Lightyear comma
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This page presents a novelty topic. It features ideas which are less likely to find practical applications in xenharmonic music. It may contain numbers that are impractically large, exceedingly complex or chosen arbitrarily.
Novelty topics are often developed by a single person or a small group. As such, this page may also feature idiosyncratic terms, notations or conceptual frameworks.
714984/704969, a.k.a. the lightyear comma, is tempered out by the Lylla temperament.
Tempering this comma on its own gives the lightyear temperament, a 2.3.31.89 subgroup tuning.
| Ratio | 714984/704969 |
| Subgroup monzo | 2.3.31.89 [3 1 3 -3⟩ |
| Size in cents | 24.421367¢ |
| Name | Lightyear comma |
| Color name | 89u331o3-2 |
| FJS name | [math]\text{M}{-2}^{31,31,31}_{89,89,89}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 38.8748 |
| Weil height (log2 max(n, d)) | 38.8951 |
| Wilson height (sopfr (nd)) | 369 |
| Harmonic entropy (Shannon, [math]\sqrt{n\cdot d}[/math]) |
~4.05767 bits |
| Comma size | small |
| open this interval in xen-calc | |