2432/2431

2432/2431, the Blumeyer comma, is a 19-limit superparticular comma of about 0.71 cents. It is the amount by which a stack of 17/16 and 22/19 falls short of 16/13. By tempering it out is defined the Blumeyer temperament, which enables the Blumeyer chords.

Interval information

Ratio	2432/2431
Factorization	27 × 11-1 × 13-1 × 17-1 × 19
Monzo	[7 0 0 0 -1 -1 -1 1⟩
Size in cents	0.7120025¢
Name	Blumeyer comma
Color name	19o17u3u1u1, nosuthulu 1sn, Nosuthulu comma
FJS name	[math]\displaystyle{ \text{A1}^{19}_{11,13,17} }[/math]
Special properties	superparticular, reduced
Tenney norm (log2 nd)	22.4953
Weil norm (log2 max(n, d))	22.4959
Wilson norm (sopfr(nd))	74
Comma size	unnoticeable
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Etymology

The name Blumeyer comma was named after Douglas Blumeyer in 2015.

See also

• Unnoticeable comma
• List of superparticular intervals