Shibboleth comma
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Ratio | 1953125/1889568 |
Factorization | 2-5 × 3-10 × 59 |
Monzo | [-5 -10 9⟩ |
Size in cents | 57.273416¢ |
Name | shibboleth comma |
Color name | y9-2, tritriyo negative 2nd |
FJS name | [math]\text{ddd}{-2}^{5,5,5,5,5,5,5,5,5}[/math] |
Special properties | reduced |
Tenney height (log2 nd) | 41.747 |
Weil height (log2 max(n, d)) | 41.7947 |
Wilson height (sopfr (nd)) | 85 |
Harmonic entropy (Shannon, [math]\sqrt{nd}[/math]) |
~4.41213 bits |
Comma size | medium |
open this interval in xen-calc |
The shibboleth comma (monzo: [-5 -10 9⟩, ratio: 1953125/1889568) is a medium 5-limit comma measuring about 57.3 cents. It equates nine just minor thirds (6/5) with a double compound fourth (16/3). Tempering out this comma leads to the shibboleth family.