| angular mil | 1 µ | 2 µ | 3 µ | 4 µ | 5 µ | 6 µ | 7 µ | 8 µ | 9 µ | 10 µ | 11 µ | 12 µ | 13 µ | 14 µ | 15 µ | 16 µ | 17 µ | 18 µ | 19 µ | 20 µ | 21 µ | 22 µ | 23 µ | 24 µ | 25 µ | 26 µ | 27 µ | 28 µ | 29 µ | 30 µ | 31 µ | 32 µ | 33 µ | 34 µ | 35 µ | 36 µ | 37 µ | 38 µ | 39 µ | 40 µ | 41 µ | 42 µ | 43 µ | 44 µ | 45 µ | 46 µ | 47 µ | 48 µ | 49 µ | 50 µ | 51 µ | 52 µ | 53 µ | 54 µ | 55 µ | 56 µ | 57 µ | 58 µ | 59 µ | 60 µ | 61 µ | 62 µ | 63 µ | 64 µ | 65 µ | 66 µ | 67 µ | 68 µ | 69 µ | 70 µ | 71 µ | 72 µ | 73 µ | 74 µ | 75 µ | 76 µ | 77 µ | 78 µ | 79 µ | 80 µ | 81 µ | 82 µ | 83 µ | 84 µ | 85 µ | 86 µ | 87 µ | 88 µ | 89 µ | 90 µ | 91 µ | 92 µ | 93 µ | 94 µ | 95 µ | 96 µ | 97 µ | 98 µ | 99 µ | 100 µ |
| gradian | 0.0009817 grad | 0.0019635 grad | 0.0029452 grad | 0.0039270 grad | 0.0049087 grad | 0.0058905 grad | 0.0068722 grad | 0.0078540 grad | 0.0088357 grad | 0.0098175 grad | 0.0107992 grad | 0.0117810 grad | 0.0127627 grad | 0.0137445 grad | 0.0147262 grad | 0.0157080 grad | 0.0166897 grad | 0.0176715 grad | 0.0186532 grad | 0.0196350 grad | 0.0206167 grad | 0.0215984 grad | 0.0225802 grad | 0.0235619 grad | 0.0245437 grad | 0.0255254 grad | 0.0265072 grad | 0.0274889 grad | 0.0284707 grad | 0.0294524 grad | 0.0304342 grad | 0.0314159 grad | 0.0323977 grad | 0.0333794 grad | 0.0343612 grad | 0.0353429 grad | 0.0363247 grad | 0.0373064 grad | 0.0382882 grad | 0.0392699 grad | 0.0402517 grad | 0.0412334 grad | 0.0422152 grad | 0.0431969 grad | 0.0441786 grad | 0.0451604 grad | 0.0461421 grad | 0.0471239 grad | 0.0481056 grad | 0.0490874 grad | 0.0500691 grad | 0.0510509 grad | 0.0520326 grad | 0.0530144 grad | 0.0539961 grad | 0.0549779 grad | 0.0559596 grad | 0.0569414 grad | 0.0579231 grad | 0.0589049 grad | 0.0598866 grad | 0.0608684 grad | 0.0618501 grad | 0.0628319 grad | 0.0638136 grad | 0.0647953 grad | 0.0657771 grad | 0.0667588 grad | 0.0677406 grad | 0.0687223 grad | 0.0697041 grad | 0.0706858 grad | 0.0716676 grad | 0.0726493 grad | 0.0736311 grad | 0.0746128 grad | 0.0755946 grad | 0.0765763 grad | 0.0775581 grad | 0.0785398 grad | 0.0795216 grad | 0.0805033 grad | 0.0814851 grad | 0.0824668 grad | 0.0834486 grad | 0.0844303 grad | 0.0854120 grad | 0.0863938 grad | 0.0873755 grad | 0.0883573 grad | 0.0893390 grad | 0.0903208 grad | 0.0913025 grad | 0.0922843 grad | 0.0932660 grad | 0.0942478 grad | 0.0952295 grad | 0.0962113 grad | 0.0971930 grad | 0.0981748 grad |
A angular mil is the unit of angular measurement equal to 1/6400 of a complete circle. At 1000 metres one mil subtends about one metre (~0,98 m). Also 1/6000 and 1/6300 are used in other countries.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| angular mil | µ | ≡ 2π⁄6400 rad | ≈ 0.981748×10−3 rad | Metric system SI |
| angular mils | gradians | angular mils | gradians |
|---|---|---|---|
| 1 | ≈ 0.0009817476875 | 6 | ≈ 0.005890486125 |
| 2 | ≈ 0.001963495375 | 7 | ≈ 0.0068722338125 |
| 3 | ≈ 0.0029452430625 | 8 | ≈ 0.0078539815 |
| 4 | ≈ 0.00392699075 | 9 | ≈ 0.0088357291875 |
| 5 | ≈ 0.0049087384375 | 10 | ≈ 0.009817476875 |
The gradian is a unit of measurement of an angle, equivalent to 1/400 of a turn, 9/10 of a degree, or π/200 of a radian.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| gradian | grad | ≡ 1⁄400 of a revolution ≡ π⁄200 rad ≡ 0.9° | ≈ 15.707963×10−3 rad | Metric system SI |
| gradians | angular mils | gradians | angular mils |
|---|---|---|---|
| 1 | ≈ 1018.5916531634 | 6 | ≈ 6111.5499189806 |
| 2 | ≈ 2037.1833063269 | 7 | ≈ 7130.141572144 |
| 3 | ≈ 3055.7749594903 | 8 | ≈ 8148.7332253074 |
| 4 | ≈ 4074.3666126537 | 9 | ≈ 9167.3248784709 |
| 5 | ≈ 5092.9582658172 | 10 | ≈ 10185.916531634 |
| angular mils | gradians |
|---|---|
| 1 | ≈ 0.0009817 |
| 1,018.5916532 | ≈ 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 …) |