Rainy comma
Interval information |
reduced harmonic
2100875/2097152, the rainy comma, is a 7-limit unnoticeable comma of about 3.07 ¢. It is the amount by which five 8/7s fall short of three 5/4s, i.e. the amount by which 16807/16384 exceeds 128/125. It is tempered out by 31edo and 171edo. It factors into (2401/2400)(65625/65536).
Temperaments
See rainy.