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Interval information
Ratio 2080/2079
Monzo [5 -3 1 -1 -1 1
Size in cents 0.83252
Name(s) ibnsinma
open this interval in xen-calc

2080/2079, the ibnsinma, is a 13-limit unnoticeable comma measuring about 0.8 cents. It is such a significant comma in the 13-limit being the difference between the following commas:

It factors into the following superparticular intervals:

In Sagittal notation, it is the default comma represented by two minas or six tinas.


By tempering it out is defined the ibnsinmic temperament, which enables the ibnsinmic chords, the essentially tempered chords in the 21-odd-limit. Another consequence is that it makes fifth complements of 13/11 and 80/63, and of 40/33 and 26/21.

See also