26/21

Interval information

Ratio	26/21
Factorization	2 × 3-1 × 7-1 × 13
Monzo	[1 -1 0 -1 0 1⟩
Size in cents	369.7468¢
Name	tredecimal major third
FJS name	[math]\displaystyle{ \text{m3}^{13}_{7} }[/math]
Special properties	reduced
Tenney height (log2 nd)	9.09276
Weil height (log2 max(n, d))	9.40088
Wilson height (sopfr(nd))	25
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26/21, the tredecimal major third, approx. 370 cents in size, has a very close approximation in 13edo. Its inverse is the tredecimal minor sixth 21/13.

See also

• 21/13 – its octave complement
• 63/52 – its fifth complement
• Gallery of just intervals