873edo: Difference between revisions

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{{Infobox ET}}
{{Infobox ET}}
The '''873 equal division''' divides the octave into 873 equal parts of 1.375 cents each. It tempers out the amity comma, 1600000/1594323, in the 5-limit, providing the [[Optimal_patent_val|optimal patent val]].
{{EDO intro|873}}
 
The equal temperament [[Tempering out|tempers out]] the [[amity comma]], 1600000/1594323, in the 5-limit, providing the [[optimal patent val]] for it.
 
=== Odd harmonics ===
{{Harmonics in equal|873}}
 
=== Subsets and supersets ===
Since 873 factors into 3<sup>2</sup> × 97, 873edo has subset edos {{EDOs| 3, 9, 97, and 291 }}.  


[[Category:Equal divisions of the octave|###]] <!-- 3-digit number -->
[[Category:Amity]]
[[Category:Amity]]

Revision as of 09:45, 20 October 2023

← 872edo 873edo 874edo →
Prime factorization 32 × 97
Step size 1.37457 ¢ 
Fifth 511\873 (702.405 ¢)
Semitones (A1:m2) 85:64 (116.8 ¢ : 87.97 ¢)
Consistency limit 7
Distinct consistency limit 7

Template:EDO intro

The equal temperament tempers out the amity comma, 1600000/1594323, in the 5-limit, providing the optimal patent val for it.

Odd harmonics

Approximation of odd harmonics in 873edo
Harmonic 3 5 7 9 11 13 15 17 19 21 23
Error Absolute (¢) +0.450 -0.059 +0.246 -0.474 -0.115 -0.665 +0.391 -0.488 -0.606 -0.678 -0.096
Relative (%) +32.8 -4.3 +17.9 -34.5 -8.4 -48.4 +28.5 -35.5 -44.1 -49.3 -7.0
Steps
(reduced)
1384
(511)
2027
(281)
2451
(705)
2767
(148)
3020
(401)
3230
(611)
3411
(792)
3568
(76)
3708
(216)
3834
(342)
3949
(457)

Subsets and supersets

Since 873 factors into 32 × 97, 873edo has subset edos 3, 9, 97, and 291.