11/5
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| Ratio | 11/5 |
| Factorization | 5-1 × 11 |
| Monzo | [0 0 -1 0 1⟩ |
| Size in cents | 1365.0042¢ |
| Name | neutral ninth |
| Color name | 1o9, ilo 9th |
| FJS name | [math]\text{m9}^{11}_{5}[/math] |
| Tenney height (log2 nd) | 5.78136 |
| Weil height (log2 max(n, d)) | 6.91886 |
| Wilson height (sopfr(nd)) | 16 |
| Harmonic entropy (Shannon, [math]\sqrt{nd}[/math]) |
~4.19475 bits |
[sound info] | |
| open this interval in xen-calc | |
11/5 is the ratio between the 5th and 11th harmonics; one octave above 11/10. It is the all-odd voicing of 11/10 and thus the most consonant voicing.
11/5 is useful as an equivalence interval for "no-twos-or-threes" music as 5/1 proves too wide.