20/11
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Ratio
20/11
Factorization
22 × 5 × 11-1
Monzo
[2 0 1 0 -1⟩
Size in cents
1034.996¢
Names
small undecimal neutral seventh,
undecimal supraminor seventh
Color name
1uy7, luyo 7th
FJS name
[math]\text{M7}^{5}_{11}[/math]
Special properties
reduced
Tenney height (log2 nd)
7.78136
Weil height (log2 max(n, d))
8.64386
Wilson height (sopfr(nd))
20
Harmonic entropy
(Shannon, [math]\sqrt{nd}[/math])
~4.23886 bits
[sound info]
open this interval in xen-calc
| Interval information |
undecimal supraminor seventh
(Shannon, [math]\sqrt{nd}[/math])
[sound info]
20/11 the small undecimal neutral seventh or undecimal supraminor seventh is an 11-limit interval measuring about 1035 ¢ in size.
Approximation
20/11 is approximated extremely precisely by 80edo and its multiples, with a chain of eighty 20/11's failing to close at the octave by a mere third of a cent, close enough that you could theoretically tune an instrument to 80edo by ear using it if you had the patience.