| eighth circle | 1 1/8 circle | 2 1/8 circle | 3 1/8 circle | 4 1/8 circle | 5 1/8 circle | 6 1/8 circle | 7 1/8 circle | 8 1/8 circle | 9 1/8 circle | 10 1/8 circle | 11 1/8 circle | 12 1/8 circle | 13 1/8 circle | 14 1/8 circle | 15 1/8 circle | 16 1/8 circle | 17 1/8 circle | 18 1/8 circle | 19 1/8 circle | 20 1/8 circle | 21 1/8 circle | 22 1/8 circle | 23 1/8 circle | 24 1/8 circle | 25 1/8 circle | 26 1/8 circle | 27 1/8 circle | 28 1/8 circle | 29 1/8 circle | 30 1/8 circle | 31 1/8 circle | 32 1/8 circle | 33 1/8 circle | 34 1/8 circle | 35 1/8 circle | 36 1/8 circle | 37 1/8 circle | 38 1/8 circle | 39 1/8 circle | 40 1/8 circle | 41 1/8 circle | 42 1/8 circle | 43 1/8 circle | 44 1/8 circle | 45 1/8 circle | 46 1/8 circle | 47 1/8 circle | 48 1/8 circle | 49 1/8 circle | 50 1/8 circle | 51 1/8 circle | 52 1/8 circle | 53 1/8 circle | 54 1/8 circle | 55 1/8 circle | 56 1/8 circle | 57 1/8 circle | 58 1/8 circle | 59 1/8 circle | 60 1/8 circle | 61 1/8 circle | 62 1/8 circle | 63 1/8 circle | 64 1/8 circle | 65 1/8 circle | 66 1/8 circle | 67 1/8 circle | 68 1/8 circle | 69 1/8 circle | 70 1/8 circle | 71 1/8 circle | 72 1/8 circle | 73 1/8 circle | 74 1/8 circle | 75 1/8 circle | 76 1/8 circle | 77 1/8 circle | 78 1/8 circle | 79 1/8 circle | 80 1/8 circle | 81 1/8 circle | 82 1/8 circle | 83 1/8 circle | 84 1/8 circle | 85 1/8 circle | 86 1/8 circle | 87 1/8 circle | 88 1/8 circle | 89 1/8 circle | 90 1/8 circle | 91 1/8 circle | 92 1/8 circle | 93 1/8 circle | 94 1/8 circle | 95 1/8 circle | 96 1/8 circle | 97 1/8 circle | 98 1/8 circle | 99 1/8 circle | 100 1/8 circle |
| sign | 1.5 sign | 3 sign | 4.5 sign | 6 sign | 7.5 sign | 9 sign | 10.5 sign | 12 sign | 13.5 sign | 15 sign | 16.5 sign | 18 sign | 19.5 sign | 21 sign | 22.5 sign | 24 sign | 25.5 sign | 27 sign | 28.5 sign | 30 sign | 31.5 sign | 33 sign | 34.5 sign | 36 sign | 37.5 sign | 39 sign | 40.5 sign | 42 sign | 43.5 sign | 45 sign | 46.5 sign | 48 sign | 49.5 sign | 51 sign | 52.5 sign | 54 sign | 55.5 sign | 57 sign | 58.5 sign | 60 sign | 61.5 sign | 63 sign | 64.5 sign | 66 sign | 67.5 sign | 69 sign | 70.5 sign | 72 sign | 73.5 sign | 75 sign | 76.5 sign | 78 sign | 79.5 sign | 81 sign | 82.5 sign | 84 sign | 85.5 sign | 87 sign | 88.5 sign | 90 sign | 91.5 sign | 93 sign | 94.5 sign | 96 sign | 97.5 sign | 99 sign | 100.5 sign | 102 sign | 103.5 sign | 105 sign | 106.5 sign | 108 sign | 109.5 sign | 111 sign | 112.5 sign | 114 sign | 115.5 sign | 117 sign | 118.5 sign | 120 sign | 121.5 sign | 123 sign | 124.5 sign | 126 sign | 127.5 sign | 129 sign | 130.5 sign | 132 sign | 133.5 sign | 135 sign | 136.5 sign | 138 sign | 139.5 sign | 141 sign | 142.5 sign | 144 sign | 145.5 sign | 147 sign | 148.5 sign | 150 sign |
1/8 circle or eighth circle is equal to 360/8 = 45°. Plural name is eighth circles.
| 1 eighth circles = 1.5 signs | 6 eighth circles = 9 signs |
| 2 eighth circles = 3 signs | 7 eighth circles = 10.5 signs |
| 3 eighth circles = 4.5 signs | 8 eighth circles = 12 signs |
| 4 eighth circles = 6 signs | 9 eighth circles = 13.5 signs |
| 5 eighth circles = 7.5 signs | 10 eighth circles = 15 signs |
sign is the unit of plane angle, equals to 30°.
| 1 signs = 0.66666666666667 eighth circles | 6 signs = 4 eighth circles |
| 2 signs = 1.3333333333333 eighth circles | 7 signs = 4.6666666666667 eighth circles |
| 3 signs = 2 eighth circles | 8 signs = 5.3333333333333 eighth circles |
| 4 signs = 2.6666666666667 eighth circles | 9 signs = 6 eighth circles |
| 5 signs = 3.3333333333333 eighth circles | 10 signs = 6.6666666666667 eighth circles |
| 1 eighth circles = 1.5 signs |
| 1 signs = 0.6666667 eighth circles |