| foot, metric (short) | 1 smf | 2 smf | 3 smf | 4 smf | 5 smf | 6 smf | 7 smf | 8 smf | 9 smf | 10 smf | 11 smf | 12 smf | 13 smf | 14 smf | 15 smf | 16 smf | 17 smf | 18 smf | 19 smf | 20 smf | 21 smf | 22 smf | 23 smf | 24 smf | 25 smf | 26 smf | 27 smf | 28 smf | 29 smf | 30 smf | 31 smf | 32 smf | 33 smf | 34 smf | 35 smf | 36 smf | 37 smf | 38 smf | 39 smf | 40 smf | 41 smf | 42 smf | 43 smf | 44 smf | 45 smf | 46 smf | 47 smf | 48 smf | 49 smf | 50 smf | 51 smf | 52 smf | 53 smf | 54 smf | 55 smf | 56 smf | 57 smf | 58 smf | 59 smf | 60 smf | 61 smf | 62 smf | 63 smf | 64 smf | 65 smf | 66 smf | 67 smf | 68 smf | 69 smf | 70 smf | 71 smf | 72 smf | 73 smf | 74 smf | 75 smf | 76 smf | 77 smf | 78 smf | 79 smf | 80 smf | 81 smf | 82 smf | 83 smf | 84 smf | 85 smf | 86 smf | 87 smf | 88 smf | 89 smf | 90 smf | 91 smf | 92 smf | 93 smf | 94 smf | 95 smf | 96 smf | 97 smf | 98 smf | 99 smf | 100 smf |
| light-second | 1.0006922855945 × 10-9 light-second | 2.0013845711889 × 10-9 light-second | 3.0020768567834 × 10-9 light-second | 4.0027691423778 × 10-9 light-second | 5.0034614279723 × 10-9 light-second | 6.0041537135667 × 10-9 light-second | 7.0048459991612 × 10-9 light-second | 8.0055382847556 × 10-9 light-second | 9.0062305703501 × 10-9 light-second | 1.0006922855945 × 10-8 light-second | 1.1007615141539 × 10-8 light-second | 1.2008307427133 × 10-8 light-second | 1.3008999712728 × 10-8 light-second | 1.4009691998322 × 10-8 light-second | 1.5010384283917 × 10-8 light-second | 1.6011076569511 × 10-8 light-second | 1.7011768855106 × 10-8 light-second | 1.80124611407 × 10-8 light-second | 1.9013153426295 × 10-8 light-second | 2.0013845711889 × 10-8 light-second | 2.1014537997484 × 10-8 light-second | 2.2015230283078 × 10-8 light-second | 2.3015922568672 × 10-8 light-second | 2.4016614854267 × 10-8 light-second | 2.5017307139861 × 10-8 light-second | 2.6017999425456 × 10-8 light-second | 2.701869171105 × 10-8 light-second | 2.8019383996645 × 10-8 light-second | 2.9020076282239 × 10-8 light-second | 3.0020768567834 × 10-8 light-second | 3.1021460853428 × 10-8 light-second | 3.2022153139023 × 10-8 light-second | 3.3022845424617 × 10-8 light-second | 3.4023537710212 × 10-8 light-second | 3.5024229995806 × 10-8 light-second | 3.60249222814 × 10-8 light-second | 3.7025614566995 × 10-8 light-second | 3.8026306852589 × 10-8 light-second | 3.9026999138184 × 10-8 light-second | 4.0027691423778 × 10-8 light-second | 4.1028383709373 × 10-8 light-second | 4.2029075994967 × 10-8 light-second | 4.3029768280562 × 10-8 light-second | 4.4030460566156 × 10-8 light-second | 4.5031152851751 × 10-8 light-second | 4.6031845137345 × 10-8 light-second | 4.7032537422939 × 10-8 light-second | 4.8033229708534 × 10-8 light-second | 4.9033921994128 × 10-8 light-second | 5.0034614279723 × 10-8 light-second | 5.1035306565317 × 10-8 light-second | 5.2035998850912 × 10-8 light-second | 5.3036691136506 × 10-8 light-second | 5.4037383422101 × 10-8 light-second | 5.5038075707695 × 10-8 light-second | 5.603876799329 × 10-8 light-second | 5.7039460278884 × 10-8 light-second | 5.8040152564478 × 10-8 light-second | 5.9040844850073 × 10-8 light-second | 6.0041537135667 × 10-8 light-second | 6.1042229421262 × 10-8 light-second | 6.2042921706856 × 10-8 light-second | 6.3043613992451 × 10-8 light-second | 6.4044306278045 × 10-8 light-second | 6.504499856364 × 10-8 light-second | 6.6045690849234 × 10-8 light-second | 6.7046383134829 × 10-8 light-second | 6.8047075420423 × 10-8 light-second | 6.9047767706017 × 10-8 light-second | 7.0048459991612 × 10-8 light-second | 7.1049152277206 × 10-8 light-second | 7.2049844562801 × 10-8 light-second | 7.3050536848395 × 10-8 light-second | 7.405122913399 × 10-8 light-second | 7.5051921419584 × 10-8 light-second | 7.6052613705179 × 10-8 light-second | 7.7053305990773 × 10-8 light-second | 7.8053998276368 × 10-8 light-second | 7.9054690561962 × 10-8 light-second | 8.0055382847556 × 10-8 light-second | 8.1056075133151 × 10-8 light-second | 8.2056767418745 × 10-8 light-second | 8.305745970434 × 10-8 light-second | 8.4058151989934 × 10-8 light-second | 8.5058844275529 × 10-8 light-second | 8.6059536561123 × 10-8 light-second | 8.7060228846718 × 10-8 light-second | 8.8060921132312 × 10-8 light-second | 8.9061613417907 × 10-8 light-second | 9.0062305703501 × 10-8 light-second | 9.1062997989096 × 10-8 light-second | 9.206369027469 × 10-8 light-second | 9.3064382560284 × 10-8 light-second | 9.4065074845879 × 10-8 light-second | 9.5065767131473 × 10-8 light-second | 9.6066459417068 × 10-8 light-second | 9.7067151702662 × 10-8 light-second | 9.8067843988257 × 10-8 light-second | 9.9068536273851 × 10-8 light-second | 1.0006922855945 × 10-7 light-second |
≡ 0.30 m
| 1 feet, metric (short) ≡ 1.0006922855945E-9 light-seconds | 4 feet, metric (short) ≡ 4.0027691423778E-9 light-seconds |
| 1.5 feet, metric (short) ≡ 1.5010384283917E-9 light-seconds | 4.5 feet, metric (short) ≡ 4.5031152851751E-9 light-seconds |
| 2 feet, metric (short) ≡ 2.0013845711889E-9 light-seconds | 5 feet, metric (short) ≡ 5.0034614279723E-9 light-seconds |
| 2.5 feet, metric (short) ≡ 2.5017307139861E-9 light-seconds | 5.5 feet, metric (short) ≡ 5.5038075707695E-9 light-seconds |
| 3 feet, metric (short) ≡ 3.0020768567834E-9 light-seconds | 6 feet, metric (short) ≡ 6.0041537135667E-9 light-seconds |
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).
| 1 light-seconds ≡ 999308193.33333 feet, metric (short) | 4 light-seconds ≡ 3997232773.3333 feet, metric (short) |
| 1.5 light-seconds ≡ 1498962290 feet, metric (short) | 4.5 light-seconds ≡ 4496886870 feet, metric (short) |
| 2 light-seconds ≡ 1998616386.6667 feet, metric (short) | 5 light-seconds ≡ 4996540966.6667 feet, metric (short) |
| 2.5 light-seconds ≡ 2498270483.3333 feet, metric (short) | 5.5 light-seconds ≡ 5496195063.3333 feet, metric (short) |
| 3 light-seconds ≡ 2997924580 feet, metric (short) | 6 light-seconds ≡ 5995849160 feet, metric (short) |
| 1 feet, metric (short) ≡ 1.0006922855945 × 10-9 light-seconds |
| 1 light-seconds ≡ 999,308,193.33333 feet, metric (short) |