Syntonisma
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| Ratio | 83886080000000/83881572334857 |
| Factorization | 230 × 3-27 × 57 × 11-1 |
| Monzo | [30 -27 7 0 -1⟩ |
| Size in cents | 0.093031324¢ |
| Name | syntonisma |
| Color name | s31uy72, Trisa-lusepyo comma, Trisa-lusepyo 2nd |
| FJS name | [math]\text{M2}^{5,5,5,5,5,5,5}_{11}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 92.5069 |
| Weil height (log2 max(n, d)) | 92.507 |
| Wilson height (sopfr (nd)) | 187 |
| Harmonic entropy (Shannon, [math]\sqrt{n\cdot d}[/math]) |
~2.39753 bits |
| Comma size | unnoticeable |
| open this interval in xen-calc | |
- Not to be confused with Syntonic comma.
The syntonisma is an unnoticeable 11-limit comma with a ratio of 230 × 3-27 × 57 × 11-1 = 83886080000000/83881572334857 and a value of approximately 0.093 cents. The syntonisma is significant on account of it being the interval between a stack of seven syntonic commas and one 12/11 neutral second in Just Intonation - this significance in relation to syntonic comma being the source of its name. Tempering it out leads to a form of syntonismic temperament.