159edt

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← 158edt 159edt 160edt →
Prime factorization 3 × 53
Step size 11.962 ¢ 
Octave 100\159edt (1196.2 ¢)
Consistency limit 3
Distinct consistency limit 3

159 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 159edt or 159ed3), is a nonoctave tuning system that divides the interval of 3/1 into 159 equal parts of about 12 ¢ each. Each step represents a frequency ratio of 31/159, or the 159th root of 3.

Intervals

Steps Cents Hekts Approximate ratios
0 0 0 1/1
1 12 8.2
2 23.9 16.4
3 35.9 24.5 47/46
4 47.8 32.7
5 59.8 40.9 29/28, 30/29
6 71.8 49.1
7 83.7 57.2 43/41
8 95.7 65.4 37/35
9 107.7 73.6 33/31, 50/47
10 119.6 81.8 15/14
11 131.6 89.9 41/38, 55/51
12 143.5 98.1 25/23
13 155.5 106.3
14 167.5 114.5
15 179.4 122.6 51/46
16 191.4 130.8 19/17
17 203.4 139
18 215.3 147.2 17/15, 43/38
19 227.3 155.3 57/50
20 239.2 163.5 31/27, 54/47
21 251.2 171.7
22 263.2 179.9
23 275.1 188.1 34/29
24 287.1 196.2 46/39
25 299 204.4
26 311 212.6
27 323 220.8 41/34, 47/39
28 334.9 228.9 17/14, 57/47
29 346.9 237.1 11/9
30 358.9 245.3
31 370.8 253.5 57/46
32 382.8 261.6
33 394.7 269.8 54/43
34 406.7 278 43/34
35 418.7 286.2 14/11
36 430.6 294.3 50/39
37 442.6 302.5
38 454.6 310.7 13/10
39 466.5 318.9 38/29, 55/42
40 478.5 327 29/22
41 490.4 335.2
42 502.4 343.4
43 514.4 351.6
44 526.3 359.7 42/31
45 538.3 367.9 15/11
46 550.3 376.1
47 562.2 384.3 18/13
48 574.2 392.5 39/28, 46/33
49 586.1 400.6
50 598.1 408.8 41/29
51 610.1 417
52 622 425.2 43/30
53 634 433.3
54 645.9 441.5 45/31
55 657.9 449.7 19/13
56 669.9 457.9 28/19
57 681.8 466 43/29, 46/31
58 693.8 474.2
59 705.8 482.4
60 717.7 490.6
61 729.7 498.7
62 741.6 506.9 43/28
63 753.6 515.1 17/11
64 765.6 523.3 14/9
65 777.5 531.4 47/30
66 789.5 539.6 30/19, 41/26
67 801.5 547.8 27/17
68 813.4 556
69 825.4 564.2 29/18
70 837.3 572.3 47/29
71 849.3 580.5
72 861.3 588.7 51/31
73 873.2 596.9
74 885.2 605 5/3
75 897.1 613.2 42/25, 47/28
76 909.1 621.4
77 921.1 629.6 46/27
78 933 637.7
79 945 645.9 19/11
80 957 654.1 33/19
81 968.9 662.3
82 980.9 670.4 37/21
83 992.8 678.6 55/31
84 1004.8 686.8 25/14
85 1016.8 695 9/5
86 1028.7 703.1
87 1040.7 711.3 31/17
88 1052.7 719.5
89 1064.6 727.7
90 1076.6 735.8 41/22, 54/29
91 1088.5 744
92 1100.5 752.2 17/9
93 1112.5 760.4 19/10
94 1124.4 768.6
95 1136.4 776.7 27/14
96 1148.4 784.9 33/17
97 1160.3 793.1 43/22
98 1172.3 801.3
99 1184.2 809.4
100 1196.2 817.6
101 1208.2 825.8
102 1220.1 834
103 1232.1 842.1 55/27, 57/28
104 1244 850.3 39/19, 41/20
105 1256 858.5 31/15
106 1268 866.7
107 1279.9 874.8
108 1291.9 883
109 1303.9 891.2
110 1315.8 899.4
111 1327.8 907.5 28/13
112 1339.7 915.7 13/6
113 1351.7 923.9
114 1363.7 932.1 11/5
115 1375.6 940.3 31/14
116 1387.6 948.4
117 1399.6 956.6
118 1411.5 964.8
119 1423.5 973
120 1435.4 981.1
121 1447.4 989.3 30/13
122 1459.4 997.5
123 1471.3 1005.7
124 1483.3 1013.8 33/14
125 1495.2 1022
126 1507.2 1030.2 43/18
127 1519.2 1038.4
128 1531.1 1046.5 46/19
129 1543.1 1054.7
130 1555.1 1062.9 27/11
131 1567 1071.1 42/17, 47/19
132 1579 1079.2
133 1590.9 1087.4
134 1602.9 1095.6
135 1614.9 1103.8
136 1626.8 1111.9
137 1638.8 1120.1
138 1650.8 1128.3
139 1662.7 1136.5 47/18
140 1674.7 1144.7 50/19
141 1686.6 1152.8 45/17
142 1698.6 1161
143 1710.6 1169.2 51/19
144 1722.5 1177.4 46/17
145 1734.5 1185.5
146 1746.4 1193.7
147 1758.4 1201.9
148 1770.4 1210.1
149 1782.3 1218.2 14/5
150 1794.3 1226.4 31/11
151 1806.3 1234.6
152 1818.2 1242.8
153 1830.2 1250.9
154 1842.1 1259.1 29/10
155 1854.1 1267.3
156 1866.1 1275.5
157 1878 1283.6
158 1890 1291.8
159 1902 1300 3/1

Harmonics

Approximation of harmonics in 159edt
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) -3.80 +0.00 +4.36 +0.83 -3.80 +4.45 +0.56 +0.00 -2.97 -0.51 +4.36
Relative (%) -31.8 +0.0 +36.4 +6.9 -31.8 +37.2 +4.7 +0.0 -24.9 -4.3 +36.4
Steps
(reduced)
100
(100)
159
(0)
201
(42)
233
(74)
259
(100)
282
(123)
301
(142)
318
(0)
333
(15)
347
(29)
360
(42)
Approximation of harmonics in 159edt
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) -2.63 +0.65 +0.83 -3.25 -0.54 -3.80 -1.71 +5.19 +4.45 -4.31 +2.47
Relative (%) -22.0 +5.4 +6.9 -27.1 -4.5 -31.8 -14.3 +43.4 +37.2 -36.1 +20.6
Steps
(reduced)
371
(53)
382
(64)
392
(74)
401
(83)
410
(92)
418
(100)
426
(108)
434
(116)
441
(123)
447
(129)
454
(136)