1225edo

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← 1224edo1225edo1226edo →
Prime factorization 52 × 72
Step size 0.979592¢ 
Fifth 717\1225 (702.367¢)
Semitones (A1:m2) 119:90 (116.6¢ : 88.16¢)
Dual sharp fifth 717\1225 (702.367¢)
Dual flat fifth 716\1225 (701.388¢)
Dual major 2nd 208\1225 (203.755¢)
Consistency limit 3
Distinct consistency limit 3

1225 equal divisions of the octave (abbreviated 1225edo or 1225ed2), also called 1225-tone equal temperament (1225tet) or 1225 equal temperament (1225et) when viewed under a regular temperament perspective, is the tuning system that divides the octave into 1225 equal parts of about 0.98 ¢ each. Each step represents a frequency ratio of 21/1225, or the 1225th root of 2.

The first seven prime harmonics with less than 1 standard deviation error in 1225edo are: 7, 13, 17, 29, 31, 41, 43.

Odd harmonics

Approximation of odd harmonics in 1225edo
Harmonic 3 5 7 9 11 13 15 17 19 21 23
Error absolute (¢) +0.412 -0.355 -0.010 -0.155 +0.192 -0.038 +0.058 -0.139 +0.283 +0.403 -0.356
relative (%) +42 -36 -1 -16 +20 -4 +6 -14 +29 +41 -36
Steps
(reduced)
1942
(717)
2844
(394)
3439
(989)
3883
(208)
4238
(563)
4533
(858)
4786
(1111)
5007
(107)
5204
(304)
5381
(481)
5541
(641)


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