1287/1280

Interval information

Ratio	1287/1280
Factorization	2-8 × 32 × 5-1 × 11 × 13
Monzo	[-8 2 -1 0 1 1⟩
Size in cents	9.441892¢
Name	catadictma
Color name	3o1og1, thologu 1sn, Thologu comma
FJS name	[math]\displaystyle{ \text{d1}^{11,13}_{5} }[/math]
Special properties	reduced
Tenney height (log2 nd)	20.6517
Weil height (log2 max(n, d))	20.6596
Wilson height (sopfr(nd))	51
Comma size	small
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1287/1280, the catadictma, is a 13-limit small comma. It is the amount by which a stack consisting of 16/11 and 16/13 falls short of 9/5. By tempering it out is defined the catadictmic temperament, which enables the catadictmic chords.

See also

• Small comma