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-day | 8.4725280180331 × 10-12 ly | 1.6945056036066 × 10-11 ly | 2.5417584054099 × 10-11 ly | 3.3890112072132 × 10-11 ly | 4.2362640090165 × 10-11 ly | 5.0835168108198 × 10-11 ly | 5.9307696126231 × 10-11 ly | 6.7780224144264 × 10-11 ly | 7.6252752162298 × 10-11 ly | 8.4725280180331 × 10-11 ly | 9.3197808198364 × 10-11 ly | 1.016703362164 × 10-10 ly | 1.1014286423443 × 10-10 ly | 1.1861539225246 × 10-10 ly | 1.270879202705 × 10-10 ly | 1.3556044828853 × 10-10 ly | 1.4403297630656 × 10-10 ly | 1.525055043246 × 10-10 ly | 1.6097803234263 × 10-10 ly | 1.6945056036066 × 10-10 ly | 1.7792308837869 × 10-10 ly | 1.8639561639673 × 10-10 ly | 1.9486814441476 × 10-10 ly | 2.0334067243279 × 10-10 ly | 2.1181320045083 × 10-10 ly | 2.2028572846886 × 10-10 ly | 2.2875825648689 × 10-10 ly | 2.3723078450493 × 10-10 ly | 2.4570331252296 × 10-10 ly | 2.5417584054099 × 10-10 ly | 2.6264836855902 × 10-10 ly | 2.7112089657706 × 10-10 ly | 2.7959342459509 × 10-10 ly | 2.8806595261312 × 10-10 ly | 2.9653848063116 × 10-10 ly | 3.0501100864919 × 10-10 ly | 3.1348353666722 × 10-10 ly | 3.2195606468526 × 10-10 ly | 3.3042859270329 × 10-10 ly | 3.3890112072132 × 10-10 ly | 3.4737364873936 × 10-10 ly | 3.5584617675739 × 10-10 ly | 3.6431870477542 × 10-10 ly | 3.7279123279345 × 10-10 ly | 3.8126376081149 × 10-10 ly | 3.8973628882952 × 10-10 ly | 3.9820881684755 × 10-10 ly | 4.0668134486559 × 10-10 ly | 4.1515387288362 × 10-10 ly | 4.2362640090165 × 10-10 ly | 4.3209892891969 × 10-10 ly | 4.4057145693772 × 10-10 ly | 4.4904398495575 × 10-10 ly | 4.5751651297379 × 10-10 ly | 4.6598904099182 × 10-10 ly | 4.7446156900985 × 10-10 ly | 4.8293409702788 × 10-10 ly | 4.9140662504592 × 10-10 ly | 4.9987915306395 × 10-10 ly | 5.0835168108198 × 10-10 ly | 5.1682420910002 × 10-10 ly | 5.2529673711805 × 10-10 ly | 5.3376926513608 × 10-10 ly | 5.4224179315412 × 10-10 ly | 5.5071432117215 × 10-10 ly | 5.5918684919018 × 10-10 ly | 5.6765937720822 × 10-10 ly | 5.7613190522625 × 10-10 ly | 5.8460443324428 × 10-10 ly | 5.9307696126231 × 10-10 ly | 6.0154948928035 × 10-10 ly | 6.1002201729838 × 10-10 ly | 6.1849454531641 × 10-10 ly | 6.2696707333445 × 10-10 ly | 6.3543960135248 × 10-10 ly | 6.4391212937051 × 10-10 ly | 6.5238465738855 × 10-10 ly | 6.6085718540658 × 10-10 ly | 6.6932971342461 × 10-10 ly | 6.7780224144264 × 10-10 ly | 6.8627476946068 × 10-10 ly | 6.9474729747871 × 10-10 ly | 7.0321982549674 × 10-10 ly | 7.1169235351478 × 10-10 ly | 7.2016488153281 × 10-10 ly | 7.2863740955084 × 10-10 ly | 7.3710993756888 × 10-10 ly | 7.4558246558691 × 10-10 ly | 7.5405499360494 × 10-10 ly | 7.6252752162298 × 10-10 ly | 7.7100004964101 × 10-10 ly | 7.7947257765904 × 10-10 ly | 7.8794510567707 × 10-10 ly | 7.9641763369511 × 10-10 ly | 8.0489016171314 × 10-10 ly | 8.1336268973117 × 10-10 ly | 8.2183521774921 × 10-10 ly | 8.3030774576724 × 10-10 ly | 8.3878027378527 × 10-10 ly | 8.4725280180331 × 10-10 ly |
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-days | cable length (US) | light-days |
---|---|---|---|
1 | = 8.4725280180331E-12 | 4 | = 3.3890112072132E-11 |
1.5 | = 1.270879202705E-11 | 4.5 | = 3.8126376081149E-11 |
2 | = 1.6945056036066E-11 | 5 | = 4.2362640090165E-11 |
2.5 | = 2.1181320045083E-11 | 5.5 | = 4.6598904099182E-11 |
3 | = 2.5417584054099E-11 | 6 | = 5.0835168108198E-11 |
The light-day 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 oneday, and is equal to exactly 2.59020683712×1013 metres.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
light-day | ly | ≡ 24 light-hours | ≡ 2.59020683712×1013 m | Science - Astronomy (Length) |
light-days | cable length (US) | light-days | cable length (US) |
---|---|---|---|
1 | = 118028526771.65 | 4 | = 472114107086.61 |
1.5 | = 177042790157.48 | 4.5 | = 531128370472.44 |
2 | = 236057053543.31 | 5 | = 590142633858.27 |
2.5 | = 295071316929.13 | 5.5 | = 649156897244.09 |
3 | = 354085580314.96 | 6 | = 708171160629.92 |
cable length (US) | light-days |
---|---|
1 | = 8.4725280180331 × 10-12 |
118,028,526,771.65 | = 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 …) |