| french; charriere | 1 F | 2 F | 3 F | 4 F | 5 F | 6 F | 7 F | 8 F | 9 F | 10 F | 11 F | 12 F | 13 F | 14 F | 15 F | 16 F | 17 F | 18 F | 19 F | 20 F | 21 F | 22 F | 23 F | 24 F | 25 F | 26 F | 27 F | 28 F | 29 F | 30 F | 31 F | 32 F | 33 F | 34 F | 35 F | 36 F | 37 F | 38 F | 39 F | 40 F | 41 F | 42 F | 43 F | 44 F | 45 F | 46 F | 47 F | 48 F | 49 F | 50 F | 51 F | 52 F | 53 F | 54 F | 55 F | 56 F | 57 F | 58 F | 59 F | 60 F | 61 F | 62 F | 63 F | 64 F | 65 F | 66 F | 67 F | 68 F | 69 F | 70 F | 71 F | 72 F | 73 F | 74 F | 75 F | 76 F | 77 F | 78 F | 79 F | 80 F | 81 F | 82 F | 83 F | 84 F | 85 F | 86 F | 87 F | 88 F | 89 F | 90 F | 91 F | 92 F | 93 F | 94 F | 95 F | 96 F | 97 F | 98 F | 99 F | 100 F |
| earth radius | 5.2320410192016 × 10-11R⊕ | 1.0464082038403 × 10-10R⊕ | 1.5696123057605 × 10-10R⊕ | 2.0928164076806 × 10-10R⊕ | 2.6160205096008 × 10-10R⊕ | 3.139224611521 × 10-10R⊕ | 3.6624287134411 × 10-10R⊕ | 4.1856328153613 × 10-10R⊕ | 4.7088369172814 × 10-10R⊕ | 5.2320410192016 × 10-10R⊕ | 5.7552451211217 × 10-10R⊕ | 6.2784492230419 × 10-10R⊕ | 6.8016533249621 × 10-10R⊕ | 7.3248574268822 × 10-10R⊕ | 7.8480615288024 × 10-10R⊕ | 8.3712656307225 × 10-10R⊕ | 8.8944697326427 × 10-10R⊕ | 9.4176738345629 × 10-10R⊕ | 9.940877936483 × 10-10R⊕ | 1.0464082038403 × 10-9R⊕ | 1.0987286140323 × 10-9R⊕ | 1.1510490242243 × 10-9R⊕ | 1.2033694344164 × 10-9R⊕ | 1.2556898446084 × 10-9R⊕ | 1.3080102548004 × 10-9R⊕ | 1.3603306649924 × 10-9R⊕ | 1.4126510751844 × 10-9R⊕ | 1.4649714853764 × 10-9R⊕ | 1.5172918955685 × 10-9R⊕ | 1.5696123057605 × 10-9R⊕ | 1.6219327159525 × 10-9R⊕ | 1.6742531261445 × 10-9R⊕ | 1.7265735363365 × 10-9R⊕ | 1.7788939465285 × 10-9R⊕ | 1.8312143567206 × 10-9R⊕ | 1.8835347669126 × 10-9R⊕ | 1.9358551771046 × 10-9R⊕ | 1.9881755872966 × 10-9R⊕ | 2.0404959974886 × 10-9R⊕ | 2.0928164076806 × 10-9R⊕ | 2.1451368178727 × 10-9R⊕ | 2.1974572280647 × 10-9R⊕ | 2.2497776382567 × 10-9R⊕ | 2.3020980484487 × 10-9R⊕ | 2.3544184586407 × 10-9R⊕ | 2.4067388688327 × 10-9R⊕ | 2.4590592790247 × 10-9R⊕ | 2.5113796892168 × 10-9R⊕ | 2.5637000994088 × 10-9R⊕ | 2.6160205096008 × 10-9R⊕ | 2.6683409197928 × 10-9R⊕ | 2.7206613299848 × 10-9R⊕ | 2.7729817401768 × 10-9R⊕ | 2.8253021503689 × 10-9R⊕ | 2.8776225605609 × 10-9R⊕ | 2.9299429707529 × 10-9R⊕ | 2.9822633809449 × 10-9R⊕ | 3.0345837911369 × 10-9R⊕ | 3.0869042013289 × 10-9R⊕ | 3.139224611521 × 10-9R⊕ | 3.191545021713 × 10-9R⊕ | 3.243865431905 × 10-9R⊕ | 3.296185842097 × 10-9R⊕ | 3.348506252289 × 10-9R⊕ | 3.400826662481 × 10-9R⊕ | 3.453147072673 × 10-9R⊕ | 3.5054674828651 × 10-9R⊕ | 3.5577878930571 × 10-9R⊕ | 3.6101083032491 × 10-9R⊕ | 3.6624287134411 × 10-9R⊕ | 3.7147491236331 × 10-9R⊕ | 3.7670695338251 × 10-9R⊕ | 3.8193899440172 × 10-9R⊕ | 3.8717103542092 × 10-9R⊕ | 3.9240307644012 × 10-9R⊕ | 3.9763511745932 × 10-9R⊕ | 4.0286715847852 × 10-9R⊕ | 4.0809919949772 × 10-9R⊕ | 4.1333124051693 × 10-9R⊕ | 4.1856328153613 × 10-9R⊕ | 4.2379532255533 × 10-9R⊕ | 4.2902736357453 × 10-9R⊕ | 4.3425940459373 × 10-9R⊕ | 4.3949144561293 × 10-9R⊕ | 4.4472348663214 × 10-9R⊕ | 4.4995552765134 × 10-9R⊕ | 4.5518756867054 × 10-9R⊕ | 4.6041960968974 × 10-9R⊕ | 4.6565165070894 × 10-9R⊕ | 4.7088369172814 × 10-9R⊕ | 4.7611573274734 × 10-9R⊕ | 4.8134777376655 × 10-9R⊕ | 4.8657981478575 × 10-9R⊕ | 4.9181185580495 × 10-9R⊕ | 4.9704389682415 × 10-9R⊕ | 5.0227593784335 × 10-9R⊕ | 5.0750797886255 × 10-9R⊕ | 5.1274001988176 × 10-9R⊕ | 5.1797206090096 × 10-9R⊕ | 5.2320410192016 × 10-9R⊕ |
The French scale or French gauge system is commonly used to measure the size of a catheter. It is most often abbreviated as Fr, but can often be seen abbreviated as Fg, Ga, FR or F. It may also be abbreviated as CH or Ch (for Charrière, its inventor).
| 1 french; charriere ≈ 5.2320410192016E-11 earth radius | 4 french; charriere ≈ 2.0928164076806E-10 earth radius |
| 1.5 french; charriere ≈ 7.8480615288024E-11 earth radius | 4.5 french; charriere ≈ 2.3544184586407E-10 earth radius |
| 2 french; charriere ≈ 1.0464082038403E-10 earth radius | 5 french; charriere ≈ 2.6160205096008E-10 earth radius |
| 2.5 french; charriere ≈ 1.3080102548004E-10 earth radius | 5.5 french; charriere ≈ 2.8776225605609E-10 earth radius |
| 3 french; charriere ≈ 1.5696123057605E-10 earth radius | 6 french; charriere ≈ 3.139224611521E-10 earth radius |
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⊕.
| 1 earth radius ≈ 19113000000 french; charriere | 4 earth radius ≈ 76452000000 french; charriere |
| 1.5 earth radius ≈ 28669500000 french; charriere | 4.5 earth radius ≈ 86008500000 french; charriere |
| 2 earth radius ≈ 38226000000 french; charriere | 5 earth radius ≈ 95565000000 french; charriere |
| 2.5 earth radius ≈ 47782500000 french; charriere | 5.5 earth radius ≈ 105121500000 french; charriere |
| 3 earth radius ≈ 57339000000 french; charriere | 6 earth radius ≈ 114678000000 french; charriere |
| 1 french; charriere ≈ 5.2320410192016 × 10-11 earth radius |
| 1 earth radius ≈ 19 113 000 000 french; charriere |