light-second | 1 light-second | 2 light-second | 3 light-second | 4 light-second | 5 light-second | 6 light-second | 7 light-second | 8 light-second | 9 light-second | 10 light-second | 11 light-second | 12 light-second | 13 light-second | 14 light-second | 15 light-second | 16 light-second | 17 light-second | 18 light-second | 19 light-second | 20 light-second | 21 light-second | 22 light-second | 23 light-second | 24 light-second | 25 light-second | 26 light-second | 27 light-second | 28 light-second | 29 light-second | 30 light-second | 31 light-second | 32 light-second | 33 light-second | 34 light-second | 35 light-second | 36 light-second | 37 light-second | 38 light-second | 39 light-second | 40 light-second | 41 light-second | 42 light-second | 43 light-second | 44 light-second | 45 light-second | 46 light-second | 47 light-second | 48 light-second | 49 light-second | 50 light-second | 51 light-second | 52 light-second | 53 light-second | 54 light-second | 55 light-second | 56 light-second | 57 light-second | 58 light-second | 59 light-second | 60 light-second | 61 light-second | 62 light-second | 63 light-second | 64 light-second | 65 light-second | 66 light-second | 67 light-second | 68 light-second | 69 light-second | 70 light-second | 71 light-second | 72 light-second | 73 light-second | 74 light-second | 75 light-second | 76 light-second | 77 light-second | 78 light-second | 79 light-second | 80 light-second | 81 light-second | 82 light-second | 83 light-second | 84 light-second | 85 light-second | 86 light-second | 87 light-second | 88 light-second | 89 light-second | 90 light-second | 91 light-second | 92 light-second | 93 light-second | 94 light-second | 95 light-second | 96 light-second | 97 light-second | 98 light-second | 99 light-second | 100 light-second |
decameter | 29,979,245.8 dam | 59,958,491.6 dam | 89,937,737.4 dam | 119,916,983.2 dam | 149 896 229 dam | 179,875,474.8 dam | 209,854,720.6 dam | 239,833,966.4 dam | 269,813,212.2 dam | 299 792 458 dam | 329,771,703.8 dam | 359,750,949.6 dam | 389,730,195.4 dam | 419,709,441.2 dam | 449 688 687 dam | 479,667,932.8 dam | 509,647,178.6 dam | 539,626,424.4 dam | 569,605,670.2 dam | 599 584 916 dam | 629,564,161.8 dam | 659,543,407.6 dam | 689,522,653.4 dam | 719,501,899.2 dam | 749 481 145 dam | 779,460,390.8 dam | 809,439,636.6 dam | 839,418,882.4 dam | 869,398,128.2 dam | 899 377 374 dam | 929,356,619.8 dam | 959,335,865.6 dam | 989,315,111.4 dam | 1,019,294,357.2 dam | 1 049 273 603 dam | 1,079,252,848.8 dam | 1,109,232,094.6 dam | 1,139,211,340.4 dam | 1,169,190,586.2 dam | 1 199 169 832 dam | 1,229,149,077.8 dam | 1,259,128,323.6 dam | 1,289,107,569.4 dam | 1,319,086,815.2 dam | 1 349 066 061 dam | 1,379,045,306.8 dam | 1,409,024,552.6 dam | 1,439,003,798.4 dam | 1,468,983,044.2 dam | 1 498 962 290 dam | 1,528,941,535.8 dam | 1,558,920,781.6 dam | 1,588,900,027.4 dam | 1,618,879,273.2 dam | 1 648 858 519 dam | 1,678,837,764.8 dam | 1,708,817,010.6 dam | 1,738,796,256.4 dam | 1,768,775,502.2 dam | 1 798 754 748 dam | 1,828,733,993.8 dam | 1,858,713,239.6 dam | 1,888,692,485.4 dam | 1,918,671,731.2 dam | 1 948 650 977 dam | 1,978,630,222.8 dam | 2,008,609,468.6 dam | 2,038,588,714.4 dam | 2,068,567,960.2 dam | 2 098 547 206 dam | 2,128,526,451.8 dam | 2,158,505,697.6 dam | 2,188,484,943.4 dam | 2,218,464,189.2 dam | 2 248 443 435 dam | 2,278,422,680.8 dam | 2,308,401,926.6 dam | 2,338,381,172.4 dam | 2,368,360,418.2 dam | 2 398 339 664 dam | 2,428,318,909.8 dam | 2,458,298,155.6 dam | 2,488,277,401.4 dam | 2,518,256,647.2 dam | 2 548 235 893 dam | 2,578,215,138.8 dam | 2,608,194,384.6 dam | 2,638,173,630.4 dam | 2,668,152,876.2 dam | 2 698 132 122 dam | 2,728,111,367.8 dam | 2,758,090,613.6 dam | 2,788,069,859.4 dam | 2,818,049,105.2 dam | 2 848 028 351 dam | 2,878,007,596.8 dam | 2,907,986,842.6 dam | 2,937,966,088.4 dam | 2,967,945,334.2 dam | 2 997 924 580 dam |
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 | decameters | light-seconds | decameters |
---|---|---|---|
1 | ≡ 29979245.8 | 4 | ≡ 119916983.2 |
1.5 | ≡ 44968868.7 | 4.5 | ≡ 134906606.1 |
2 | ≡ 59958491.6 | 5 | ≡ 149896229 |
2.5 | ≡ 74948114.5 | 5.5 | ≡ 164885851.9 |
3 | ≡ 89937737.4 | 6 | ≡ 179875474.8 |
Dekameter or decameter is a common metric unit of distance. It is equal to 10 meters or 32.8084 feet. Plural name is dekameters.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
decameter | dam | ≡ 1×10 m | ≡ 1×10 m | Metric system SI |
decameters | light-seconds | decameters | light-seconds |
---|---|---|---|
1 | ≡ 3.3356409519815E-8 | 4 | ≡ 1.3342563807926E-7 |
1.5 | ≡ 5.0034614279723E-8 | 4.5 | ≡ 1.5010384283917E-7 |
2 | ≡ 6.671281903963E-8 | 5 | ≡ 1.6678204759908E-7 |
2.5 | ≡ 8.3391023799538E-8 | 5.5 | ≡ 1.8346025235898E-7 |
3 | ≡ 1.0006922855945E-7 | 6 | ≡ 2.0013845711889E-7 |
light-seconds | decameters |
---|---|
1 | ≡ 29,979,245.8 |
3.3356409519815 × 10-8 | ≡ 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 …) |