Dimcomp comma

Interval information

Ratio	390625/388962
Factorization	2-1 × 3-4 × 58 × 7-4
Monzo	[-1 -4 8 -4⟩
Size in cents	7.386082¢
Name	dimcomp comma
Color name	quadruyoyo comma
FJS name	[math]\displaystyle{ \text{5d}{-4}^{5,5,5,5,5,5,5,5}_{7,7,7,7} }[/math]
Special properties	reduced
Tenney norm (log2 nd)	37.1447
Weil norm (log2 max(n, d))	37.1508
Wilson norm (sopfr(nd))	82
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The dimcomp comma is a 7-limit small comma measuring about 7.4 cents.

It is the amount by which four quasi-tempered minor thirds (25/21) exceed an octave. Hence, tempering it out splits the octave into four equal parts, and EDOs that are not multiples of 4 cannot be tempering it out.

See also

• Dimcomp family
• Small comma