286/285
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Ratio
286/285
Factorization
2 × 3-1 × 5-1 × 11 × 13 × 19-1
Monzo
[1 -1 -1 0 1 1 0 -1⟩
Size in cents
6.063873¢
Name
chthonisma
Color name
19u3o1og1, nuthologu 1sn,
Nuthologu comma
FJS name
[math]\text{d1}^{11,13}_{5,19}[/math]
Special properties
superparticular,
reduced
Tenney height (log2 nd)
16.3147
Weil height (log2 max(n, d))
16.3197
Wilson height (sopfr(nd))
53
Harmonic entropy
(Shannon, [math]\sqrt{nd}[/math])
~1.5364 bits
Comma size
small
open this interval in xen-calc
| Interval information |
Nuthologu comma
reduced
(Shannon, [math]\sqrt{nd}[/math])
286/285, the chthonisma is a 19-limit superparticular comma of about 6.1 ¢. It is the difference between 19/13 and 22/15, and also between 15/13 and 22/19.
Etymology
The name chthonisma was named by Xenllium in 2023. It was so named because 15/13 and 22/19 are chthonic interseptimal intervals.