User:Francium/1031edo

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Revision as of 16:50, 4 September 2025 by Francium (talk | contribs) (Created page with "{{Infobox ET}} {{ED intro}} == Theory == 1031edo is consistent to the 9-odd-limit. It is strong in the 2.3.5.13.17 subgroup. === Prime harmonics === {{Harmonics in equal|1031}} === Subsets and supersets === 1031edo is the 273rd prime edo.")
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← 1030edo 1031edo 1032edo →
Prime factorization 1031 (prime)
Step size 1.16392 ¢ 
Fifth 603\1031 (701.843 ¢)
Semitones (A1:m2) 97:78 (112.9 ¢ : 90.79 ¢)
Consistency limit 9
Distinct consistency limit 9

1031 equal divisions of the octave (abbreviated 1031edo or 1031ed2), also called 1031-tone equal temperament (1031tet) or 1031 equal temperament (1031et) when viewed under a regular temperament perspective, is the tuning system that divides the octave into 1031 equal parts of about 1.16 ¢ each. Each step represents a frequency ratio of 21/1031, or the 1031st root of 2.

Theory

1031edo is consistent to the 9-odd-limit. It is strong in the 2.3.5.13.17 subgroup.

Prime harmonics

Approximation of prime harmonics in 1031edo
Harmonic 2 3 5 7 11 13 17 19 23 29 31
Error Absolute (¢) +0.000 -0.112 +0.107 -0.446 +0.379 -0.178 -0.203 +0.450 +0.242 +0.491 +0.260
Relative (%) +0.0 -9.6 +9.2 -38.3 +32.6 -15.3 -17.4 +38.7 +20.8 +42.2 +22.4
Steps
(reduced)
1031
(0)
1634
(603)
2394
(332)
2894
(832)
3567
(474)
3815
(722)
4214
(90)
4380
(256)
4664
(540)
5009
(885)
5108
(984)

Subsets and supersets

1031edo is the 273rd prime edo.