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-second | 7.3202642075806 × 10-7 light-second | 1.4640528415161 × 10-6 light-second | 2.1960792622742 × 10-6 light-second | 2.9281056830322 × 10-6 light-second | 3.6601321037903 × 10-6 light-second | 4.3921585245483 × 10-6 light-second | 5.1241849453064 × 10-6 light-second | 5.8562113660645 × 10-6 light-second | 6.5882377868225 × 10-6 light-second | 7.3202642075806 × 10-6 light-second | 8.0522906283386 × 10-6 light-second | 8.7843170490967 × 10-6 light-second | 9.5163434698547 × 10-6 light-second | 1.0248369890613 × 10-5 light-second | 1.0980396311371 × 10-5 light-second | 1.1712422732129 × 10-5 light-second | 1.2444449152887 × 10-5 light-second | 1.3176475573645 × 10-5 light-second | 1.3908501994403 × 10-5 light-second | 1.4640528415161 × 10-5 light-second | 1.5372554835919 × 10-5 light-second | 1.6104581256677 × 10-5 light-second | 1.6836607677435 × 10-5 light-second | 1.7568634098193 × 10-5 light-second | 1.8300660518951 × 10-5 light-second | 1.9032686939709 × 10-5 light-second | 1.9764713360468 × 10-5 light-second | 2.0496739781226 × 10-5 light-second | 2.1228766201984 × 10-5 light-second | 2.1960792622742 × 10-5 light-second | 2.26928190435 × 10-5 light-second | 2.3424845464258 × 10-5 light-second | 2.4156871885016 × 10-5 light-second | 2.4888898305774 × 10-5 light-second | 2.5620924726532 × 10-5 light-second | 2.635295114729 × 10-5 light-second | 2.7084977568048 × 10-5 light-second | 2.7817003988806 × 10-5 light-second | 2.8549030409564 × 10-5 light-second | 2.9281056830322 × 10-5 light-second | 3.001308325108 × 10-5 light-second | 3.0745109671838 × 10-5 light-second | 3.1477136092596 × 10-5 light-second | 3.2209162513354 × 10-5 light-second | 3.2941188934113 × 10-5 light-second | 3.3673215354871 × 10-5 light-second | 3.4405241775629 × 10-5 light-second | 3.5137268196387 × 10-5 light-second | 3.5869294617145 × 10-5 light-second | 3.6601321037903 × 10-5 light-second | 3.7333347458661 × 10-5 light-second | 3.8065373879419 × 10-5 light-second | 3.8797400300177 × 10-5 light-second | 3.9529426720935 × 10-5 light-second | 4.0261453141693 × 10-5 light-second | 4.0993479562451 × 10-5 light-second | 4.1725505983209 × 10-5 light-second | 4.2457532403967 × 10-5 light-second | 4.3189558824725 × 10-5 light-second | 4.3921585245483 × 10-5 light-second | 4.4653611666241 × 10-5 light-second | 4.5385638087 × 10-5 light-second | 4.6117664507758 × 10-5 light-second | 4.6849690928516 × 10-5 light-second | 4.7581717349274 × 10-5 light-second | 4.8313743770032 × 10-5 light-second | 4.904577019079 × 10-5 light-second | 4.9777796611548 × 10-5 light-second | 5.0509823032306 × 10-5 light-second | 5.1241849453064 × 10-5 light-second | 5.1973875873822 × 10-5 light-second | 5.270590229458 × 10-5 light-second | 5.3437928715338 × 10-5 light-second | 5.4169955136096 × 10-5 light-second | 5.4901981556854 × 10-5 light-second | 5.5634007977612 × 10-5 light-second | 5.636603439837 × 10-5 light-second | 5.7098060819128 × 10-5 light-second | 5.7830087239886 × 10-5 light-second | 5.8562113660645 × 10-5 light-second | 5.9294140081403 × 10-5 light-second | 6.0026166502161 × 10-5 light-second | 6.0758192922919 × 10-5 light-second | 6.1490219343677 × 10-5 light-second | 6.2222245764435 × 10-5 light-second | 6.2954272185193 × 10-5 light-second | 6.3686298605951 × 10-5 light-second | 6.4418325026709 × 10-5 light-second | 6.5150351447467 × 10-5 light-second | 6.5882377868225 × 10-5 light-second | 6.6614404288983 × 10-5 light-second | 6.7346430709741 × 10-5 light-second | 6.8078457130499 × 10-5 light-second | 6.8810483551257 × 10-5 light-second | 6.9542509972015 × 10-5 light-second | 7.0274536392773 × 10-5 light-second | 7.1006562813531 × 10-5 light-second | 7.173858923429 × 10-5 light-second | 7.2470615655048 × 10-5 light-second | 7.3202642075806 × 10-5 light-second |
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-seconds | cable length (US) | light-seconds |
---|---|---|---|
1 | = 7.3202642075806E-7 | 4 | = 2.9281056830322E-6 |
1.5 | = 1.0980396311371E-6 | 4.5 | = 3.2941188934113E-6 |
2 | = 1.4640528415161E-6 | 5 | = 3.6601321037903E-6 |
2.5 | = 1.8300660518951E-6 | 5.5 | = 4.0261453141693E-6 |
3 | = 2.1960792622742E-6 | 6 | = 4.3921585245483E-6 |
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 onesecond, and is equal to exactly 299792458 metres (just over 186282 miles).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
light-second | ≡ Distance light travels in one second in vacuum | ≡ 299 792 458 m | Science - Astronomy (Length) |
light-seconds | cable length (US) | light-seconds | cable length (US) |
---|---|---|---|
1 | = 1366070.911709 | 4 | = 5464283.6468358 |
1.5 | = 2049106.3675634 | 4.5 | = 6147319.1026903 |
2 | = 2732141.8234179 | 5 | = 6830354.5585448 |
2.5 | = 3415177.2792724 | 5.5 | = 7513390.0143992 |
3 | = 4098212.7351269 | 6 | = 8196425.4702537 |
cable length (US) | light-seconds |
---|---|
1 | = 7.3202642075806 × 10-7 |
1,366,070.911709 | = 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 …) |