49/25
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| Ratio | 49/25 |
| Factorization | 5-2 × 72 |
| Monzo | [0 0 -2 2⟩ |
| Size in cents | 1165.0244¢ |
| Name | BP eighth |
| Color name | zzgg9, bizogu 9th |
| FJS name | [math]\text{d9}^{7,7}_{5,5}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 10.2586 |
| Weil height (log2 max(n, d)) | 11.2294 |
| Wilson height (sopfr(nd)) | 24 |
| Harmonic entropy (Shannon, [math]\sqrt{nd}[/math]) |
~4.43888 bits |
| open this interval in xen-calc | |
The BP eighth, 49/25, is an interval approximated by many notable tunings, including but not limited to Bohlen-Pierce, 27edo, 34edo, 53edo and 72edo. As a stack of two diminished fifths 7/5, it can be thought of as a diminished 9th.