| light-day | 1 ly | 2 ly | 3 ly | 4 ly | 5 ly | 6 ly | 7 ly | 8 ly | 9 ly | 10 ly | 11 ly | 12 ly | 13 ly | 14 ly | 15 ly | 16 ly | 17 ly | 18 ly | 19 ly | 20 ly | 21 ly | 22 ly | 23 ly | 24 ly | 25 ly | 26 ly | 27 ly | 28 ly | 29 ly | 30 ly | 31 ly | 32 ly | 33 ly | 34 ly | 35 ly | 36 ly | 37 ly | 38 ly | 39 ly | 40 ly | 41 ly | 42 ly | 43 ly | 44 ly | 45 ly | 46 ly | 47 ly | 48 ly | 49 ly | 50 ly | 51 ly | 52 ly | 53 ly | 54 ly | 55 ly | 56 ly | 57 ly | 58 ly | 59 ly | 60 ly | 61 ly | 62 ly | 63 ly | 64 ly | 65 ly | 66 ly | 67 ly | 68 ly | 69 ly | 70 ly | 71 ly | 72 ly | 73 ly | 74 ly | 75 ly | 76 ly | 77 ly | 78 ly | 79 ly | 80 ly | 81 ly | 82 ly | 83 ly | 84 ly | 85 ly | 86 ly | 87 ly | 88 ly | 89 ly | 90 ly | 91 ly | 92 ly | 93 ly | 94 ly | 95 ly | 96 ly | 97 ly | 98 ly | 99 ly | 100 ly |
| decameter | 2 590 206 837 120 dam | 5 180 413 674 240 dam | 7 770 620 511 360 dam | 10 360 827 348 480 dam | 12 951 034 185 600 dam | 15 541 241 022 720 dam | 18 131 447 859 840 dam | 20 721 654 696 960 dam | 23 311 861 534 080 dam | 25 902 068 371 200 dam | 28 492 275 208 320 dam | 31 082 482 045 440 dam | 33 672 688 882 560 dam | 36 262 895 719 680 dam | 38 853 102 556 800 dam | 41 443 309 393 920 dam | 44 033 516 231 040 dam | 46 623 723 068 160 dam | 49 213 929 905 280 dam | 51 804 136 742 400 dam | 54 394 343 579 520 dam | 56 984 550 416 640 dam | 59 574 757 253 760 dam | 62 164 964 090 880 dam | 64 755 170 928 000 dam | 67 345 377 765 120 dam | 69 935 584 602 240 dam | 72 525 791 439 360 dam | 75 115 998 276 480 dam | 77 706 205 113 600 dam | 80 296 411 950 720 dam | 82 886 618 787 840 dam | 85 476 825 624 960 dam | 88 067 032 462 080 dam | 90 657 239 299 200 dam | 93 247 446 136 320 dam | 95 837 652 973 440 dam | 98 427 859 810 560 dam | 1.0101806664768 × 1014 dam | 1.036082734848 × 1014 dam | 1.0619848032192 × 1014 dam | 1.0878868715904 × 1014 dam | 1.1137889399616 × 1014 dam | 1.1396910083328 × 1014 dam | 1.165593076704 × 1014 dam | 1.1914951450752 × 1014 dam | 1.2173972134464 × 1014 dam | 1.2432992818176 × 1014 dam | 1.2692013501888 × 1014 dam | 1.29510341856 × 1014 dam | 1.3210054869312 × 1014 dam | 1.3469075553024 × 1014 dam | 1.3728096236736 × 1014 dam | 1.3987116920448 × 1014 dam | 1.424613760416 × 1014 dam | 1.4505158287872 × 1014 dam | 1.4764178971584 × 1014 dam | 1.5023199655296 × 1014 dam | 1.5282220339008 × 1014 dam | 1.554124102272 × 1014 dam | 1.5800261706432 × 1014 dam | 1.6059282390144 × 1014 dam | 1.6318303073856 × 1014 dam | 1.6577323757568 × 1014 dam | 1.683634444128 × 1014 dam | 1.7095365124992 × 1014 dam | 1.7354385808704 × 1014 dam | 1.7613406492416 × 1014 dam | 1.7872427176128 × 1014 dam | 1.813144785984 × 1014 dam | 1.8390468543552 × 1014 dam | 1.8649489227264 × 1014 dam | 1.8908509910976 × 1014 dam | 1.9167530594688 × 1014 dam | 1.94265512784 × 1014 dam | 1.9685571962112 × 1014 dam | 1.9944592645824 × 1014 dam | 2.0203613329536 × 1014 dam | 2.0462634013248 × 1014 dam | 2.072165469696 × 1014 dam | 2.0980675380672 × 1014 dam | 2.1239696064384 × 1014 dam | 2.1498716748096 × 1014 dam | 2.1757737431808 × 1014 dam | 2.201675811552 × 1014 dam | 2.2275778799232 × 1014 dam | 2.2534799482944 × 1014 dam | 2.2793820166656 × 1014 dam | 2.3052840850368 × 1014 dam | 2.331186153408 × 1014 dam | 2.3570882217792 × 1014 dam | 2.3829902901504 × 1014 dam | 2.4088923585216 × 1014 dam | 2.4347944268928 × 1014 dam | 2.460696495264 × 1014 dam | 2.4865985636352 × 1014 dam | 2.5125006320064 × 1014 dam | 2.5384027003776 × 1014 dam | 2.5643047687488 × 1014 dam | 2.59020683712 × 1014 dam |
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.
| 1 light-days ≡ 2590206837120 decameters | 4 light-days ≡ 10360827348480 decameters |
| 1.5 light-days ≡ 3885310255680 decameters | 4.5 light-days ≡ 11655930767040 decameters |
| 2 light-days ≡ 5180413674240 decameters | 5 light-days ≡ 12951034185600 decameters |
| 2.5 light-days ≡ 6475517092800 decameters | 5.5 light-days ≡ 14246137604160 decameters |
| 3 light-days ≡ 7770620511360 decameters | 6 light-days ≡ 15541241022720 decameters |
Dekameter or decameter is a common metric unit of distance. It is equal to 10 meters or 32.8084 feet. Plural name is dekameters.
| 1 decameters ≡ 3.8606955462749E-13 light-days | 4 decameters ≡ 1.54427821851E-12 light-days |
| 1.5 decameters ≡ 5.7910433194124E-13 light-days | 4.5 decameters ≡ 1.7373129958237E-12 light-days |
| 2 decameters ≡ 7.7213910925498E-13 light-days | 5 decameters ≡ 1.9303477731375E-12 light-days |
| 2.5 decameters ≡ 9.6517388656873E-13 light-days | 5.5 decameters ≡ 2.1233825504512E-12 light-days |
| 3 decameters ≡ 1.1582086638825E-12 light-days | 6 decameters ≡ 2.3164173277649E-12 light-days |
| 1 light-days ≡ 2 590 206 837 120 decameters |
| 1 decameters ≡ 3.8606955462749 × 10-13 light-days |