190/189

Interval information

Ratio	190/189
Factorization	2 × 3-3 × 5 × 7-1 × 19
Monzo	[1 -3 1 -1 0 0 0 1⟩
Size in cents	9.135821¢
Name	cotylisma
Color name	19ory1, noruyo 1sn
FJS name	[math]\displaystyle{ \text{P1}^{5,19}_{7} }[/math]
Special properties	superparticular, reduced
Tenney norm (log2 nd)	15.1321
Weil norm (log2 max(n, d))	15.1397
Wilson norm (sopfr(nd))	42
Comma size	small
S-expression	S19⋅S20
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190/189, the cotylisma, is a 19-limit superparticular comma. It is the amount by which 10/9 exceeds 21/19, and also the difference between 19/18 and 21/20.

Etymology

The name cotylisma was named by Xenllium in 2023. It is originated from cotyledon, which has derived temperament names such as tetracot and octacot.

See also

• Small comma
• List of superparticular intervals