13/1

Interval information

Ratio	13/1
Subgroup monzo	13 [1⟩
Size in cents	4440.528¢
Name	13th harmonic
Color name	c33o6, tricotho 6th
FJS name	[math]\displaystyle{ \text{m27}^{13} }[/math]
Special properties	harmonic, prime harmonic
Tenney height (log2 nd)	3.70044
Weil height (log2 max(n, d))	7.40088
Wilson height (sopfr(nd))	13
[sound info]
Open this interval in xen-calc

13/1, the 13th harmonic, is the harmonic past 12/1 and before 14/1. It is three octaves above 13/8, and is the basis of 13-limit harmony, as many 13-limit intervals can be expressed as the difference between this and another harmonic.

See also

• Gallery of just intervals
• Ed13