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
FJS name	[math]\displaystyle{ \text{P1}^{31}_{5,11} }[/math]
Special properties	superparticular, reduced
Tenney height (log2 nd)	17.9055
Weil height (log2 max(n, d))	17.9084
Wilson height (sopfr(nd))	61
Harmonic entropy (Shannon, [math]\displaystyle{ \sqrt{nd} }[/math])	~1.31147 bits
Comma size	unnoticeable
S-expression	S31 × S32
Open this interval in xen-calc

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
• Superparticular comma
• List of superparticular intervals