foot, metric (long) | 1 lmf | 2 lmf | 3 lmf | 4 lmf | 5 lmf | 6 lmf | 7 lmf | 8 lmf | 9 lmf | 10 lmf | 11 lmf | 12 lmf | 13 lmf | 14 lmf | 15 lmf | 16 lmf | 17 lmf | 18 lmf | 19 lmf | 20 lmf | 21 lmf | 22 lmf | 23 lmf | 24 lmf | 25 lmf | 26 lmf | 27 lmf | 28 lmf | 29 lmf | 30 lmf | 31 lmf | 32 lmf | 33 lmf | 34 lmf | 35 lmf | 36 lmf | 37 lmf | 38 lmf | 39 lmf | 40 lmf | 41 lmf | 42 lmf | 43 lmf | 44 lmf | 45 lmf | 46 lmf | 47 lmf | 48 lmf | 49 lmf | 50 lmf | 51 lmf | 52 lmf | 53 lmf | 54 lmf | 55 lmf | 56 lmf | 57 lmf | 58 lmf | 59 lmf | 60 lmf | 61 lmf | 62 lmf | 63 lmf | 64 lmf | 65 lmf | 66 lmf | 67 lmf | 68 lmf | 69 lmf | 70 lmf | 71 lmf | 72 lmf | 73 lmf | 74 lmf | 75 lmf | 76 lmf | 77 lmf | 78 lmf | 79 lmf | 80 lmf | 81 lmf | 82 lmf | 83 lmf | 84 lmf | 85 lmf | 86 lmf | 87 lmf | 88 lmf | 89 lmf | 90 lmf | 91 lmf | 92 lmf | 93 lmf | 94 lmf | 95 lmf | 96 lmf | 97 lmf | 98 lmf | 99 lmf | 100 lmf |
earth radius | 5.2320410192016 × 10-8R⊕ | 1.0464082038403 × 10-7R⊕ | 1.5696123057605 × 10-7R⊕ | 2.0928164076806 × 10-7R⊕ | 2.6160205096008 × 10-7R⊕ | 3.139224611521 × 10-7R⊕ | 3.6624287134411 × 10-7R⊕ | 4.1856328153613 × 10-7R⊕ | 4.7088369172814 × 10-7R⊕ | 5.2320410192016 × 10-7R⊕ | 5.7552451211217 × 10-7R⊕ | 6.2784492230419 × 10-7R⊕ | 6.8016533249621 × 10-7R⊕ | 7.3248574268822 × 10-7R⊕ | 7.8480615288024 × 10-7R⊕ | 8.3712656307225 × 10-7R⊕ | 8.8944697326427 × 10-7R⊕ | 9.4176738345629 × 10-7R⊕ | 9.940877936483 × 10-7R⊕ | 1.0464082038403 × 10-6R⊕ | 1.0987286140323 × 10-6R⊕ | 1.1510490242243 × 10-6R⊕ | 1.2033694344164 × 10-6R⊕ | 1.2556898446084 × 10-6R⊕ | 1.3080102548004 × 10-6R⊕ | 1.3603306649924 × 10-6R⊕ | 1.4126510751844 × 10-6R⊕ | 1.4649714853764 × 10-6R⊕ | 1.5172918955685 × 10-6R⊕ | 1.5696123057605 × 10-6R⊕ | 1.6219327159525 × 10-6R⊕ | 1.6742531261445 × 10-6R⊕ | 1.7265735363365 × 10-6R⊕ | 1.7788939465285 × 10-6R⊕ | 1.8312143567206 × 10-6R⊕ | 1.8835347669126 × 10-6R⊕ | 1.9358551771046 × 10-6R⊕ | 1.9881755872966 × 10-6R⊕ | 2.0404959974886 × 10-6R⊕ | 2.0928164076806 × 10-6R⊕ | 2.1451368178727 × 10-6R⊕ | 2.1974572280647 × 10-6R⊕ | 2.2497776382567 × 10-6R⊕ | 2.3020980484487 × 10-6R⊕ | 2.3544184586407 × 10-6R⊕ | 2.4067388688327 × 10-6R⊕ | 2.4590592790247 × 10-6R⊕ | 2.5113796892168 × 10-6R⊕ | 2.5637000994088 × 10-6R⊕ | 2.6160205096008 × 10-6R⊕ | 2.6683409197928 × 10-6R⊕ | 2.7206613299848 × 10-6R⊕ | 2.7729817401768 × 10-6R⊕ | 2.8253021503689 × 10-6R⊕ | 2.8776225605609 × 10-6R⊕ | 2.9299429707529 × 10-6R⊕ | 2.9822633809449 × 10-6R⊕ | 3.0345837911369 × 10-6R⊕ | 3.0869042013289 × 10-6R⊕ | 3.139224611521 × 10-6R⊕ | 3.191545021713 × 10-6R⊕ | 3.243865431905 × 10-6R⊕ | 3.296185842097 × 10-6R⊕ | 3.348506252289 × 10-6R⊕ | 3.400826662481 × 10-6R⊕ | 3.453147072673 × 10-6R⊕ | 3.5054674828651 × 10-6R⊕ | 3.5577878930571 × 10-6R⊕ | 3.6101083032491 × 10-6R⊕ | 3.6624287134411 × 10-6R⊕ | 3.7147491236331 × 10-6R⊕ | 3.7670695338251 × 10-6R⊕ | 3.8193899440172 × 10-6R⊕ | 3.8717103542092 × 10-6R⊕ | 3.9240307644012 × 10-6R⊕ | 3.9763511745932 × 10-6R⊕ | 4.0286715847852 × 10-6R⊕ | 4.0809919949772 × 10-6R⊕ | 4.1333124051693 × 10-6R⊕ | 4.1856328153613 × 10-6R⊕ | 4.2379532255533 × 10-6R⊕ | 4.2902736357453 × 10-6R⊕ | 4.3425940459373 × 10-6R⊕ | 4.3949144561293 × 10-6R⊕ | 4.4472348663214 × 10-6R⊕ | 4.4995552765134 × 10-6R⊕ | 4.5518756867054 × 10-6R⊕ | 4.6041960968974 × 10-6R⊕ | 4.6565165070894 × 10-6R⊕ | 4.7088369172814 × 10-6R⊕ | 4.7611573274734 × 10-6R⊕ | 4.8134777376655 × 10-6R⊕ | 4.8657981478575 × 10-6R⊕ | 4.9181185580495 × 10-6R⊕ | 4.9704389682415 × 10-6R⊕ | 5.0227593784335 × 10-6R⊕ | 5.0750797886255 × 10-6R⊕ | 5.1274001988176 × 10-6R⊕ | 5.1797206090096 × 10-6R⊕ | 5.2320410192016 × 10-6R⊕ |
A foot, metric (long) is the unit of length.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
foot, metric (long) | lmf | ≡ 1⁄3 m | ≈ 0.3 m | Metric system SI |
feet, metric (long) | earth radius | feet, metric (long) | earth radius |
---|---|---|---|
1 | ≈ 5.2320410192016E-8 | 4 | ≈ 2.0928164076806E-7 |
1.5 | ≈ 7.8480615288024E-8 | 4.5 | ≈ 2.3544184586407E-7 |
2 | ≈ 1.0464082038403E-7 | 5 | ≈ 2.6160205096008E-7 |
2.5 | ≈ 1.3080102548004E-7 | 5.5 | ≈ 2.8776225605609E-7 |
3 | ≈ 1.5696123057605E-7 | 6 | ≈ 3.139224611521E-7 |
Earth radius is the distance from Earth's center to its surface, about 6,371 km (3,959 mi). This length is also used as a unit of distance, especially in astronomy and geology, where it is usually denoted by R⊕.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
earth radius | R⊕ | ≈ 6,371 km | ≈ 6,371 km | Science - Astronomy (Length) |
earth radius | feet, metric (long) | earth radius | feet, metric (long) |
---|---|---|---|
1 | ≈ 19113000 | 4 | ≈ 76452000 |
1.5 | ≈ 28669500 | 4.5 | ≈ 86008500 |
2 | ≈ 38226000 | 5 | ≈ 95565000 |
2.5 | ≈ 47782500 | 5.5 | ≈ 105121500 |
3 | ≈ 57339000 | 6 | ≈ 114678000 |
feet, metric (long) | earth radius |
---|---|
1 | ≈ 5.2320410192016 × 10-8 |
19 113 000 | ≈ 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 …) |