199edt
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199 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 199edt or 199ed3), is a nonoctave tuning system that divides the interval of 3/1 into 199 equal parts of about 9.56 ¢ each. Each step represents a frequency ratio of 31/199, or the 199th root of 3.
Intervals
| Steps | Cents | Hekts | Approximate ratios |
|---|---|---|---|
| 0 | 0 | 0 | 1/1 |
| 1 | 9.56 | 6.53 | |
| 2 | 19.12 | 13.07 | |
| 3 | 28.67 | 19.6 | |
| 4 | 38.23 | 26.13 | 45/44, 46/45 |
| 5 | 47.79 | 32.66 | |
| 6 | 57.35 | 39.2 | |
| 7 | 66.9 | 45.73 | 26/25 |
| 8 | 76.46 | 52.26 | 23/22 |
| 9 | 86.02 | 58.79 | 41/39 |
| 10 | 95.58 | 65.33 | 37/35 |
| 11 | 105.13 | 71.86 | |
| 12 | 114.69 | 78.39 | 31/29 |
| 13 | 124.25 | 84.92 | 29/27 |
| 14 | 133.81 | 91.46 | |
| 15 | 143.36 | 97.99 | 38/35 |
| 16 | 152.92 | 104.52 | 47/43 |
| 17 | 162.48 | 111.06 | |
| 18 | 172.04 | 117.59 | |
| 19 | 181.59 | 124.12 | |
| 20 | 191.15 | 130.65 | |
| 21 | 200.71 | 137.19 | |
| 22 | 210.27 | 143.72 | 35/31 |
| 23 | 219.82 | 150.25 | 42/37 |
| 24 | 229.38 | 156.78 | |
| 25 | 238.94 | 163.32 | 31/27 |
| 26 | 248.5 | 169.85 | 15/13 |
| 27 | 258.05 | 176.38 | 65/56 |
| 28 | 267.61 | 182.91 | |
| 29 | 277.17 | 189.45 | 27/23 |
| 30 | 286.73 | 195.98 | 46/39 |
| 31 | 296.28 | 202.51 | 51/43 |
| 32 | 305.84 | 209.05 | 37/31 |
| 33 | 315.4 | 215.58 | 6/5 |
| 34 | 324.96 | 222.11 | 35/29, 41/34 |
| 35 | 334.51 | 228.64 | 57/47 |
| 36 | 344.07 | 235.18 | |
| 37 | 353.63 | 241.71 | 27/22 |
| 38 | 363.19 | 248.24 | |
| 39 | 372.74 | 254.77 | |
| 40 | 382.3 | 261.31 | |
| 41 | 391.86 | 267.84 | 69/55 |
| 42 | 401.42 | 274.37 | 29/23 |
| 43 | 410.98 | 280.9 | |
| 44 | 420.53 | 287.44 | |
| 45 | 430.09 | 293.97 | |
| 46 | 439.65 | 300.5 | 58/45 |
| 47 | 449.21 | 307.04 | 35/27 |
| 48 | 458.76 | 313.57 | 43/33 |
| 49 | 468.32 | 320.1 | 38/29 |
| 50 | 477.88 | 326.63 | 29/22, 54/41 |
| 51 | 487.44 | 333.17 | 57/43 |
| 52 | 496.99 | 339.7 | |
| 53 | 506.55 | 346.23 | 63/47 |
| 54 | 516.11 | 352.76 | 31/23 |
| 55 | 525.67 | 359.3 | 42/31 |
| 56 | 535.22 | 365.83 | |
| 57 | 544.78 | 372.36 | 37/27 |
| 58 | 554.34 | 378.89 | 62/45 |
| 59 | 563.9 | 385.43 | 18/13 |
| 60 | 573.45 | 391.96 | 39/28 |
| 61 | 583.01 | 398.49 | |
| 62 | 592.57 | 405.03 | 38/27 |
| 63 | 602.13 | 411.56 | |
| 64 | 611.68 | 418.09 | 47/33 |
| 65 | 621.24 | 424.62 | |
| 66 | 630.8 | 431.16 | 36/25 |
| 67 | 640.36 | 437.69 | 42/29, 55/38 |
| 68 | 649.91 | 444.22 | |
| 69 | 659.47 | 450.75 | 41/28 |
| 70 | 669.03 | 457.29 | |
| 71 | 678.59 | 463.82 | |
| 72 | 688.14 | 470.35 | 58/39 |
| 73 | 697.7 | 476.88 | |
| 74 | 707.26 | 483.42 | |
| 75 | 716.82 | 489.95 | 62/41 |
| 76 | 726.37 | 496.48 | 35/23 |
| 77 | 735.93 | 503.02 | |
| 78 | 745.49 | 509.55 | |
| 79 | 755.05 | 516.08 | |
| 80 | 764.61 | 522.61 | 14/9 |
| 81 | 774.16 | 529.15 | |
| 82 | 783.72 | 535.68 | |
| 83 | 793.28 | 542.21 | |
| 84 | 802.84 | 548.74 | 35/22, 62/39 |
| 85 | 812.39 | 555.28 | |
| 86 | 821.95 | 561.81 | 45/28 |
| 87 | 831.51 | 568.34 | |
| 88 | 841.07 | 574.87 | |
| 89 | 850.62 | 581.41 | |
| 90 | 860.18 | 587.94 | 23/14 |
| 91 | 869.74 | 594.47 | 38/23 |
| 92 | 879.3 | 601.01 | |
| 93 | 888.85 | 607.54 | |
| 94 | 898.41 | 614.07 | |
| 95 | 907.97 | 620.6 | |
| 96 | 917.53 | 627.14 | |
| 97 | 927.08 | 633.67 | |
| 98 | 936.64 | 640.2 | |
| 99 | 946.2 | 646.73 | 19/11 |
| 100 | 955.76 | 653.27 | 33/19 |
| 101 | 965.31 | 659.8 | |
| 102 | 974.87 | 666.33 | |
| 103 | 984.43 | 672.86 | |
| 104 | 993.99 | 679.4 | |
| 105 | 1003.54 | 685.93 | |
| 106 | 1013.1 | 692.46 | |
| 107 | 1022.66 | 698.99 | 65/36 |
| 108 | 1032.22 | 705.53 | 69/38 |
| 109 | 1041.77 | 712.06 | 42/23 |
| 110 | 1051.33 | 718.59 | |
| 111 | 1060.89 | 725.13 | |
| 112 | 1070.45 | 731.66 | |
| 113 | 1080 | 738.19 | 28/15 |
| 114 | 1089.56 | 744.72 | |
| 115 | 1099.12 | 751.26 | 66/35 |
| 116 | 1108.68 | 757.79 | 55/29 |
| 117 | 1118.23 | 764.32 | |
| 118 | 1127.79 | 770.85 | |
| 119 | 1137.35 | 777.39 | 27/14 |
| 120 | 1146.91 | 783.92 | |
| 121 | 1156.47 | 790.45 | |
| 122 | 1166.02 | 796.98 | |
| 123 | 1175.58 | 803.52 | 69/35 |
| 124 | 1185.14 | 810.05 | |
| 125 | 1194.7 | 816.58 | |
| 126 | 1204.25 | 823.12 | |
| 127 | 1213.81 | 829.65 | |
| 128 | 1223.37 | 836.18 | |
| 129 | 1232.93 | 842.71 | |
| 130 | 1242.48 | 849.25 | |
| 131 | 1252.04 | 855.78 | |
| 132 | 1261.6 | 862.31 | 29/14 |
| 133 | 1271.16 | 868.84 | 25/12 |
| 134 | 1280.71 | 875.38 | |
| 135 | 1290.27 | 881.91 | |
| 136 | 1299.83 | 888.44 | |
| 137 | 1309.39 | 894.97 | |
| 138 | 1318.94 | 901.51 | |
| 139 | 1328.5 | 908.04 | 28/13 |
| 140 | 1338.06 | 914.57 | 13/6 |
| 141 | 1347.62 | 921.11 | |
| 142 | 1357.17 | 927.64 | |
| 143 | 1366.73 | 934.17 | |
| 144 | 1376.29 | 940.7 | 31/14 |
| 145 | 1385.85 | 947.24 | 69/31 |
| 146 | 1395.4 | 953.77 | 47/21, 56/25 |
| 147 | 1404.96 | 960.3 | |
| 148 | 1414.52 | 966.83 | 43/19 |
| 149 | 1424.08 | 973.37 | 41/18, 66/29 |
| 150 | 1433.63 | 979.9 | |
| 151 | 1443.19 | 986.43 | |
| 152 | 1452.75 | 992.96 | |
| 153 | 1462.31 | 999.5 | |
| 154 | 1471.86 | 1006.03 | |
| 155 | 1481.42 | 1012.56 | |
| 156 | 1490.98 | 1019.1 | |
| 157 | 1500.54 | 1025.63 | 69/29 |
| 158 | 1510.09 | 1032.16 | 55/23 |
| 159 | 1519.65 | 1038.69 | |
| 160 | 1529.21 | 1045.23 | |
| 161 | 1538.77 | 1051.76 | |
| 162 | 1548.33 | 1058.29 | 22/9 |
| 163 | 1557.88 | 1064.82 | |
| 164 | 1567.44 | 1071.36 | 47/19 |
| 165 | 1577 | 1077.89 | |
| 166 | 1586.56 | 1084.42 | 5/2 |
| 167 | 1596.11 | 1090.95 | |
| 168 | 1605.67 | 1097.49 | 43/17 |
| 169 | 1615.23 | 1104.02 | |
| 170 | 1624.79 | 1110.55 | 23/9 |
| 171 | 1634.34 | 1117.09 | |
| 172 | 1643.9 | 1123.62 | |
| 173 | 1653.46 | 1130.15 | 13/5 |
| 174 | 1663.02 | 1136.68 | |
| 175 | 1672.57 | 1143.22 | |
| 176 | 1682.13 | 1149.75 | 37/14 |
| 177 | 1691.69 | 1156.28 | |
| 178 | 1701.25 | 1162.81 | |
| 179 | 1710.8 | 1169.35 | |
| 180 | 1720.36 | 1175.88 | |
| 181 | 1729.92 | 1182.41 | |
| 182 | 1739.48 | 1188.94 | |
| 183 | 1749.03 | 1195.48 | |
| 184 | 1758.59 | 1202.01 | |
| 185 | 1768.15 | 1208.54 | |
| 186 | 1777.71 | 1215.08 | |
| 187 | 1787.26 | 1221.61 | |
| 188 | 1796.82 | 1228.14 | |
| 189 | 1806.38 | 1234.67 | |
| 190 | 1815.94 | 1241.21 | |
| 191 | 1825.49 | 1247.74 | 66/23 |
| 192 | 1835.05 | 1254.27 | |
| 193 | 1844.61 | 1260.8 | |
| 194 | 1854.17 | 1267.34 | |
| 195 | 1863.72 | 1273.87 | 44/15 |
| 196 | 1873.28 | 1280.4 | |
| 197 | 1882.84 | 1286.93 | |
| 198 | 1892.4 | 1293.47 | |
| 199 | 1901.96 | 1300 | 3/1 |
Harmonics
| Harmonic | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Error | Absolute (¢) | +4.25 | +0.00 | -1.05 | +4.49 | +4.25 | -4.56 | +3.20 | +0.00 | -0.81 | -3.34 | -1.05 |
| Relative (%) | +44.5 | +0.0 | -11.0 | +47.0 | +44.5 | -47.8 | +33.5 | +0.0 | -8.5 | -34.9 | -11.0 | |
| Steps (reduced) |
126 (126) |
199 (0) |
251 (52) |
292 (93) |
325 (126) |
352 (153) |
377 (178) |
398 (0) |
417 (19) |
434 (36) |
450 (52) | |
| Harmonic | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Error | Absolute (¢) | +3.74 | -0.31 | +4.49 | -2.10 | -1.93 | +4.25 | -3.33 | +3.44 | -4.56 | +0.92 | +0.42 |
| Relative (%) | +39.1 | -3.3 | +47.0 | -22.0 | -20.1 | +44.5 | -34.9 | +36.0 | -47.8 | +9.6 | +4.4 | |
| Steps (reduced) |
465 (67) |
478 (80) |
491 (93) |
502 (104) |
513 (115) |
524 (126) |
533 (135) |
543 (145) |
551 (153) |
560 (162) |
568 (170) | |