| cape foot | 1 ft (Cape) | 2 ft (Cape) | 3 ft (Cape) | 4 ft (Cape) | 5 ft (Cape) | 6 ft (Cape) | 7 ft (Cape) | 8 ft (Cape) | 9 ft (Cape) | 10 ft (Cape) | 11 ft (Cape) | 12 ft (Cape) | 13 ft (Cape) | 14 ft (Cape) | 15 ft (Cape) | 16 ft (Cape) | 17 ft (Cape) | 18 ft (Cape) | 19 ft (Cape) | 20 ft (Cape) | 21 ft (Cape) | 22 ft (Cape) | 23 ft (Cape) | 24 ft (Cape) | 25 ft (Cape) | 26 ft (Cape) | 27 ft (Cape) | 28 ft (Cape) | 29 ft (Cape) | 30 ft (Cape) | 31 ft (Cape) | 32 ft (Cape) | 33 ft (Cape) | 34 ft (Cape) | 35 ft (Cape) | 36 ft (Cape) | 37 ft (Cape) | 38 ft (Cape) | 39 ft (Cape) | 40 ft (Cape) | 41 ft (Cape) | 42 ft (Cape) | 43 ft (Cape) | 44 ft (Cape) | 45 ft (Cape) | 46 ft (Cape) | 47 ft (Cape) | 48 ft (Cape) | 49 ft (Cape) | 50 ft (Cape) | 51 ft (Cape) | 52 ft (Cape) | 53 ft (Cape) | 54 ft (Cape) | 55 ft (Cape) | 56 ft (Cape) | 57 ft (Cape) | 58 ft (Cape) | 59 ft (Cape) | 60 ft (Cape) | 61 ft (Cape) | 62 ft (Cape) | 63 ft (Cape) | 64 ft (Cape) | 65 ft (Cape) | 66 ft (Cape) | 67 ft (Cape) | 68 ft (Cape) | 69 ft (Cape) | 70 ft (Cape) | 71 ft (Cape) | 72 ft (Cape) | 73 ft (Cape) | 74 ft (Cape) | 75 ft (Cape) | 76 ft (Cape) | 77 ft (Cape) | 78 ft (Cape) | 79 ft (Cape) | 80 ft (Cape) | 81 ft (Cape) | 82 ft (Cape) | 83 ft (Cape) | 84 ft (Cape) | 85 ft (Cape) | 86 ft (Cape) | 87 ft (Cape) | 88 ft (Cape) | 89 ft (Cape) | 90 ft (Cape) | 91 ft (Cape) | 92 ft (Cape) | 93 ft (Cape) | 94 ft (Cape) | 95 ft (Cape) | 96 ft (Cape) | 97 ft (Cape) | 98 ft (Cape) | 99 ft (Cape) | 100 ft (Cape) |
| french; charriere | 944.5667255 F | 1,889.1334510 F | 2,833.7001764 F | 3,778.2669019 F | 4,722.8336274 F | 5,667.4003529 F | 6,611.9670784 F | 7,556.5338038 F | 8,501.1005293 F | 9,445.6672548 F | 10,390.2339803 F | 11,334.8007058 F | 12,279.3674312 F | 13,223.9341567 F | 14,168.5008822 F | 15,113.0676077 F | 16,057.6343332 F | 17,002.2010586 F | 17,946.7677841 F | 18,891.3345096 F | 19,835.9012351 F | 20,780.4679606 F | 21,725.0346860 F | 22,669.6014115 F | 23,614.168137 F | 24,558.7348625 F | 25,503.3015880 F | 26,447.8683134 F | 27,392.4350389 F | 28,337.0017644 F | 29,281.5684899 F | 30,226.1352154 F | 31,170.7019408 F | 32,115.2686663 F | 33,059.8353918 F | 34,004.4021173 F | 34,948.9688428 F | 35,893.5355682 F | 36,838.1022937 F | 37,782.6690192 F | 38,727.2357447 F | 39,671.8024702 F | 40,616.3691956 F | 41,560.9359211 F | 42,505.5026466 F | 43,450.0693721 F | 44,394.6360976 F | 45,339.2028230 F | 46,283.7695485 F | 47,228.336274 F | 48,172.9029995 F | 49,117.4697250 F | 50,062.0364504 F | 51,006.6031759 F | 51,951.1699014 F | 52,895.7366269 F | 53,840.3033524 F | 54,784.8700778 F | 55,729.4368033 F | 56,674.0035288 F | 57,618.5702543 F | 58,563.1369798 F | 59,507.7037052 F | 60,452.2704307 F | 61,396.8371562 F | 62,341.4038817 F | 63,285.9706072 F | 64,230.5373326 F | 65,175.1040581 F | 66,119.6707836 F | 67,064.2375091 F | 68,008.8042346 F | 68,953.3709600 F | 69,897.9376855 F | 70,842.504411 F | 71,787.0711365 F | 72,731.6378620 F | 73,676.2045874 F | 74,620.7713129 F | 75,565.3380384 F | 76,509.9047639 F | 77,454.4714894 F | 78,399.0382148 F | 79,343.6049403 F | 80,288.1716658 F | 81,232.7383913 F | 82,177.3051168 F | 83,121.8718422 F | 84,066.4385677 F | 85,011.0052932 F | 85,955.5720187 F | 86,900.1387442 F | 87,844.7054696 F | 88,789.2721951 F | 89,733.8389206 F | 90,678.4056461 F | 91,622.9723716 F | 92,567.5390970 F | 93,512.1058225 F | 94,456.672548 F |
A Cape foot is a unit of length defined as 1.0330 English feet (and equal to 12.396 English inches, or 0.31485557516 meters) found in documents of belts and diagrams relating to landed property.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| cape foot | ft (Cape) | Legally defined as 1.033 English feet in 1859 | ≈ 0.314858 m | Other (Length) |
| cape feet | french; charriere | cape feet | french; charriere |
|---|---|---|---|
| 1 | ≈ 944.56672548 | 4 | ≈ 3778.26690192 |
| 1.5 | ≈ 1416.85008822 | 4.5 | ≈ 4250.55026466 |
| 2 | ≈ 1889.13345096 | 5 | ≈ 4722.8336274 |
| 2.5 | ≈ 2361.4168137 | 5.5 | ≈ 5195.11699014 |
| 3 | ≈ 2833.70017644 | 6 | ≈ 5667.40035288 |
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).
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| french; charriere | F | ≡ 1⁄3 mm | = 0.3×10−3 m | Other (Length) |
| french; charriere | cape feet | french; charriere | cape feet |
|---|---|---|---|
| 1 | ≈ 0.0010586864570016 | 4 | ≈ 0.0042347458280063 |
| 1.5 | ≈ 0.0015880296855024 | 4.5 | ≈ 0.0047640890565071 |
| 2 | ≈ 0.0021173729140031 | 5 | ≈ 0.0052934322850079 |
| 2.5 | ≈ 0.0026467161425039 | 5.5 | ≈ 0.0058227755135087 |
| 3 | ≈ 0.0031760593710047 | 6 | ≈ 0.0063521187420094 |
| cape feet | french; charriere |
|---|---|
| 1 | ≈ 944.5667255 |
| 0.0010587 | ≈ 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 …) |