| 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 |
| decameter | 107 925 284 880 dam | 215 850 569 760 dam | 323 775 854 640 dam | 431 701 139 520 dam | 539 626 424 400 dam | 647 551 709 280 dam | 755 476 994 160 dam | 863 402 279 040 dam | 971 327 563 920 dam | 1 079 252 848 800 dam | 1 187 178 133 680 dam | 1 295 103 418 560 dam | 1 403 028 703 440 dam | 1 510 953 988 320 dam | 1 618 879 273 200 dam | 1 726 804 558 080 dam | 1 834 729 842 960 dam | 1 942 655 127 840 dam | 2 050 580 412 720 dam | 2 158 505 697 600 dam | 2 266 430 982 480 dam | 2 374 356 267 360 dam | 2 482 281 552 240 dam | 2 590 206 837 120 dam | 2 698 132 122 000 dam | 2 806 057 406 880 dam | 2 913 982 691 760 dam | 3 021 907 976 640 dam | 3 129 833 261 520 dam | 3 237 758 546 400 dam | 3 345 683 831 280 dam | 3 453 609 116 160 dam | 3 561 534 401 040 dam | 3 669 459 685 920 dam | 3 777 384 970 800 dam | 3 885 310 255 680 dam | 3 993 235 540 560 dam | 4 101 160 825 440 dam | 4 209 086 110 320 dam | 4 317 011 395 200 dam | 4 424 936 680 080 dam | 4 532 861 964 960 dam | 4 640 787 249 840 dam | 4 748 712 534 720 dam | 4 856 637 819 600 dam | 4 964 563 104 480 dam | 5 072 488 389 360 dam | 5 180 413 674 240 dam | 5 288 338 959 120 dam | 5 396 264 244 000 dam | 5 504 189 528 880 dam | 5 612 114 813 760 dam | 5 720 040 098 640 dam | 5 827 965 383 520 dam | 5 935 890 668 400 dam | 6 043 815 953 280 dam | 6 151 741 238 160 dam | 6 259 666 523 040 dam | 6 367 591 807 920 dam | 6 475 517 092 800 dam | 6 583 442 377 680 dam | 6 691 367 662 560 dam | 6 799 292 947 440 dam | 6 907 218 232 320 dam | 7 015 143 517 200 dam | 7 123 068 802 080 dam | 7 230 994 086 960 dam | 7 338 919 371 840 dam | 7 446 844 656 720 dam | 7 554 769 941 600 dam | 7 662 695 226 480 dam | 7 770 620 511 360 dam | 7 878 545 796 240 dam | 7 986 471 081 120 dam | 8 094 396 366 000 dam | 8 202 321 650 880 dam | 8 310 246 935 760 dam | 8 418 172 220 640 dam | 8 526 097 505 520 dam | 8 634 022 790 400 dam | 8 741 948 075 280 dam | 8 849 873 360 160 dam | 8 957 798 645 040 dam | 9 065 723 929 920 dam | 9 173 649 214 800 dam | 9 281 574 499 680 dam | 9 389 499 784 560 dam | 9 497 425 069 440 dam | 9 605 350 354 320 dam | 9 713 275 639 200 dam | 9 821 200 924 080 dam | 9 929 126 208 960 dam | 10 037 051 493 840 dam | 10 144 976 778 720 dam | 10 252 902 063 600 dam | 10 360 827 348 480 dam | 10 468 752 633 360 dam | 10 576 677 918 240 dam | 10 684 603 203 120 dam | 10 792 528 488 000 dam |
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 | decameters | light-hours | decameters |
|---|---|---|---|
| 1 | ≡ 107925284880 | 4 | ≡ 431701139520 |
| 1.5 | ≡ 161887927320 | 4.5 | ≡ 485663781960 |
| 2 | ≡ 215850569760 | 5 | ≡ 539626424400 |
| 2.5 | ≡ 269813212200 | 5.5 | ≡ 593589066840 |
| 3 | ≡ 323775854640 | 6 | ≡ 647551709280 |
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-hours | decameters | light-hours |
|---|---|---|---|
| 1 | ≡ 9.2656693110598E-12 | 4 | ≡ 3.7062677244239E-11 |
| 1.5 | ≡ 1.389850396659E-11 | 4.5 | ≡ 4.1695511899769E-11 |
| 2 | ≡ 1.853133862212E-11 | 5 | ≡ 4.6328346555299E-11 |
| 2.5 | ≡ 2.3164173277649E-11 | 5.5 | ≡ 5.0961181210829E-11 |
| 3 | ≡ 2.7797007933179E-11 | 6 | ≡ 5.5594015866359E-11 |
| light-hours | decameters |
|---|---|
| 1 | ≡ 107 925 284 880 |
| 9.2656693110598 × 10-12 | ≡ 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 …) |