259edo

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← 258edo259edo260edo →
Prime factorization 7 × 37
Step size 4.6332¢ 
Fifth 152\259 (704.247¢)
Semitones (A1:m2) 28:17 (129.7¢ : 78.76¢)
Dual sharp fifth 152\259 (704.247¢)
Dual flat fifth 151\259 (699.614¢)
Dual major 2nd 44\259 (203.861¢)
Consistency limit 3
Distinct consistency limit 3

259 equal divisions of the octave (abbreviated 259edo or 259ed2), also called 259-tone equal temperament (259tet) or 259 equal temperament (259et) when viewed under a regular temperament perspective, is the tuning system that divides the octave into 259 equal parts of about 4.63 ¢ each. Each step represents a frequency ratio of 21/259, or the 259th root of 2.

It is part of the optimal ET sequence for the counterkleismic, langwidge, octacot, october, parkleismic and ulmo temperaments.

Odd harmonics

Approximation of odd harmonics in 259edo
Harmonic 3 5 7 9 11 13 15 17 19 21 23
Error Absolute (¢) +2.29 -1.76 -0.49 -0.05 +0.03 -1.92 +0.53 +1.61 -0.99 +1.81 +1.84
Relative (%) +49.5 -37.9 -10.5 -1.1 +0.7 -41.4 +11.5 +34.7 -21.3 +39.0 +39.7
Steps
(reduced)
411
(152)
601
(83)
727
(209)
821
(44)
896
(119)
958
(181)
1012
(235)
1059
(23)
1100
(64)
1138
(102)
1172
(136)


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