92/91
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Ratio
92/91
Factorization
22 × 7-1 × 13-1 × 23
Monzo
[2 0 0 -1 0 -1 0 0 1⟩
Size in cents
18.92078¢
Name
undinisma
Color name
23o3ur1,
twethothuru 1sn,
Twethothuru comma
FJS name
[math]\text{d}{-2}^{23}_{7,13}[/math]
Special properties
superparticular,
reduced
Tenney height (log2 nd)
13.0314
Weil height (log2 max(n, d))
13.0471
Wilson height (sopfr(nd))
47
Harmonic entropy
(Shannon, [math]\sqrt{nd}[/math])
~3.60956 bits
Comma size
small
open this interval in xen-calc
| Interval information |
twethothuru 1sn,
Twethothuru comma
reduced
(Shannon, [math]\sqrt{nd}[/math])
92/91, the undinisma is a 23-limit superparticular comma measuring about 18.9 cents. It forms the difference between 8/7 and 26/23, as well as 23/16 and 91/64 (larger huntmic tritone).
Etymology
The name undinisma was named by Xenllium in 2023. It refers to 92 Undina, the asteroid. Which was in turn named after the protagonist of the fairy-tale novella ‘Undine’ (1811).