81/77
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Ratio
81/77
Factorization
34 × 7-1 × 11-1
Monzo
[0 4 0 -1 -1⟩
Size in cents
87.67615¢
Name
Novel semitone
FJS name
[math]\text{A1}_{7,11}[/math]
Special properties
reduced
Tenney height (log2 nd)
12.6066
Weil height (log2 max(n, d))
12.6797
Wilson height (sopfr(nd))
30
Harmonic entropy
(Shannon, [math]\sqrt{nd}[/math])
~4.31323 bits
Open this interval in xen-calc
| Interval information |
(Shannon, [math]\sqrt{nd}[/math])
81/77, the novel semitone, is an 11-limit interval. It is the interval between 9/7 and 11/9, and is equated to the limma (256/243) in 2.3.7.11 subgroup gary temperament. It is especially close to 41edo's diatonic minor second (and octacot generator) of 3\41, differing only by 0.13 cents.
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