496/495

Interval information

Ratio	496/495
Subgroup monzo	2.3.5.11.31 [4 -2 -1 -1 1⟩
Size in cents	3.493915¢
Name	navatonisma
Color name	31o1ug1, thiwolugu unison
FJS name	[math]\displaystyle{ \text{P1}^{31}_{5,11} }[/math]
Special properties	superparticular, reduced
Tenney norm (log2 nd)	17.9055
Weil norm (log2 max(n, d))	17.9084
Wilson norm (sopfr(nd))	61
Comma size	unnoticeable
S-expression	S31⋅S32
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496/495, the navatonisma, is a 31-limit or 2.3.5.11.31-subgroup superparticular comma of about 3.494 cents. This size barely make it an unnoticeable comma; actually it's the largest superparticular comma smaller than 3.5 cents.

This comma is the difference between two navatones: 45/16 and 31/11. It's also the difference between 31/30 and 33/32, between 33/31 and 16/15, or between 225/224 and 155/154, etc.

This is also a triangle-particular comma.

Etymology

The navatonisma was named by FilterNashi in 2025.

See also

• Unnoticeable comma
• Triangle-particular
• List of superparticular intervals/31-limit