9251/9248

Interval information

Ratio	9251/9248
Factorization	2-5 × 11 × 17-2 × 292
Monzo	[-5 0 0 0 1 0 -2 0 0 2⟩
Size in cents	0.5615117¢
Name	helevenisma
Color name	29oo17uu1o-2, bitwenosu-alo negative 2nd
FJS name	[math]\displaystyle{ \text{m}{-2}^{11,29,29}_{17,17} }[/math]
Special properties	reduced
Tenney height (log2 nd)	26.3503
Weil height (log2 max(n, d))	26.3508
Wilson height (sopfr(nd))	113
Harmonic entropy (Shannon, [math]\displaystyle{ \sqrt{nd} }[/math])	~1.20116 bits
Comma size	unnoticeable
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9251/9248, the helevenisma, is a 29-limit (also 2.11.17.29 subgroup) comma measuring about 0.56 cents. It marks the difference between 11/8 and a stack of two 34/29's.

Etymology

The helevenisma was named by Zhea Erose in 2023, as h- ("half") + eleven + -isma since the related temperament divides the octave-reduced 11th harmonic into two.