253/247: Difference between revisions

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In [[23-limit]] [[just intonation]], '''253/247''' is a [[quartertone]] measuring about 41.6 [[cent]]s.  
In [[23-limit]] [[just intonation]], '''253/247''', the '''quaoarisma''', is a [[quartertone]] measuring about 41.6 [[cent]]s.  


If treated as a [[comma]] to be [[tempered out]], it results in a [[rank-3]] temperament in the 11.13.19.23 [[subgroup]].
If treated as a [[comma]] to be [[tempered out]], it results in a [[rank-3]] temperament in the 11.13.19.23 [[subgroup]].


[[Category:Medium_commas]]
This commas was named by [[User:Inisil|Iniðil]] in 2025.
 
[[Category:Commas with unknown etymology]]

Revision as of 07:14, 28 February 2026

Interval information
Ratio 253/247
Subgroup monzo 11.13.19.23 [1 -1 -1 1
Size in cents 41.55161¢
Name quaoarisma
Color name twethonuthulo unison, 23o19u3u1o1
FJS name [math]\displaystyle{ \text{d}{-2}^{11,23}_{13,19} }[/math]
Special properties reduced
Tenney norm (log2 nd) 15.9314
Weil norm (log2 max(n, d)) 15.966
Wilson norm (sopfr(nd)) 66
Comma size medium
Open this interval in xen-calc

In 23-limit just intonation, 253/247, the quaoarisma, is a quartertone measuring about 41.6 cents.

If treated as a comma to be tempered out, it results in a rank-3 temperament in the 11.13.19.23 subgroup.

This commas was named by Iniðil in 2025.