75/64

Interval information

Ratio	75/64
Factorization	2-6 × 3 × 52
Monzo	[-6 1 2⟩
Size in cents	274.5824¢
Name	classic augmented second
Color name	yy2, yoyo 2nd
FJS name	[math]\displaystyle{ \text{A2}^{25} }[/math]
Special properties	reduced, reduced harmonic
Tenney height (log2 nd)	12.2288
Weil height (log2 max(n, d))	12.4576
Wilson height (sopfr(nd))	25
[sound info]
Open this interval in xen-calc

75/64 is the classic (5-limit) augmented second. It can also be created by stacking 9 3/2's, octave reducing, and subtracting two syntonic commas, in which case it is a diminished third instead, and the eigenmonzo for 2/9 comma meantone.

See also

• 128/75 – its octave complement
• Gallery of just intervals