63/55
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| Ratio | 63/55 |
| Factorization | 32 × 5-1 × 7 × 11-1 |
| Monzo | [0 2 -1 1 -1⟩ |
| Size in cents | 235.10425¢ |
| Name | werckismic supermajor second |
| Color name | 1uzg3, luzogu 3rd |
| FJS name | [math]\text{m3}^{7}_{5,11}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 11.7586 |
| Weil height (log2 max(n, d)) | 11.9546 |
| Wilson height (sopfr (nd)) | 29 |
| Harmonic entropy (Shannon, [math]\sqrt{n\cdot d}[/math]) |
~4.55774 bits |
[sound info] | |
| open this interval in xen-calc | |
63/55, the werckismic supermajor second, is 441/440 (3.9 cents) sharp of 8/7, 385/384 (4.5 cents) flat of 147/128, and 3025/3024 (0.57 cents) flat of 55/48. It arises in 11-limit scales as the interval between 10/9 and 14/11, 11/9 and 7/5, and their inversions.
Terminology
It has been called keenanismic inframinor third, despite that 147/128 is a rather obscure interval.