92/91

Interval information

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 negative 1sn, Twethothuru comma
FJS name	[math]\displaystyle{ \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
Comma size	small
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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.

See also

• Small comma
• List of superparticular intervals