312edo

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← 311edo 312edo 313edo →
Prime factorization 23 × 3 × 13
Step size 3.84615 ¢ 
Fifth 183\312 (703.846 ¢) (→ 61\104)
Semitones (A1:m2) 33:21 (126.9 ¢ : 80.77 ¢)
Dual sharp fifth 183\312 (703.846 ¢) (→ 61\104)
Dual flat fifth 182\312 (700 ¢) (→ 7\12)
Dual major 2nd 53\312 (203.846 ¢)
Consistency limit 3
Distinct consistency limit 3

Template:EDO intro

Theory

This EDO is the first multiple of 12 to have a patent val fifth that does not correspond to the 12edo fifth of 700 cents.

It is strong in the 2.7.9.15 subgroup. Beyond that, it's harmonic quality is quite poor (for its size).


Approximation of odd harmonics in 312edo
Harmonic 3 5 7 9 11 13 15 17 19 21 23 25
Error Absolute (¢) +1.89 -1.70 +0.40 -0.06 -1.32 +1.78 +0.19 -1.11 -1.36 -1.55 -1.35 +0.45
Relative (%) +49.2 -44.2 +10.5 -1.7 -34.3 +46.3 +5.0 -28.8 -35.3 -40.3 -35.1 +11.7
Steps
(reduced)
495
(183)
724
(100)
876
(252)
989
(53)
1079
(143)
1155
(219)
1219
(283)
1275
(27)
1325
(77)
1370
(122)
1411
(163)
1449
(201)