Orgonisma
| Interval information |
reduced subharmonic
The orgonisma (ratio: 65536/65219) is a small comma in the 11-limit that is about 8.39 cents in size. It forms the difference between a stack of three 11/8 semi-augmented fourths and a stack consisting of two 8/7 whole tones (i.e. 64/49) plus an octave.
It factors into simpler commas as (4000/3993)⋅(6144/6125) or (540/539)⋅(16384/16335). It is also the sum of the rastma and the olympia.
Temperaments
Tempering out this comma leads to one of the ragtag group of temperaments that are collectivelly known as "Orgonia".
Trivia
This comma differs from the gamelisma by a tiny margin, 67110351/67108864 (0.04 ¢)