28/9: Difference between revisions

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Created page with "{{Infobox interval|Name=septimal (sub)minor thirteenth|Color name=zo 13th, z13}} '''28/9''', the ''septimal (sub)minor thirteenth''. Lies within the 9-odd-limit; is {{Stub}} the ratio between the 28th and 9th harmonics."
 
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{{Infobox interval|Name=septimal (sub)minor thirteenth|Color name=zo 13th, z13}}
{{Infobox interval|Name=septimal (sub)minor thirteenth|Color name=z13, zo 13th}}


'''28/9''', the ''septimal (sub)minor thirteenth''. Lies within the [[9-odd-limit]]; is  
'''28/9''', the ''septimal (sub)minor thirteenth'', is an interval which lies within the [[9-odd-limit]]. It is a [[14/9|septimal subminor sixth]] plus an octave, and is the ratio between the 9th and 28th harmonics.


{{Stub}}
{{Stub}}


the ratio between the 28th and 9th harmonics.
the ratio between the 28th and 9th harmonics.

Latest revision as of 16:59, 30 July 2026

Interval information
Ratio 28/9
Factorization 22 × 3-2 × 7
Monzo [2 -2 0 1
Size in cents 1964.916¢
Name septimal (sub)minor thirteenth
Color name z13, zo 13th
FJS name [math]\displaystyle{ \text{m13}^{7} }[/math]
Tenney norm (log2 nd) 7.97728
Weil norm (log2 max(n, d)) 9.61471
Wilson norm (sopfr(nd)) 17
Open this interval in xen-calc

28/9, the septimal (sub)minor thirteenth, is an interval which lies within the 9-odd-limit. It is a septimal subminor sixth plus an octave, and is the ratio between the 9th and 28th harmonics.

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the ratio between the 28th and 9th harmonics.