Glacier comma
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| Ratio | 373248/371293 |
| Factorization | 29 × 36 × 13-5 |
| Monzo | [9 6 0 0 0 -5⟩ |
| Size in cents | 9.0916963¢ |
| Name | glacier comma |
| Color name | 3u5-2, quinthu negative 2nd |
| FJS name | [math]\text{ddd}{-2}_{13,13,13,13,13}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 37.012 |
| Weil height (log2 max(n, d)) | 37.0196 |
| Wilson height (sopfr(nd)) | 101 |
| Harmonic entropy (Shannon, [math]\sqrt{nd}[/math]) |
~1.9341 bits |
| Comma size | small |
| open this interval in xen-calc | |
The glacier comma is a 13-limit comma which is the difference between five small tridecimal neutral seconds of 13/12 and a perfect fifth (3/2).
Temperaments
Tempering out this comma in the 13-limit leads to the glacier family.