100edt

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← 99edt 100edt 101edt →
Prime factorization 22 × 52
Step size 19.0196¢ 
Octave 63\100edt (1198.23¢)
Consistency limit 8
Distinct consistency limit 8

100 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 100edt or 100ed3), is a nonoctave tuning system that divides the interval of 3/1 into 100 equal parts of about 19 ¢ each. Each step represents a frequency ratio of 31/100, or the 100th root of 3.

Intervals

Steps Cents Hekts Approximate ratios
0 0 0 1/1
1 19 13
2 38 26 44/43, 45/44
3 57.1 39
4 76.1 52 23/22, 24/23
5 95.1 65 19/18
6 114.1 78 16/15, 31/29
7 133.1 91 41/38
8 152.2 104 12/11
9 171.2 117 21/19, 43/39
10 190.2 130 19/17
11 209.2 143 44/39
12 228.2 156
13 247.3 169 15/13
14 266.3 182 7/6
15 285.3 195 33/28
16 304.3 208 37/31
17 323.3 221 41/34
18 342.4 234 28/23, 39/32
19 361.4 247 16/13
20 380.4 260
21 399.4 273 34/27
22 418.4 286 14/11
23 437.4 299 9/7
24 456.5 312 13/10, 43/33
25 475.5 325
26 494.5 338
27 513.5 351 35/26, 43/32
28 532.5 364
29 551.6 377 11/8
30 570.6 390 32/23
31 589.6 403 38/27, 45/32
32 608.6 416 27/19
33 627.6 429 23/16
34 646.7 442 16/11
35 665.7 455
36 684.7 468
37 703.7 481 3/2
38 722.7 494 41/27
39 741.8 507 23/15, 43/28
40 760.8 520
41 779.8 533
42 798.8 546 27/17
43 817.8 559
44 836.9 572
45 855.9 585
46 874.9 598
47 893.9 611
48 912.9 624 22/13, 39/23
49 932 637 12/7
50 951 650 26/15, 45/26
51 970 663 7/4
52 989 676 23/13, 39/22
53 1008 689 34/19, 43/24
54 1027.1 702 38/21
55 1046.1 715
56 1065.1 728
57 1084.1 741 43/23
58 1103.1 754 17/9
59 1122.2 767 44/23
60 1141.2 780
61 1160.2 793 41/21, 43/22, 45/23
62 1179.2 806
63 1198.2 819 2/1
64 1217.3 832
65 1236.3 845
66 1255.3 858 33/16
67 1274.3 871
68 1293.3 884 19/9
69 1312.3 897 32/15
70 1331.4 910 41/19
71 1350.4 923 24/11
72 1369.4 936
73 1388.4 949
74 1407.4 962
75 1426.5 975 41/18
76 1445.5 988 30/13
77 1464.5 1001 7/3
78 1483.5 1014 33/14
79 1502.5 1027
80 1521.6 1040
81 1540.6 1053 39/16
82 1559.6 1066 32/13
83 1578.6 1079
84 1597.6 1092
85 1616.7 1105 28/11
86 1635.7 1118 18/7
87 1654.7 1131 13/5
88 1673.7 1144
89 1692.7 1157
90 1711.8 1170 43/16
91 1730.8 1183 19/7
92 1749.8 1196 11/4
93 1768.8 1209
94 1787.8 1222 45/16
95 1806.9 1235
96 1825.9 1248 23/8
97 1844.9 1261
98 1863.9 1274 44/15
99 1882.9 1287
100 1902 1300 3/1

Harmonics

Approximation of harmonics in 100edt
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) -1.77 +0.00 -3.54 -9.46 -1.77 -2.37 -5.31 +0.00 +7.79 -5.06 -3.54
Relative (%) -9.3 +0.0 -18.6 -49.7 -9.3 -12.4 -27.9 +0.0 +41.0 -26.6 -18.6
Steps
(reduced)
63
(63)
100
(0)
126
(26)
146
(46)
163
(63)
177
(77)
189
(89)
200
(0)
210
(10)
218
(18)
226
(26)
Approximation of harmonics in 100edt
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) -8.97 -4.13 -9.46 -7.07 +2.09 -1.77 -0.27 +6.02 -2.37 -6.82 -7.70
Relative (%) -47.2 -21.7 -49.7 -37.2 +11.0 -9.3 -1.4 +31.7 -12.4 -35.9 -40.5
Steps
(reduced)
233
(33)
240
(40)
246
(46)
252
(52)
258
(58)
263
(63)
268
(68)
273
(73)
277
(77)
281
(81)
285
(85)