Neon comma

Interval information

Factorization	221 × 360 × 5-50
Monzo	[21 60 -50⟩
Size in cents	1.614359¢
Name	neon comma
Color name	laquinquinbigu 8ve
FJS name	[math]\displaystyle{ - }[/math]
Special properties	reduced
Tenney norm (log2 nd)	232.194
Weil norm (log2 max(n, d))	232.196
Wilson norm (sopfr(nd))	472
Comma size	unnoticeable
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Neon comma is an unnoticeable 5-limit comma which seeds the neon temperament, and also the notable temperament deca. It is named after the 10th chemical element. Equal temperaments not divisible by 10 cannot temper it out.

The comma can be described as the difference between 10 3125/2916, sixix commas, and the octave.