20:25:28:35
20:25:28:35 is a condissonant chord in the 7-limit and a possible interpretation of the French sixth chord.
| Chord information |
har-7 zogu-5 or h7(zg5)
In marvel temperament, it is tuned identically to 128:160:180:225; in starling, it is tuned identically to 72:90:100:125; and in septimal meantone it is tuned the same as both of those. In all of those temperaments, it becomes an essentially tempered chord in the 9-odd-limit due to the ~28/25 interval being equated with either 9/8 or 10/9.
| Edo | Steps | Cents (¢) | Absolute errors (¢) | RMS (¢) | RMS (%) | |
|---|---|---|---|---|---|---|
| ▶ | 6 | 0 2 3 5 |
0.00 400.00 600.00 1000.00 |
0.00 +13.69 +17.49 +31.17 |
11.10 | 5.55 |
| ▶ | 10 | 0 3 5 8 |
0.00 360.00 600.00 960.00 |
0.00 -26.31 +17.49 -8.83 |
15.80 | 13.16 |
| ▶ | 12 | 0 4 6 10 |
0.00 400.00 600.00 1000.00 |
0.00 +13.69 +17.49 +31.17 |
11.10 | 11.10 |
| ▶ | 16 | 0 5 8 13 |
0.00 375.00 600.00 975.00 |
0.00 -11.31 +17.49 +6.17 |
10.41 | 13.89 |
| ▶ | 19 | 0 6 9 15 |
0.00 378.95 568.42 947.37 |
0.00 -7.37 -14.09 -21.46 |
7.95 | 12.59 |
| ▶ | 25 | 0 8 12 20 |
0.00 384.00 576.00 960.00 |
0.00 -2.31 -6.51 -8.83 |
3.46 | 7.20 |
| ▶ | 31 | 0 10 15 25 |
0.00 387.10 580.65 967.74 |
0.00 +0.78 -1.87 -1.08 |
1.01 | 2.62 |
| ▶ | 35 | 0 11 17 28 |
0.00 377.14 582.86 960.00 |
0.00 -9.17 +0.34 -8.83 |
4.59 | 13.38 |
| ▶ | 37 | 0 12 18 30 |
0.00 389.19 583.78 972.97 |
0.00 +2.88 +1.27 +4.15 |
1.57 | 4.85 |
| ▶ | 41 | 0 13 20 33 |
0.00 380.49 585.37 965.85 |
0.00 -5.83 +2.85 -2.97 |
3.24 | 11.08 |
| ▶ | 43 | 0 14 21 35 |
0.00 390.70 586.05 976.74 |
0.00 +4.38 +3.53 +7.92 |
2.82 | 10.09 |
| ▶ | 47 | 0 15 23 38 |
0.00 382.98 587.23 970.21 |
0.00 -3.33 +4.72 +1.39 |
2.89 | 11.32 |
| ▶ | 50 | 0 16 24 40 |
0.00 384.00 576.00 960.00 |
0.00 -2.31 -6.51 -8.83 |
3.46 | 14.40 |
| ▶ | 53 | 0 17 26 43 |
0.00 384.91 588.68 973.58 |
0.00 -1.41 +6.17 +4.76 |
3.16 | 13.97 |
| ▶ | 56 | 0 18 27 45 |
0.00 385.71 578.57 964.29 |
0.00 -0.60 -3.94 -4.54 |
1.99 | 9.30 |