84edt

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← 83edt84edt85edt →
Prime factorization 22 × 3 × 7
Step size 22.6423¢ 
Octave 53\84edt (1200.04¢)
(convergent)
Consistency limit 10
Distinct consistency limit 10

Division of the third harmonic into 84 equal parts (84EDT) is practically identical to 53 edo, but with the 3/1 rather than the 2/1 being just. The octave is about 0.0430 cents stretched and the step size is about 22.6423 cents.

Intervals

Steps Cents Approximate Ratios
0 0 1/1
1 22.642
2 45.285 37/36, 38/37, 39/38, 40/39, 41/40
3 67.927 25/24, 26/25, 27/26
4 90.569 19/18, 20/19, 39/37
5 113.212 16/15
6 135.854 13/12, 27/25, 40/37
7 158.496 23/21, 34/31
8 181.139 10/9
9 203.781 9/8
10 226.423 33/29, 41/36
11 249.066 15/13, 37/32
12 271.708 41/35
13 294.35 32/27
14 316.993 6/5
15 339.635 28/23, 39/32
16 362.277 16/13, 37/30
17 384.919 5/4
18 407.562 19/15
19 430.204 32/25, 41/32
20 452.846 13/10
21 475.489 25/19, 29/22
22 498.131 4/3
23 520.773 23/17, 27/20
24 543.416 26/19, 37/27, 41/30
25 566.058 18/13, 25/18
26 588.7 38/27
27 611.343 27/19, 37/26
28 633.985 13/9, 36/25
29 656.627 19/13
30 679.27 34/23, 37/25, 40/27
31 701.912 3/2
32 724.554 35/23, 38/25, 41/27
33 747.197 20/13, 37/24
34 769.839 25/16, 39/25
35 792.481 30/19
36 815.124 8/5
37 837.766 13/8
38 860.408 23/14
39 883.051 5/3
40 905.693 27/16
41 928.335 41/24
42 950.978 26/15
43 973.62
44 996.262 16/9
45 1018.904 9/5
46 1041.547 31/17
47 1064.189 24/13, 37/20
48 1086.831 15/8
49 1109.474 19/10
50 1132.116 25/13
51 1154.758 37/19, 39/20
52 1177.401
53 1200.043 2/1
54 1222.685
55 1245.328 37/18, 39/19, 41/20
56 1267.97 25/12, 27/13
57 1290.612 19/9, 40/19
58 1313.255 32/15
59 1335.897 13/6
60 1358.539
61 1381.182 20/9
62 1403.824 9/4
63 1426.466 41/18
64 1449.109 30/13, 37/16
65 1471.751
66 1494.393
67 1517.036 12/5
68 1539.678 39/16
69 1562.32 32/13, 37/15
70 1584.963 5/2
71 1607.605 38/15
72 1630.247 41/16
73 1652.889 13/5
74 1675.532 29/11
75 1698.174 8/3
76 1720.816 27/10
77 1743.459 41/15
78 1766.101 25/9, 36/13
79 1788.743
80 1811.386 37/13
81 1834.028 26/9
82 1856.67 38/13
83 1879.313
84 1901.955 3/1

Harmonics

Approximation of harmonics in 84edt
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) +0.04 +0.00 +0.09 -1.31 +0.04 +4.88 +0.13 +0.00 -1.27 -7.77 +0.09
Relative (%) +0.2 +0.0 +0.4 -5.8 +0.2 +21.6 +0.6 +0.0 -5.6 -34.3 +0.4
Steps
(reduced)
53
(53)
84
(0)
106
(22)
123
(39)
137
(53)
149
(65)
159
(75)
168
(0)
176
(8)
183
(15)
190
(22)
Approximation of harmonics in 84edt
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) -2.63 +4.92 -1.31 +0.17 +8.43 +0.04 -2.99 -1.22 +4.88 -7.73 +5.88
Relative (%) -11.6 +21.7 -5.8 +0.8 +37.2 +0.2 -13.2 -5.4 +21.6 -34.1 +26.0
Steps
(reduced)
196
(28)
202
(34)
207
(39)
212
(44)
217
(49)
221
(53)
225
(57)
229
(61)
233
(65)
236
(68)
240
(72)