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2 metre ≡ 0.002 kilometre= 0.00200000 kilometre = 2 × 10-3 kilometre = 2E-3 kilometre = 2e-3 kilometre |
4 metre ≡ 0.004 kilometre= 0.00400000 kilometre = 4 × 10-3 kilometre = 4E-3 kilometre = 4e-3 kilometre |
1 metre ≡ 0.001 kilometre= 0.00100000 kilometre = 1 × 10-3 kilometre = 1E-3 kilometre = 1e-3 kilometre |
| furlong | 1 fur | 2 fur | 3 fur | 4 fur | 5 fur | 6 fur | 7 fur | 8 fur | 9 fur | 10 fur | 11 fur | 12 fur | 13 fur | 14 fur | 15 fur | 16 fur | 17 fur | 18 fur | 19 fur | 20 fur | 21 fur | 22 fur | 23 fur | 24 fur | 25 fur | 26 fur | 27 fur | 28 fur | 29 fur | 30 fur | 31 fur | 32 fur | 33 fur | 34 fur | 35 fur | 36 fur | 37 fur | 38 fur | 39 fur | 40 fur | 41 fur | 42 fur | 43 fur | 44 fur | 45 fur | 46 fur | 47 fur | 48 fur | 49 fur | 50 fur | 51 fur | 52 fur | 53 fur | 54 fur | 55 fur | 56 fur | 57 fur | 58 fur | 59 fur | 60 fur | 61 fur | 62 fur | 63 fur | 64 fur | 65 fur | 66 fur | 67 fur | 68 fur | 69 fur | 70 fur | 71 fur | 72 fur | 73 fur | 74 fur | 75 fur | 76 fur | 77 fur | 78 fur | 79 fur | 80 fur | 81 fur | 82 fur | 83 fur | 84 fur | 85 fur | 86 fur | 87 fur | 88 fur | 89 fur | 90 fur | 91 fur | 92 fur | 93 fur | 94 fur | 95 fur | 96 fur | 97 fur | 98 fur | 99 fur | 100 fur |
| light-second | 6.7102421902822 × 10-7 light-second | 1.3420484380564 × 10-6 light-second | 2.0130726570847 × 10-6 light-second | 2.6840968761129 × 10-6 light-second | 3.3551210951411 × 10-6 light-second | 4.0261453141693 × 10-6 light-second | 4.6971695331975 × 10-6 light-second | 5.3681937522257 × 10-6 light-second | 6.039217971254 × 10-6 light-second | 6.7102421902822 × 10-6 light-second | 7.3812664093104 × 10-6 light-second | 8.0522906283386 × 10-6 light-second | 8.7233148473668 × 10-6 light-second | 9.3943390663951 × 10-6 light-second | 1.0065363285423 × 10-5 light-second | 1.0736387504451 × 10-5 light-second | 1.140741172348 × 10-5 light-second | 1.2078435942508 × 10-5 light-second | 1.2749460161536 × 10-5 light-second | 1.3420484380564 × 10-5 light-second | 1.4091508599593 × 10-5 light-second | 1.4762532818621 × 10-5 light-second | 1.5433557037649 × 10-5 light-second | 1.6104581256677 × 10-5 light-second | 1.6775605475705 × 10-5 light-second | 1.7446629694734 × 10-5 light-second | 1.8117653913762 × 10-5 light-second | 1.878867813279 × 10-5 light-second | 1.9459702351818 × 10-5 light-second | 2.0130726570847 × 10-5 light-second | 2.0801750789875 × 10-5 light-second | 2.1472775008903 × 10-5 light-second | 2.2143799227931 × 10-5 light-second | 2.2814823446959 × 10-5 light-second | 2.3485847665988 × 10-5 light-second | 2.4156871885016 × 10-5 light-second | 2.4827896104044 × 10-5 light-second | 2.5498920323072 × 10-5 light-second | 2.6169944542101 × 10-5 light-second | 2.6840968761129 × 10-5 light-second | 2.7511992980157 × 10-5 light-second | 2.8183017199185 × 10-5 light-second | 2.8854041418213 × 10-5 light-second | 2.9525065637242 × 10-5 light-second | 3.019608985627 × 10-5 light-second | 3.0867114075298 × 10-5 light-second | 3.1538138294326 × 10-5 light-second | 3.2209162513354 × 10-5 light-second | 3.2880186732383 × 10-5 light-second | 3.3551210951411 × 10-5 light-second | 3.4222235170439 × 10-5 light-second | 3.4893259389467 × 10-5 light-second | 3.5564283608496 × 10-5 light-second | 3.6235307827524 × 10-5 light-second | 3.6906332046552 × 10-5 light-second | 3.757735626558 × 10-5 light-second | 3.8248380484608 × 10-5 light-second | 3.8919404703637 × 10-5 light-second | 3.9590428922665 × 10-5 light-second | 4.0261453141693 × 10-5 light-second | 4.0932477360721 × 10-5 light-second | 4.160350157975 × 10-5 light-second | 4.2274525798778 × 10-5 light-second | 4.2945550017806 × 10-5 light-second | 4.3616574236834 × 10-5 light-second | 4.4287598455862 × 10-5 light-second | 4.4958622674891 × 10-5 light-second | 4.5629646893919 × 10-5 light-second | 4.6300671112947 × 10-5 light-second | 4.6971695331975 × 10-5 light-second | 4.7642719551004 × 10-5 light-second | 4.8313743770032 × 10-5 light-second | 4.898476798906 × 10-5 light-second | 4.9655792208088 × 10-5 light-second | 5.0326816427116 × 10-5 light-second | 5.0997840646145 × 10-5 light-second | 5.1668864865173 × 10-5 light-second | 5.2339889084201 × 10-5 light-second | 5.3010913303229 × 10-5 light-second | 5.3681937522257 × 10-5 light-second | 5.4352961741286 × 10-5 light-second | 5.5023985960314 × 10-5 light-second | 5.5695010179342 × 10-5 light-second | 5.636603439837 × 10-5 light-second | 5.7037058617399 × 10-5 light-second | 5.7708082836427 × 10-5 light-second | 5.8379107055455 × 10-5 light-second | 5.9050131274483 × 10-5 light-second | 5.9721155493511 × 10-5 light-second | 6.039217971254 × 10-5 light-second | 6.1063203931568 × 10-5 light-second | 6.1734228150596 × 10-5 light-second | 6.2405252369624 × 10-5 light-second | 6.3076276588653 × 10-5 light-second | 6.3747300807681 × 10-5 light-second | 6.4418325026709 × 10-5 light-second | 6.5089349245737 × 10-5 light-second | 6.5760373464765 × 10-5 light-second | 6.6431397683794 × 10-5 light-second | 6.7102421902822 × 10-5 light-second |
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-seconds | furlong | light-seconds |
|---|---|---|---|
| 1 | = 6.7102421902822E-7 | 4 | = 2.6840968761129E-6 |
| 1.5 | = 1.0065363285423E-6 | 4.5 | = 3.019608985627E-6 |
| 2 | = 1.3420484380564E-6 | 5 | = 3.3551210951411E-6 |
| 2.5 | = 1.6775605475705E-6 | 5.5 | = 3.6906332046552E-6 |
| 3 | = 2.0130726570847E-6 | 6 | = 4.0261453141693E-6 |
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 | furlong | light-seconds | furlong |
|---|---|---|---|
| 1 | = 1490259.1764098 | 4 | = 5961036.7056391 |
| 1.5 | = 2235388.7646147 | 4.5 | = 6706166.293844 |
| 2 | = 2980518.3528195 | 5 | = 7451295.8820488 |
| 2.5 | = 3725647.9410244 | 5.5 | = 8196425.4702537 |
| 3 | = 4470777.5292293 | 6 | = 8941555.0584586 |
| furlong | light-seconds |
|---|---|
| 1 | = 6.7102421902822 × 10-7 |
| 1,490,259.1764098 | = 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 …) |