Pythrabian comma

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Interval information
Ratio 94489280512/94143178827
Monzo [33 -23 0 0 1
Size in cents 6.35292
Name(s) Pythrabian comma
open this interval in xen-calc

The Pythrabian comma is the 11-limit small comma 94489280512/94143178827, which measures roughly 6.35 cents. It is the interval which, when tempered out, equates 11/8 with a stack of twenty three 3/2 perfect fifths octave-reduced. The name "Pythrabian comma" comes from 11/8 and 3/2 both being the generators for Alpharabian tuning, with 3/2 additionally being the generator for Pythagorean tuning.

See also