28561/28560

Interval information

Ratio	28561/28560
Factorization	2-4 × 3-1 × 5-1 × 7-1 × 134 × 17-1
Monzo	[-4 -1 -1 -1 0 4 -1⟩
Size in cents	0.06061638¢
Name	neuseisma
Color name	suquadtho-arugu 1sn
FJS name	[math]\displaystyle{ \text{dd1}^{13,13,13,13}_{5,7,17} }[/math]
Special properties	square superparticular, reduced
Tenney norm (log2 nd)	29.6035
Weil norm (log2 max(n, d))	29.6035
Wilson norm (sopfr(nd))	92
Comma size	unnoticeable
S-expression	S169
Open this interval in xen-calc

28561/28560, the neuseisma, is an unnoticeable 17-limit comma of about 0.06 ¢.

Commatic relations

This comma is the difference between

• 169/168 and 170/169

It factors into

• 37180/37179 and 123201/123200
• 31213/31212 and 336141/336140

Temperaments

Tempering out this comma in the 17-limit results in the rank-6 neuseismic temperament, or in the 2.3.5.7.13.17 subgroup, the rank-5 neuseic temperament.

Etymology

This comma is named by Budjarn Lambeth in 2023, after Neuse Forest, North Carolina, which has a ZIP code of 28560.