Octatonic comma
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| Ratio | 214990848/214358881 |
| Factorization | 215 × 38 × 11-8 |
| Monzo | [15 8 0 0 -8⟩ |
| Size in cents | 5.096468¢ |
| Name | octatonic comma |
| Color name | 1u82, quadbilu 2nd |
| FJS name | [math]\text{AA2}_{11,11,11,11,11,11,11,11}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 55.3552 |
| Weil height (log2 max(n, d)) | 55.3594 |
| Wilson height (sopfr (nd)) | 142 |
| Harmonic entropy (Shannon, [math]\sqrt{n\cdot d}[/math]) |
~2.50943 bits |
| Comma size | small |
| open this interval in xen-calc | |
Octatonic comma, 214990848/214358881, is the difference between 8 12/11s and the octave. EDOs not divisible by 8 cannot temper it out.
Temperaments
Tempering it out results in the octatonic temperament. For technical data see 8th-octave temperaments#Octatonic.