323/256

323/256, or the octave-reduced 323rd harmonic, is a 19-limit major third that very closely approximates the 12edo major third. It is constructed by stacking 17/16 and 19/16, two JI intervals that approximate the 12edo minor second and minor third well, respectively.

Interval information

Ratio	323/256
Subgroup monzo	2.17.19 [-8 1 1⟩
Size in cents	402.4684¢
Name	octave-reduced 323rd harmonic
Color name	noso 4th, 19o17o4
FJS name	[math]\displaystyle{ \text{d4}^{17,19} }[/math]
Special properties	reduced, reduced harmonic
Tenney norm (log2 nd)	16.3354
Weil norm (log2 max(n, d))	16.6708
Wilson norm (sopfr(nd))	52
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