| earth radius | 1 R⊕ | 2 R⊕ | 3 R⊕ | 4 R⊕ | 5 R⊕ | 6 R⊕ | 7 R⊕ | 8 R⊕ | 9 R⊕ | 10 R⊕ | 11 R⊕ | 12 R⊕ | 13 R⊕ | 14 R⊕ | 15 R⊕ | 16 R⊕ | 17 R⊕ | 18 R⊕ | 19 R⊕ | 20 R⊕ | 21 R⊕ | 22 R⊕ | 23 R⊕ | 24 R⊕ | 25 R⊕ | 26 R⊕ | 27 R⊕ | 28 R⊕ | 29 R⊕ | 30 R⊕ | 31 R⊕ | 32 R⊕ | 33 R⊕ | 34 R⊕ | 35 R⊕ | 36 R⊕ | 37 R⊕ | 38 R⊕ | 39 R⊕ | 40 R⊕ | 41 R⊕ | 42 R⊕ | 43 R⊕ | 44 R⊕ | 45 R⊕ | 46 R⊕ | 47 R⊕ | 48 R⊕ | 49 R⊕ | 50 R⊕ | 51 R⊕ | 52 R⊕ | 53 R⊕ | 54 R⊕ | 55 R⊕ | 56 R⊕ | 57 R⊕ | 58 R⊕ | 59 R⊕ | 60 R⊕ | 61 R⊕ | 62 R⊕ | 63 R⊕ | 64 R⊕ | 65 R⊕ | 66 R⊕ | 67 R⊕ | 68 R⊕ | 69 R⊕ | 70 R⊕ | 71 R⊕ | 72 R⊕ | 73 R⊕ | 74 R⊕ | 75 R⊕ | 76 R⊕ | 77 R⊕ | 78 R⊕ | 79 R⊕ | 80 R⊕ | 81 R⊕ | 82 R⊕ | 83 R⊕ | 84 R⊕ | 85 R⊕ | 86 R⊕ | 87 R⊕ | 88 R⊕ | 89 R⊕ | 90 R⊕ | 91 R⊕ | 92 R⊕ | 93 R⊕ | 94 R⊕ | 95 R⊕ | 96 R⊕ | 97 R⊕ | 98 R⊕ | 99 R⊕ | 100 R⊕ |
| french; charriere | 19 113 000 000 F | 38 226 000 000 F | 57 339 000 000 F | 76 452 000 000 F | 95 565 000 000 F | 114 678 000 000 F | 133 791 000 000 F | 152 904 000 000 F | 172 017 000 000 F | 191 130 000 000 F | 210 243 000 000 F | 229 356 000 000 F | 248 469 000 000 F | 267 582 000 000 F | 286 695 000 000 F | 305 808 000 000 F | 324 921 000 000 F | 344 034 000 000 F | 363 147 000 000 F | 382 260 000 000 F | 401 373 000 000 F | 420 486 000 000 F | 439 599 000 000 F | 458 712 000 000 F | 477 825 000 000 F | 496 938 000 000 F | 516 051 000 000 F | 535 164 000 000 F | 554 277 000 000 F | 573 390 000 000 F | 592 503 000 000 F | 611 616 000 000 F | 630 729 000 000 F | 649 842 000 000 F | 668 955 000 000 F | 688 068 000 000 F | 707 181 000 000 F | 726 294 000 000 F | 745 407 000 000 F | 764 520 000 000 F | 783 633 000 000 F | 802 746 000 000 F | 821 859 000 000 F | 840 972 000 000 F | 860 085 000 000 F | 879 198 000 000 F | 898 311 000 000 F | 917 424 000 000 F | 936 537 000 000 F | 955 650 000 000 F | 974 763 000 000 F | 993 876 000 000 F | 1 012 989 000 000 F | 1 032 102 000 000 F | 1 051 215 000 000 F | 1 070 328 000 000 F | 1 089 441 000 000 F | 1 108 554 000 000 F | 1 127 667 000 000 F | 1 146 780 000 000 F | 1 165 893 000 000 F | 1 185 006 000 000 F | 1 204 119 000 000 F | 1 223 232 000 000 F | 1 242 345 000 000 F | 1 261 458 000 000 F | 1 280 571 000 000 F | 1 299 684 000 000 F | 1 318 797 000 000 F | 1 337 910 000 000 F | 1 357 023 000 000 F | 1 376 136 000 000 F | 1 395 249 000 000 F | 1 414 362 000 000 F | 1 433 475 000 000 F | 1 452 588 000 000 F | 1 471 701 000 000 F | 1 490 814 000 000 F | 1 509 927 000 000 F | 1 529 040 000 000 F | 1 548 153 000 000 F | 1 567 266 000 000 F | 1 586 379 000 000 F | 1 605 492 000 000 F | 1 624 605 000 000 F | 1 643 718 000 000 F | 1 662 831 000 000 F | 1 681 944 000 000 F | 1 701 057 000 000 F | 1 720 170 000 000 F | 1 739 283 000 000 F | 1 758 396 000 000 F | 1 777 509 000 000 F | 1 796 622 000 000 F | 1 815 735 000 000 F | 1 834 848 000 000 F | 1 853 961 000 000 F | 1 873 074 000 000 F | 1 892 187 000 000 F | 1 911 300 000 000 F |
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 |
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 |
| 1 earth radius ≈ 19 113 000 000 french; charriere |
| 1 french; charriere ≈ 5.2320410192016 × 10-11 earth radius |