290/289

Interval information

Ratio	290/289
Factorization	2 × 5 × 17-2 × 29
Monzo	[1 0 1 0 0 0 -2 0 0 1⟩
Size in cents	5.980089¢
Name	brunisma
Color name	29o17uuy-2, twenosusuyo negative 2nd, Twenosusuyo comma
FJS name	[math]\displaystyle{ \text{d}{-2}^{5,29}_{17,17} }[/math]
Special properties	superparticular, reduced
Tenney height (log2 nd)	16.3548
Weil height (log2 max(n, d))	16.3598
Wilson height (sopfr(nd))	70
Harmonic entropy (Shannon, [math]\displaystyle{ \sqrt{nd} }[/math])	~1.52735 bits
Comma size	small
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290/289, the brunisma is a 29-limit superparticular comma measuring about 6 cents. It forms the difference between 17/10 and 29/17.

Etymology

The name brunisma was named by Xenllium in 2024. It refers to 290 Bruna, the asteroid. Which was in turn named after Brno, a city in Czech Republic.

See also

• Small comma
• List of superparticular intervals