| light-hour | 1 light-hour | 2 light-hour | 3 light-hour | 4 light-hour | 5 light-hour | 6 light-hour | 7 light-hour | 8 light-hour | 9 light-hour | 10 light-hour | 11 light-hour | 12 light-hour | 13 light-hour | 14 light-hour | 15 light-hour | 16 light-hour | 17 light-hour | 18 light-hour | 19 light-hour | 20 light-hour | 21 light-hour | 22 light-hour | 23 light-hour | 24 light-hour | 25 light-hour | 26 light-hour | 27 light-hour | 28 light-hour | 29 light-hour | 30 light-hour | 31 light-hour | 32 light-hour | 33 light-hour | 34 light-hour | 35 light-hour | 36 light-hour | 37 light-hour | 38 light-hour | 39 light-hour | 40 light-hour | 41 light-hour | 42 light-hour | 43 light-hour | 44 light-hour | 45 light-hour | 46 light-hour | 47 light-hour | 48 light-hour | 49 light-hour | 50 light-hour | 51 light-hour | 52 light-hour | 53 light-hour | 54 light-hour | 55 light-hour | 56 light-hour | 57 light-hour | 58 light-hour | 59 light-hour | 60 light-hour | 61 light-hour | 62 light-hour | 63 light-hour | 64 light-hour | 65 light-hour | 66 light-hour | 67 light-hour | 68 light-hour | 69 light-hour | 70 light-hour | 71 light-hour | 72 light-hour | 73 light-hour | 74 light-hour | 75 light-hour | 76 light-hour | 77 light-hour | 78 light-hour | 79 light-hour | 80 light-hour | 81 light-hour | 82 light-hour | 83 light-hour | 84 light-hour | 85 light-hour | 86 light-hour | 87 light-hour | 88 light-hour | 89 light-hour | 90 light-hour | 91 light-hour | 92 light-hour | 93 light-hour | 94 light-hour | 95 light-hour | 96 light-hour | 97 light-hour | 98 light-hour | 99 light-hour | 100 light-hour |
| furlong | 5,364,933,035.0752 fur | 10,729,866,070.15 fur | 16,094,799,105.225 fur | 21,459,732,140.301 fur | 26,824,665,175.376 fur | 32,189,598,210.451 fur | 37,554,531,245.526 fur | 42,919,464,280.601 fur | 48,284,397,315.676 fur | 53,649,330,350.752 fur | 59,014,263,385.827 fur | 64,379,196,420.902 fur | 69,744,129,455.977 fur | 75,109,062,491.052 fur | 80,473,995,526.127 fur | 85,838,928,561.203 fur | 91,203,861,596.278 fur | 96,568,794,631.353 fur | 101,933,727,666.43 fur | 107,298,660,701.5 fur | 112,663,593,736.58 fur | 118,028,526,771.65 fur | 123,393,459,806.73 fur | 128,758,392,841.8 fur | 134,123,325,876.88 fur | 139,488,258,911.95 fur | 144,853,191,947.03 fur | 150,218,124,982.1 fur | 155,583,058,017.18 fur | 160,947,991,052.25 fur | 166,312,924,087.33 fur | 171,677,857,122.41 fur | 177,042,790,157.48 fur | 182,407,723,192.56 fur | 187,772,656,227.63 fur | 193,137,589,262.71 fur | 198,502,522,297.78 fur | 203,867,455,332.86 fur | 209,232,388,367.93 fur | 214,597,321,403.01 fur | 219,962,254,438.08 fur | 225,327,187,473.16 fur | 230,692,120,508.23 fur | 236,057,053,543.31 fur | 241,421,986,578.38 fur | 246,786,919,613.46 fur | 252,151,852,648.53 fur | 257,516,785,683.61 fur | 262,881,718,718.68 fur | 268,246,651,753.76 fur | 273,611,584,788.83 fur | 278,976,517,823.91 fur | 284,341,450,858.98 fur | 289,706,383,894.06 fur | 295,071,316,929.13 fur | 300,436,249,964.21 fur | 305,801,182,999.28 fur | 311,166,116,034.36 fur | 316,531,049,069.43 fur | 321,895,982,104.51 fur | 327,260,915,139.58 fur | 332,625,848,174.66 fur | 337,990,781,209.74 fur | 343,355,714,244.81 fur | 348,720,647,279.89 fur | 354,085,580,314.96 fur | 359,450,513,350.04 fur | 364,815,446,385.11 fur | 370,180,379,420.19 fur | 375,545,312,455.26 fur | 380,910,245,490.34 fur | 386,275,178,525.41 fur | 391,640,111,560.49 fur | 397,005,044,595.56 fur | 402,369,977,630.64 fur | 407,734,910,665.71 fur | 413,099,843,700.79 fur | 418,464,776,735.86 fur | 423,829,709,770.94 fur | 429,194,642,806.01 fur | 434,559,575,841.09 fur | 439,924,508,876.16 fur | 445,289,441,911.24 fur | 450,654,374,946.31 fur | 456,019,307,981.39 fur | 461,384,241,016.46 fur | 466,749,174,051.54 fur | 472,114,107,086.61 fur | 477,479,040,121.69 fur | 482,843,973,156.76 fur | 488,208,906,191.84 fur | 493,573,839,226.91 fur | 498,938,772,261.99 fur | 504,303,705,297.07 fur | 509,668,638,332.14 fur | 515,033,571,367.22 fur | 520,398,504,402.29 fur | 525,763,437,437.37 fur | 531,128,370,472.44 fur | 536,493,303,507.52 fur |
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 | furlong | light-hours | furlong |
|---|---|---|---|
| 1 | = 5364933035.0752 | 4 | = 21459732140.301 |
| 1.5 | = 8047399552.6127 | 4.5 | = 24142198657.838 |
| 2 | = 10729866070.15 | 5 | = 26824665175.376 |
| 2.5 | = 13412332587.688 | 5.5 | = 29507131692.913 |
| 3 | = 16094799105.225 | 6 | = 32189598210.451 |
A furlong is a measure of distance in imperial units and U.S. customary units equal to one-eighth of a mile, equivalent to 660 feet, 220 yards, 40 rods, or 10 chains.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| furlong | fur | ≡ 10 chains = 660 ft = 220 yd | = 201.168 m | Imperial/US |
| furlong | light-hours | furlong | light-hours |
|---|---|---|---|
| 1 | = 1.8639561639673E-10 | 4 | = 7.4558246558691E-10 |
| 1.5 | = 2.7959342459509E-10 | 4.5 | = 8.3878027378527E-10 |
| 2 | = 3.7279123279345E-10 | 5 | = 9.3197808198364E-10 |
| 2.5 | = 4.6598904099182E-10 | 5.5 | = 1.025175890182E-9 |
| 3 | = 5.5918684919018E-10 | 6 | = 1.1183736983804E-9 |
| light-hours | furlong |
|---|---|
| 1 | = 5,364,933,035.0752 |
| 1.8639561639673 × 10-10 | = 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 …) |