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Interval information
Ratio 16/7
Factorization 24 × 7-1
Monzo [4 0 0 -1
Size in cents 1431.1741¢
Name septimal major ninth
Color name r9, ru 9th
FJS name [math]\text{M9}_{7}[/math]
Tenney height (log2 nd) 6.80735
Weil height (log2 max(n, d)) 8
Wilson height (sopfr (nd)) 15
Harmonic entropy
(Shannon, [math]\sqrt{n\cdot d}[/math])
~4.58484 bits

[sound info]
open this interval in xen-calc

The septimal major ninth. The ratio between the 7th and 16th harmonics; one octave above 8/7.