | 72 cable length (US) | 73 cable length (US) | 74 cable length (US) | 75 cable length (US) | 76 cable length (US) | 77 cable length (US) | 78 cable length (US) | 79 cable length (US) | 80 cable length (US) | 81 cable length (US) | 82 cable length (US) | 83 cable length (US) | 84 cable length (US) | 85 cable length (US) | 86 cable length (US) | 87 cable length (US) | 88 cable length (US) | 89 cable length (US) | 90 cable length (US) | 91 cable length (US) | 92 cable length (US) | 93 cable length (US) | 94 cable length (US) | 95 cable length (US) | 96 cable length (US) | 97 cable length (US) | 98 cable length (US) | 99 cable length (US) | 100 cable length (US) |
| light-hour | 2.0334067243279 × 10-10 light-hour | 4.0668134486559 × 10-10 light-hour | 6.1002201729838 × 10-10 light-hour | 8.1336268973117 × 10-10 light-hour | 1.016703362164 × 10-9 light-hour | 1.2200440345968 × 10-9 light-hour | 1.4233847070296 × 10-9 light-hour | 1.6267253794623 × 10-9 light-hour | 1.8300660518951 × 10-9 light-hour | 2.0334067243279 × 10-9 light-hour | 2.2367473967607 × 10-9 light-hour | 2.4400880691935 × 10-9 light-hour | 2.6434287416263 × 10-9 light-hour | 2.8467694140591 × 10-9 light-hour | 3.0501100864919 × 10-9 light-hour | 3.2534507589247 × 10-9 light-hour | 3.4567914313575 × 10-9 light-hour | 3.6601321037903 × 10-9 light-hour | 3.8634727762231 × 10-9 light-hour | 4.0668134486559 × 10-9 light-hour | 4.2701541210887 × 10-9 light-hour | 4.4734947935215 × 10-9 light-hour | 4.6768354659542 × 10-9 light-hour | 4.880176138387 × 10-9 light-hour | 5.0835168108198 × 10-9 light-hour | 5.2868574832526 × 10-9 light-hour | 5.4901981556854 × 10-9 light-hour | 5.6935388281182 × 10-9 light-hour | 5.896879500551 × 10-9 light-hour | 6.1002201729838 × 10-9 light-hour | 6.3035608454166 × 10-9 light-hour | 6.5069015178494 × 10-9 light-hour | 6.7102421902822 × 10-9 light-hour | 6.913582862715 × 10-9 light-hour | 7.1169235351478 × 10-9 light-hour | 7.3202642075806 × 10-9 light-hour | 7.5236048800134 × 10-9 light-hour | 7.7269455524462 × 10-9 light-hour | 7.9302862248789 × 10-9 light-hour | 8.1336268973117 × 10-9 light-hour | 8.3369675697445 × 10-9 light-hour | 8.5403082421773 × 10-9 light-hour | 8.7436489146101 × 10-9 light-hour | 8.9469895870429 × 10-9 light-hour | 9.1503302594757 × 10-9 light-hour | 9.3536709319085 × 10-9 light-hour | 9.5570116043413 × 10-9 light-hour | 9.7603522767741 × 10-9 light-hour | 9.9636929492069 × 10-9 light-hour | 1.016703362164 × 10-8 light-hour | 1.0370374294072 × 10-8 light-hour | 1.0573714966505 × 10-8 light-hour | 1.0777055638938 × 10-8 light-hour | 1.0980396311371 × 10-8 light-hour | 1.1183736983804 × 10-8 light-hour | 1.1387077656236 × 10-8 light-hour | 1.1590418328669 × 10-8 light-hour | 1.1793759001102 × 10-8 light-hour | 1.1997099673535 × 10-8 light-hour | 1.2200440345968 × 10-8 light-hour | 1.24037810184 × 10-8 light-hour | 1.2607121690833 × 10-8 light-hour | 1.2810462363266 × 10-8 light-hour | 1.3013803035699 × 10-8 light-hour | 1.3217143708132 × 10-8 light-hour | 1.3420484380564 × 10-8 light-hour | 1.3623825052997 × 10-8 light-hour | 1.382716572543 × 10-8 light-hour | 1.4030506397863 × 10-8 light-hour | 1.4233847070296 × 10-8 light-hour | 1.4437187742728 × 10-8 light-hour | 1.4640528415161 × 10-8 light-hour | 1.4843869087594 × 10-8 light-hour | 1.5047209760027 × 10-8 light-hour | 1.525055043246 × 10-8 light-hour | 1.5453891104892 × 10-8 light-hour | 1.5657231777325 × 10-8 light-hour | 1.5860572449758 × 10-8 light-hour | 1.6063913122191 × 10-8 light-hour | 1.6267253794623 × 10-8 light-hour | 1.6470594467056 × 10-8 light-hour | 1.6673935139489 × 10-8 light-hour | 1.6877275811922 × 10-8 light-hour | 1.7080616484355 × 10-8 light-hour | 1.7283957156787 × 10-8 light-hour | 1.748729782922 × 10-8 light-hour | 1.7690638501653 × 10-8 light-hour | 1.7893979174086 × 10-8 light-hour | 1.8097319846519 × 10-8 light-hour | 1.8300660518951 × 10-8 light-hour | 1.8504001191384 × 10-8 light-hour | 1.8707341863817 × 10-8 light-hour | 1.891068253625 × 10-8 light-hour | 1.9114023208683 × 10-8 light-hour | 1.9317363881115 × 10-8 light-hour | 1.9520704553548 × 10-8 light-hour | 1.9724045225981 × 10-8 light-hour | 1.9927385898414 × 10-8 light-hour | 2.0130726570847 × 10-8 light-hour | 2.0334067243279 × 10-8 light-hour |
A cable length or length of cable is a nautical unit of measure equal to one tenth of a nautical mile or approximately 100 fathoms. The unit is named after the length of a ship's anchor cable in the Age of Sail. The definition varies:
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| cable length (US) | ≡ 720 ft | = 219.456 m | Imperial/US |
| cable length (US) | light-hours | cable length (US) | light-hours |
|---|---|---|---|
| 1 | = 2.0334067243279E-10 | 4 | = 8.1336268973117E-10 |
| 1.5 | = 3.0501100864919E-10 | 4.5 | = 9.1503302594757E-10 |
| 2 | = 4.0668134486559E-10 | 5 | = 1.016703362164E-9 |
| 2.5 | = 5.0835168108198E-10 | 5.5 | = 1.1183736983804E-9 |
| 3 | = 6.1002201729838E-10 | 6 | = 1.2200440345968E-9 |
The light-hour 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 onehour, and is equal to exactly 1.0792528488×1012 metres.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| light-hour | ≡ 60 light-minutes | ≡ 1.0792528488×1012 m | Science - Astronomy (Length) |
| light-hours | cable length (US) | light-hours | cable length (US) |
|---|---|---|---|
| 1 | = 4917855282.1522 | 4 | = 19671421128.609 |
| 1.5 | = 7376782923.2283 | 4.5 | = 22130348769.685 |
| 2 | = 9835710564.3045 | 5 | = 24589276410.761 |
| 2.5 | = 12294638205.381 | 5.5 | = 27048204051.837 |
| 3 | = 14753565846.457 | 6 | = 29507131692.913 |
| cable length (US) | light-hours |
|---|---|
| 1 | = 2.0334067243279 × 10-10 |
| 4,917,855,282.1522 | = 1 |
| Symbol | Definition |
|---|---|
| ≡ | exactly equal |
| ≈ | approximately equal to |
| = | equal to |
| digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |