115edt

From Xenharmonic Wiki
Jump to navigation Jump to search
Icon-Stub.png This page is a stub. You can help the Xenharmonic Wiki by expanding it.
← 114edt 115edt 116edt →
Prime factorization 5 × 23
Step size 16.5387¢ 
Octave 73\115edt (1207.33¢)
Consistency limit 2
Distinct consistency limit 2

115 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 115edt or 115ed3), is a nonoctave tuning system that divides the interval of 3/1 into 115 equal parts of about 16.5⁠ ⁠¢ each. Each step represents a frequency ratio of 31/115, or the 115th root of 3.

Intervals

Steps Cents Hekts Approximate ratios
0 0 0 1/1
1 16.5 11.3
2 33.1 22.6
3 49.6 33.9
4 66.2 45.2 27/26
5 82.7 56.5 21/20, 43/41
6 99.2 67.8 18/17
7 115.8 79.1 31/29, 46/43
8 132.3 90.4 41/38
9 148.8 101.7
10 165.4 113 11/10
11 181.9 124.3 10/9
12 198.5 135.7 37/33, 46/41
13 215 147 43/38
14 231.5 158.3
15 248.1 169.6 15/13
16 264.6 180.9
17 281.2 192.2 20/17
18 297.7 203.5
19 314.2 214.8
20 330.8 226.1 23/19
21 347.3 237.4 11/9
22 363.9 248.7 21/17, 37/30
23 380.4 260
24 396.9 271.3 39/31
25 413.5 282.6 33/26, 47/37
26 430 293.9
27 446.5 305.2 22/17
28 463.1 316.5
29 479.6 327.8
30 496.2 339.1
31 512.7 350.4 35/26, 39/29
32 529.2 361.7
33 545.8 373 37/27
34 562.3 384.3
35 578.9 395.7
36 595.4 407
37 611.9 418.3 37/26, 47/33
38 628.5 429.6
39 645 440.9 45/31
40 661.5 452.2
41 678.1 463.5
42 694.6 474.8
43 711.2 486.1
44 727.7 497.4 35/23
45 744.2 508.7
46 760.8 520 45/29
47 777.3 531.3 47/30
48 793.9 542.6
49 810.4 553.9
50 826.9 565.2
51 843.5 576.5
52 860 587.8
53 876.6 599.1
54 893.1 610.4
55 909.6 621.7
56 926.2 633
57 942.7 644.3
58 959.2 655.7 47/27
59 975.8 667
60 992.3 678.3
61 1008.9 689.6
62 1025.4 700.9 38/21, 47/26
63 1041.9 712.2
64 1058.5 723.5 35/19
65 1075 734.8
66 1091.6 746.1
67 1108.1 757.4
68 1124.6 768.7
69 1141.2 780 29/15
70 1157.7 791.3 41/21
71 1174.3 802.6
72 1190.8 813.9
73 1207.3 825.2
74 1223.9 836.5
75 1240.4 847.8 43/21
76 1256.9 859.1 31/15
77 1273.5 870.4
78 1290 881.7
79 1306.6 893
80 1323.1 904.3 43/20
81 1339.6 915.7
82 1356.2 927 46/21
83 1372.7 938.3
84 1389.3 949.6 29/13
85 1405.8 960.9
86 1422.3 972.2
87 1438.9 983.5
88 1455.4 994.8
89 1471.9 1006.1
90 1488.5 1017.4 26/11
91 1505 1028.7 31/13
92 1521.6 1040
93 1538.1 1051.3 17/7
94 1554.6 1062.6 27/11
95 1571.2 1073.9
96 1587.7 1085.2
97 1604.3 1096.5
98 1620.8 1107.8
99 1637.3 1119.1
100 1653.9 1130.4 13/5
101 1670.4 1141.7
102 1687 1153
103 1703.5 1164.3
104 1720 1175.7 27/10
105 1736.6 1187 30/11
106 1753.1 1198.3
107 1769.6 1209.6
108 1786.2 1220.9
109 1802.7 1232.2 17/6
110 1819.3 1243.5 20/7
111 1835.8 1254.8 26/9
112 1852.3 1266.1
113 1868.9 1277.4
114 1885.4 1288.7
115 1902 1300 3/1

Harmonics

Approximation of harmonics in 115edt
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) +7.33 +0.00 -1.88 -7.81 +7.33 +5.08 +5.45 +0.00 -0.48 -0.09 -1.88
Relative (%) +44.3 +0.0 -11.4 -47.2 +44.3 +30.7 +32.9 +0.0 -2.9 -0.6 -11.4
Steps
(reduced)
73
(73)
115
(0)
145
(30)
168
(53)
188
(73)
204
(89)
218
(103)
230
(0)
241
(11)
251
(21)
260
(30)
Approximation of harmonics in 115edt
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) -8.15 -4.13 -7.81 -3.77 +7.05 +7.33 -3.58 +6.85 +5.08 +7.23 -3.57
Relative (%) -49.3 -25.0 -47.2 -22.8 +42.6 +44.3 -21.7 +41.4 +30.7 +43.7 -21.6
Steps
(reduced)
268
(38)
276
(46)
283
(53)
290
(60)
297
(67)
303
(73)
308
(78)
314
(84)
319
(89)
324
(94)
328
(98)